[dns-operations] Quad9 denial of existence for _25._tcp.mx1.p01.antagonist.nl IN TLSA

2019-11-25 Thread Viktor Dukhovni


According DNSViz, and the Cloudflare, Google and Verisign public resolvers the
qname below has a TLSA record, but Quad returns an apparently valid denial of
existence.  It is possible that Quad9 is "the guilty party" here only by
accident, and had I asked at another time, some other server would return the
unexpected denial of existence.

No idea where the associated RRSIGs and NSEC3 records are coming from.  Perhaps
there are some nameservers (reached via Quad9) for antagonist.nl that have a
zone file in which the empty-non-terminal "_tcp" is missing...

$ dig +dnssec +noall +comment +ans +auth -t tlsa 
_25._tcp.mx1.p01.antagonist.nl @9.9.9.10
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 10642
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 8, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags: do; udp: 512
;; AUTHORITY SECTION:
antagonist.nl.  180 IN  SOA ns1.antagonist.nl. 
hostmaster.antagonist.nl. 2018052300 180 3600 1209600 86400
cueh7hkbnbrqk65590909p4r0pq6cd45.antagonist.nl. 43200 IN NSEC3 1 0 1 AB 
D04COHDERT50P43FHSP1N5F7LDVTORH7 A  RRSIG
i33uq5toep0fslekf0mqpnv6pb6s002e.antagonist.nl. 43200 IN NSEC3 1 0 1 AB 
IDTV8EDH9FRO5UU2OC4N3PUM51SRLDGH A RRSIG
g7u4gpdfmf579evnnqmc3v816rafktip.antagonist.nl. 43200 IN NSEC3 1 0 1 AB 
GFL0IAO83UJDAA6IHCTHFGL6T4KNILQO A RRSIG
antagonist.nl.  180 IN  RRSIG   SOA 13 2 180 2019120500 
2019111400 47684 antagonist.nl. 
TjahhD+sFLbHkIAUcUFFo+vC4icQKK2Zh+74BN+eFQ9JhkZaQ6AMYNbT 
wGfDZuNntzd2C3FS4SiIptAr6fOkvA==
cueh7hkbnbrqk65590909p4r0pq6cd45.antagonist.nl. 86400 IN RRSIG NSEC3 13 3 
86400 2019120500 2019111400 47684 antagonist.nl. 
5KPt3wExlfKg4tZJ1fdR1xhnj8x8DsmgYR2+pCHkcc041thw3E6jQCfY 
CESVytcQcp6Zb/uJ3zxNXExJkEzZoQ==
i33uq5toep0fslekf0mqpnv6pb6s002e.antagonist.nl. 86400 IN RRSIG NSEC3 13 3 
86400 2019120500 2019111400 47684 antagonist.nl. 
Wrzps6dY9zhq14kBiFp0KwDqdkMtceOMV2cMKPkznhxFcsmpsTazZX1Z 
MAw/565cRwpWRoU5LuGNzGHg3ZstUQ==
g7u4gpdfmf579evnnqmc3v816rafktip.antagonist.nl. 86400 IN RRSIG NSEC3 13 3 
86400 2019120500 2019111400 47684 antagonist.nl. 
DBJvz7HbYSFS/PHtTXD2qMwsKuWXoqNj8MPNMIk84Jv4kY1w52EevWIS 
nIgDknp9DbzYcczQzOOu1cyEYulYPg==

6d1aa3h9jtqjdp0vjblqej9e17ub81hs. _25._tcp.mx1.p01.antagonist.nl
v3rrfku7an9uo5qeuhbdndnruhp9esar. *._tcp.mx1.p01.antagonist.nl
i9sp4p909spoci68n9q0r33hk9fes0n4. _tcp.mx1.p01.antagonist.nl(Covered)
g90cq1j49b7nkrom5lcojqals2gittit. *.mx1.p01.antagonist.nl   (Covered)
cueh7hkbnbrqk65590909p4r0pq6cd45. mx1.p01.antagonist.nl (Covered, 
closest encloser)
sac7gh66m6avf55q05gbfhh91a48hstf. *.p01.antagonist.nl
iupnvfafqalai3eke44m2vi4vr89lgpk. p01.antagonist.nl
83jtudmler6j6tailr1f6hktosq1mvc4. *.antagonist.nl
29eiirrkt62jjrrigm5ouurhdt4p682u. antagonist.nl

-- 
Viktor.
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Re: [dns-operations] Questions on private nameservers registration

2019-11-25 Thread John W. O'Brien
On 2019/11/25 19:57, Wesley Peng wrote:
> If I want to run my own nameservers, saying they are:
>
> ns1.wsly.de.   1.2.3.4
> ns2.wsly.de.   5.6.7.8
>
>
> Would I put the glues into DE's registry, or shall I put glues into all
> registries, including  COM, NET, INFO, ccTLD etc?

You would publish glue records to DE, and not to any of the others you
mentioned. The only situations where glue records are required (or even
useful) are when a resolver would be unable to traverse a referral
without them. That is, when a nameserver's name is in-baliwick of a zone
for which it is itself authoritative.

Are ns{1,2}.wsly.de authoritative for wsly.de? Then glue is required in
DE. Otherwise probably not [0].

[0] It would be theoretically possible for some other servers to be
authoritative for wsly.de while ns1.wsly.de is authoritative for
ns1.wsly.de and ns2.wsly.de is authoritative for ns2.wsle.de. In that
case, you would need glue in WSLY.DE and not in DE, but it would be very
unusual to do this in the first place and other DNS operators might look
at you funny.

-- 
John W. O'Brien
OpenPGP keys:
0x33C4D64B895DBF3B



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Re: [dns-operations] Questions on private nameservers registration

2019-11-25 Thread Wesley Peng

John,

on 2019/11/26 9:35, John W. O'Brien wrote:

Are ns{1,2}.wsly.de authoritative for wsly.de? Then glue is required in
DE. Otherwise probably not [0].


Yes I plan to setup ns{1,2}.wsly.de to be wsly.de's auth-nameservers.
Thank you for pointing out that.

Regards.
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[dns-operations] Questions on private nameservers registration

2019-11-25 Thread Wesley Peng

Hello

If I want to run my own nameservers, saying they are:

ns1.wsly.de.   1.2.3.4
ns2.wsly.de.   5.6.7.8


Would I put the glues into DE's registry, or shall I put glues into all 
registries, including  COM, NET, INFO, ccTLD etc?


Thanks.
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Re: [dns-operations] Questions about my domain's DNS

2019-11-25 Thread Wesley Peng

Thank you for instant support Peter. I love DENIC.

on 2019/11/25 22:38, Peter Koch wrote:

without knowing details about the registrar/reseller chain that you might be
using, informing the registrar of such a change is a prerequisite for the
delegation to change at the TLD level.  That means, the registrar will
change the respective entries in the TLD registry.  In the case of DE,
the current (sic!) cadence of zone publication is once per hour, which makes you
incur a delay of up to two ours in the worst case.  Meanwhile, your changes
have made it into the DE zone (as published trough the DE TLD nameservers).


Regards.
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Re: [dns-operations] root? we don't need no stinkin' root!

2019-11-25 Thread Fred Morris
Funny you should mention this. It just occurred to me, although it also 
apparently occurred to one other soul on the dnsrpz mailing list, you can 
use RPZ to audit and to some extent contain leakage.


Assuming you own example.com, I'm speaking about entries akin to the 
following:


*.example.example.com CNAME .
*.com.example.com CNAME .
*.net.example.com CNAME .

Entries like the foregoing will return NXDOMAIN for, for example,
dolphin2.com.example.com. ;-) It's also possible to log or direct the 
querant to a honeypot. Granted, most likely the stub resolver is trying 
dolphin2.com.example.com because it already tried dolphin2 and 
dolphin2.com and both of those failed, but at least you know.


You can also see just how good your passive DNS provider's data is, by 
looking for things which resolved to 127.0.53.53. (This is a really good 
way for the casual reader to understand the scope of this problem, by the 
way.)


Running your own caching resolver and dumping the cache and looking for 
stuff is also occasionally advisable; I suspect most of the people on this 
list would know this.


--

Fred Morris

On Mon, 25 Nov 2019, Florian Weimer wrote:



Is it because of the incoming data is interesting?


Define interesting.


The data could have monetary value.  Passwords that are otherwise
difficult to come by might be leaking.

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Re: [dns-operations] root? we don't need no stinkin' root!

2019-11-25 Thread Paul Ebersman
jim> What do you consider to be a lot of queries? The root server system
jim> collectively handles 500K-1M queries per second. That seems rather
jim> a lot to me. YMMV.

fw> But globally?  For the entire planet?

fw> It's certainly beyond what I can run out of my basement using spare
fw> parts, but it's also not a mindbogglingly huge number.  I would have
fw> expected something that's clearly impossible to handle from a single
fw> box.

Actually, it's a great argument for longer TTLs and caching doing what
they're supposed to.

The root zones and most TLDs tend to have longer, non trendy (over 5
minute) TTLs, so root servers, TLDs and other auth servers get orders of
magnitude less queries than large recursive farms, which cache and then
get cache hits.

Comcast & Google get 2-3 orders of magnitude more than large TLD servers
and 4-5 orders of magnitude more than the root servers and these two
probably represent something like 1/3 of public recursive server
traffic. The largest Chinese ISP used to do more traffic then either of
the above.

But compared to a large corp DNS server farm, the root servers shovel a
lot of bits. Some of it even valid DNS queries and responses. ;)
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Re: [dns-operations] root? we don't need no stinkin' root!

2019-11-25 Thread Florian Weimer
* Jim Reid:

>> On 25 Nov 2019, at 20:54, Florian Weimer  wrote:
>> 
>> The query numbers are surprisingly low.  To me at last.
>
> What do you consider to be a lot of queries? The root server system
> collectively handles 500K-1M queries per second. That seems rather a
> lot to me. YMMV.

But globally?  For the entire planet?

It's certainly beyond what I can run out of my basement using spare
parts, but it's also not a mindbogglingly huge number.  I would have
expected something that's clearly impossible to handle from a single
box.

>> Is it because of the incoming data is interesting?
>
> Define interesting.

The data could have monetary value.  Passwords that are otherwise
difficult to come by might be leaking.
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Re: [dns-operations] root? we don't need no stinkin' root!

2019-11-25 Thread Jim Reid



> On 25 Nov 2019, at 20:54, Florian Weimer  wrote:
> 
> The query numbers are surprisingly low.  To me at last.

What do you consider to be a lot of queries? The root server system 
collectively handles 500K-1M queries per second. That seems rather a lot to me. 
YMMV. I don't know of any other IT platform that reliably handles transactions 
at anything close to that volume. Or orders of magnitude lower. IIUC Mastercard 
and Visa each handle around "only" 30K transactions/second.

Root server query numbers are continually rising. This is why suggestions like 
Mark's and RFC7706 need careful consideration. Ultimately, the root server 
operators won't be able to keep on adding capacity and bandwidth to keep up 
with demand or mitigate DDoS attacks. They'll eventually run out of 
money/bits/hardware before the script kiddies and their botnets do. Even though 
the RSOs are winning that arms race today.

> Do we know why the number of root instances has increased?

Partly it will be each RSO adding more instances to improve resilience, 
capacity and performance. They will also be adding more servers to address 
layer 9+ questions from countries who want to have more root servers inside 
their borders. IXPs/ISPs want that too, just like they want extra copies of 
local cache nodes from CDNs.

Some countries perceive the DNS root to be US-centric. When they're not on 
friendly terms with the USA, that can be a problem. Adding anycast root 
instances in say China or Russia can go some way to alleviate some of those 
concerns.

> Is it because of the incoming data is interesting?

Define interesting. IMO instances are being added for the reasons above. 
Whether the ever-growing volume of queries to the root is interesting or not is 
irrelevant IMO.


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Re: [dns-operations] root? we don't need no stinkin' root!

2019-11-25 Thread Bill Woodcock


> On Nov 25, 2019, at 9:54 PM, Florian Weimer  wrote:
> The query numbers are surprisingly low.  To me at last.

Duane Wessels did a good study some time ago of queries to the root.  I believe 
over 99% were bogus, not real queries for resolvable things.

> Do we know why the number of root instances has increased?  Is it
> because of the incoming data is interesting?

In some cases perhaps.  In our case, we typically install eight at each 
location, and we’ve passed two hundred locations now.  So this:

>The Domain Name System (DNS) leverages nearly 1K distributed
>servers

…is not exactly correct…  Perhaps it’s only 1K _locations_.

We provide them to make the root more resilient against DDoS, and to reduce 
query latency.  But we’re a non-profit which exists for that purpose, we don’t 
derive any revenue from it, and our finances are publicly audited.  For-profits 
require revenue, and there’s certainly a market for pcaps taken from in front 
of root servers.

-Bill



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Re: [dns-operations] root? we don't need no stinkin' root!

2019-11-25 Thread bert hubert
On Mon, Nov 25, 2019 at 09:54:55PM +0100, Florian Weimer wrote:
> Do we know why the number of root instances has increased?  Is it
> because of the incoming data is interesting?

I would venture the latter. This remains a seriously underdiscussed subject. 

There is of course "logging of all data" which is bad enough but people
appear to be getting creative with doing "analyses on the 24 hours of logs
we are allowed to keep".

Bert
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Re: [dns-operations] root? we don't need no stinkin' root!

2019-11-25 Thread Florian Weimer
* Mark Allman:

> Left here to be ripped apart ... :-)

The query numbers are surprisingly low.  To me at last.

Do we know why the number of root instances has increased?  Is it
because of the incoming data is interesting?
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[dns-operations] root? we don't need no stinkin' root!

2019-11-25 Thread Mark Allman


Left here to be ripped apart ... :-)

  Mark Allman. On Eliminating Root Nameservers from the DNS, ACM
  SIGCOMM Workshop on Hot Topics in Networks (HotNets), November
  2019.
  https://www.icir.org/mallman/pubs/All19b/

  Abstract:
The Domain Name System (DNS) leverages nearly 1K distributed
servers to provide information about the root of the Internet's
namespace. The large size and broad distribution of the root
nameserver infrastructure has a number of benefits, including
providing robustness, low delays to topologically close root
servers and a way to cope with the immense torrent of queries
destined for the root nameservers. While the root nameserver
service operates well, it represents a large community
investment. Due to this large cost, in this paper we take the
position that DNS' root nameservers should be
eliminated. Instead, recursive resolvers should use a local copy
of the root zone file instead of consulting root
nameservers. This paper considers the pros and cons of this
alternate approach.

allman


--
https://www.icir.org/mallman/
@mallman_icsi
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Re: [dns-operations] Questions about my domain's DNS

2019-11-25 Thread Wesley Peng
 
 

 Thanks for updating the info Victor.
 

 
 

 
 
>  
> On Nov 25, 2019 at 10:10 PM,   (mailto:ietf-d...@dukhovni.org)>  wrote:
>  
>  
>  
>  On Mon, Nov 25, 2019 at 02:56:51PM +0100, Elmar K. Bins wrote: 
>
> >   >  ;; AUTHORITY SECTION: 
> >   >  wsly.de. 86400 IN NS art.ns.cloudflare.com. 
> >   >  wsly.de. 86400 IN NS roxy.ns.cloudflare.com. 
> >  
> >  In order to update the records in "de" you need your domain provider to 
> > send 
> >  them an update of the nameservers. 
>
> More precisely, the registrar rather than the DNS operator when these 
> are different. But in this case no need, the .de glue has already been 
> updated: 
>
>  wsly.de. IN NS art.ns.cloudflare.com. 
>  wsly.de. IN NS roxy.ns.cloudflare.com. 
>
> and WHOIS reports: 
>
>  Domain: wsly.de 
>  Nserver: art.ns.cloudflare.com 
>  Nserver: roxy.ns.cloudflare.com 
>  Changed: 2019-11-25T13:20:29+01:00 
>
> -- 
>  Viktor. 
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>
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Re: [dns-operations] Questions about my domain's DNS

2019-11-25 Thread Michele Neylon - Blacknight
If we are directly integrated with the registry then a nameserver change is 
almost instant.
But we aren’t directly integrated with all registries and not all of them 
handle DNS changes in the same way
Some, for example, will do a pre-check before they’ll allow a change.


--
Mr Michele Neylon
Blacknight Solutions
Hosting, Colocation & Domains
https://www.blacknight.com/
http://blacknight.blog/
Intl. +353 (0) 59  9183072
Direct Dial: +353 (0)59 9183090
Personal blog: https://michele.blog/
Some thoughts: https://ceo.hosting/
---
Blacknight Internet Solutions Ltd, Unit 12A,Barrowside Business Park,Sleaty
Road,Graiguecullen,Carlow,R93 X265,Ireland  Company No.: 370845


From: dns-operations  on behalf of Wesley 
Peng 
Date: Monday 25 November 2019 at 15:45
To: Dns-Operations 
Subject: Re: [dns-operations] Questions about my domain's DNS

I saw blacknight does good business on domain industry. How do you handle DNS 
delegation like my case? Thanks.



On Nov 25, 2019 at 10:22 PM, mailto:mich...@blacknight.com>> wrote:
That depends on how they’re integrated
It’s really a question you need to be asking them


--
Mr Michele Neylon
Blacknight Solutions
Hosting, Colocation & Domains
https://www.blacknight.com/
http://blacknight.blog/
Intl. +353 (0) 59  9183072
Direct Dial: +353 (0)59 9183090
Personal blog: https://michele.blog/
Some thoughts: https://ceo.hosting/
---
Blacknight Internet Solutions Ltd, Unit 12A,Barrowside Business Park,Sleaty
Road,Graiguecullen,Carlow,R93 X265,Ireland  Company No.: 370845


From: dns-operations  on behalf of Wesley 
Peng 
Date: Monday 25 November 2019 at 15:22
To: "Elmar K. Bins" 
Cc: Dns-Operations 
Subject: Re: [dns-operations] Questions about my domain's DNS

Hello

When I changed name servers in registrar, won’t they be registered into DE’s 
servers automatically? Thank you.




On Nov 25, 2019 at 9:56 PM, mailto:e...@4ever.de>> wrote:

Hi Wesley,




postmas...@wsly.de (Wesley Peng) wrote:




> ;; AUTHORITY SECTION:

> wsly.de.86400   IN  NS  ns1.alldomains.hosting.

> wsly.de.86400   IN  NS  ns2.alldomains.hosting.

> wsly.de.86400   IN  NS  ns3.alldomains.hosting.

> wsly.de.86400   IN  NS  ns4.alldomains.hosting.




> ;; AUTHORITY SECTION:

> wsly.de.86400   IN  NS  art.ns.cloudflare.com.

> wsly.de.86400   IN  NS  roxy.ns.cloudflare.com.




> I was confused, since I have changed the domain's nameservers to

> cloudflare's, why .de's root servers still give the clues that I am using

> ns[1-4].alldomains.hosting?




In order to update the records in "de" you need your domain provider to send

them an update of the nameservers.




- Elmar.


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Re: [dns-operations] Questions about my domain's DNS

2019-11-25 Thread Wesley Peng
  
  

 I saw blacknight does good business on domain industry. How do you handle DNS 
delegation like my case? Thanks.
  

  
  

  
  
>   
> On Nov 25, 2019 at 10:22 PM,   (mailto:mich...@blacknight.com)>  wrote:
>   
>   
>   
>   
>
> That depends on how they’re integrated
>
>   
>
> It’s really a question you need to be asking them
>
>   
>
>   
>
>   
>
>   
>
>   
>   
>
> --
>
>   
>
> Mr Michele Neylon
>
>   
>
> Blacknight Solutions
>
>   
>
> Hosting, Colocation  &  Domains
>
>   
>
> https://www.blacknight.com/
>
>   
>
> http://blacknight.blog/
>
>   
>
> Intl. +353 (0) 59 9183072
>
>   
>
> Direct Dial: +353 (0)59 9183090
>
>   
>
> Personal blog:   https://michele.blog/
>
>   
>
> Some thoughts:   https://ceo.hosting/
>
>   
>
> ---
>
>   
>
> Blacknight Internet Solutions Ltd, Unit 12A,Barrowside Business Park,Sleaty
>
>   
>
> Road,Graiguecullen,Carlow,R93 X265,Ireland Company No.: 370845
>
>   
>   
>
>   
>
>   
>
>   
>
>   
>   
>
> From:   dns-operationson behalf of 
> Wesley Peng  
>   Date:  Monday 25 November 2019 at 15:22
>   To:  "Elmar K. Bins"  
>   Cc:  Dns-Operations  
>   Subject:  Re: [dns-operations] Questions about my domain's DNS
>
>   
>   
>   
>
>   
>
>   
>   
>   
>
> Hello
>
>   
>   
>   
>
>   
>
>   
>   
>   
>
> When I changed name servers in registrar, won’t they be registered into DE’s 
> servers automatically? Thank you.
>
>   
>   
>   
>   
>
>
>   
>   
>
>
>   
> >   
> >   
> >
> > On Nov 25, 2019 at 9:56 PM,  mailto:e...@4ever.de)>  wrote:
> >
> >   
> >   
> >   
> >  Hi Wesley,  
> >   
> >   
> >
> > 
> >   
> > postmas...@wsly.de (Wesley Peng) wrote:
> >   
> >
> > 
> >   
> > >  ;; AUTHORITY SECTION:
> >   
> > >  wsly.de. 86400 IN NS ns1.alldomains.hosting.
> >   
> > >  wsly.de. 86400 IN NS ns2.alldomains.hosting.
> >   
> > >  wsly.de. 86400 IN NS ns3.alldomains.hosting.
> >   
> > >  wsly.de. 86400 IN NS ns4.alldomains.hosting.
> >   
> >
> > 
> >   
> > >  ;; AUTHORITY SECTION:
> >   
> > >  wsly.de. 86400 IN NS art.ns.cloudflare.com.
> >   
> > >  wsly.de. 86400 IN NS roxy.ns.cloudflare.com.
> >   
> >
> > 
> >   
> > >  I was confused, since I have changed the domain's nameservers to
> >   
> > >  cloudflare's, why .de's root servers still give the clues that I am 
> > > using
> >   
> > >  ns[1-4].alldomains.hosting?
> >   
> >
> > 
> >   
> > In order to update the records in "de" you need your domain provider to 
> > send
> >   
> > them an update of the nameservers.
> >   
> >
> > 
> >   
> > - Elmar.
> >   
> >
> >   
>   
>   
>   
>   
>   
  
  
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Re: [dns-operations] Questions about my domain's DNS

2019-11-25 Thread Peter Koch
On Mon, Nov 25, 2019 at 10:20:17PM +0800, Wesley Peng wrote:

> When I changed name servers in registrar, won’t they be registered into DE’s 
> servers automatically? Thank you.

without knowing details about the registrar/reseller chain that you might be
using, informing the registrar of such a change is a prerequisite for the
delegation to change at the TLD level.  That means, the registrar will
change the respective entries in the TLD registry.  In the case of DE,
the current (sic!) cadence of zone publication is once per hour, which makes you
incur a delay of up to two ours in the worst case.  Meanwhile, your changes
have made it into the DE zone (as published trough the DE TLD nameservers).

-Peter
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Re: [dns-operations] Questions about my domain's DNS

2019-11-25 Thread Michele Neylon - Blacknight
That depends on how they’re integrated
It’s really a question you need to be asking them


--
Mr Michele Neylon
Blacknight Solutions
Hosting, Colocation & Domains
https://www.blacknight.com/
http://blacknight.blog/
Intl. +353 (0) 59  9183072
Direct Dial: +353 (0)59 9183090
Personal blog: https://michele.blog/
Some thoughts: https://ceo.hosting/
---
Blacknight Internet Solutions Ltd, Unit 12A,Barrowside Business Park,Sleaty
Road,Graiguecullen,Carlow,R93 X265,Ireland  Company No.: 370845


From: dns-operations  on behalf of Wesley 
Peng 
Date: Monday 25 November 2019 at 15:22
To: "Elmar K. Bins" 
Cc: Dns-Operations 
Subject: Re: [dns-operations] Questions about my domain's DNS

Hello

When I changed name servers in registrar, won’t they be registered into DE’s 
servers automatically? Thank you.



On Nov 25, 2019 at 9:56 PM, mailto:e...@4ever.de>> wrote:

Hi Wesley,



postmas...@wsly.de (Wesley Peng) wrote:



> ;; AUTHORITY SECTION:

> wsly.de.86400   IN  NS  ns1.alldomains.hosting.

> wsly.de.86400   IN  NS  ns2.alldomains.hosting.

> wsly.de.86400   IN  NS  ns3.alldomains.hosting.

> wsly.de.86400   IN  NS  ns4.alldomains.hosting.



> ;; AUTHORITY SECTION:

> wsly.de.86400   IN  NS  art.ns.cloudflare.com.

> wsly.de.86400   IN  NS  roxy.ns.cloudflare.com.



> I was confused, since I have changed the domain's nameservers to

> cloudflare's, why .de's root servers still give the clues that I am using

> ns[1-4].alldomains.hosting?



In order to update the records in "de" you need your domain provider to send

them an update of the nameservers.



- Elmar.


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Re: [dns-operations] Questions about my domain's DNS

2019-11-25 Thread Wesley Peng
  
  

 Hello
  

  
When I changed name servers in registrar, won’t they be registered into DE’s 
servers automatically? Thank you.
  

  
  

  
  
>   
> On Nov 25, 2019 at 9:56 PM,  mailto:e...@4ever.de)>  wrote:
>   
>   
>   
>  Hi Wesley,  
>
> postmas...@wsly.de (Wesley Peng) wrote:  
>
> >  ;; AUTHORITY SECTION:  
> >  wsly.de. 86400 IN NS ns1.alldomains.hosting.  
> >  wsly.de. 86400 IN NS ns2.alldomains.hosting.  
> >  wsly.de. 86400 IN NS ns3.alldomains.hosting.  
> >  wsly.de. 86400 IN NS ns4.alldomains.hosting.  
>
> >  ;; AUTHORITY SECTION:  
> >  wsly.de. 86400 IN NS art.ns.cloudflare.com.  
> >  wsly.de. 86400 IN NS roxy.ns.cloudflare.com.  
>
> >  I was confused, since I have changed the domain's nameservers to  
> >  cloudflare's, why .de's root servers still give the clues that I am using  
> >  ns[1-4].alldomains.hosting?  
>
> In order to update the records in "de" you need your domain provider to send  
> them an update of the nameservers.  
>
> - Elmar.  
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Re: [dns-operations] Questions about my domain's DNS

2019-11-25 Thread Viktor Dukhovni
On Mon, Nov 25, 2019 at 02:56:51PM +0100, Elmar K. Bins wrote:

> > ;; AUTHORITY SECTION:
> > wsly.de.86400   IN  NS  art.ns.cloudflare.com.
> > wsly.de.86400   IN  NS  roxy.ns.cloudflare.com.
> 
> In order to update the records in "de" you need your domain provider to send
> them an update of the nameservers.

More precisely, the registrar rather than the DNS operator when these
are different.  But in this case no need, the .de glue has already been
updated:

wsly.de. IN NS art.ns.cloudflare.com.
wsly.de. IN NS roxy.ns.cloudflare.com.

and WHOIS reports:

Domain: wsly.de
Nserver: art.ns.cloudflare.com
Nserver: roxy.ns.cloudflare.com
Changed: 2019-11-25T13:20:29+01:00

-- 
Viktor.
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Re: [dns-operations] Questions about my domain's DNS

2019-11-25 Thread Elmar K. Bins
Hi Wesley,

postmas...@wsly.de (Wesley Peng) wrote:

> ;; AUTHORITY SECTION:
> wsly.de.86400   IN  NS  ns1.alldomains.hosting.
> wsly.de.86400   IN  NS  ns2.alldomains.hosting.
> wsly.de.86400   IN  NS  ns3.alldomains.hosting.
> wsly.de.86400   IN  NS  ns4.alldomains.hosting.

> ;; AUTHORITY SECTION:
> wsly.de.86400   IN  NS  art.ns.cloudflare.com.
> wsly.de.86400   IN  NS  roxy.ns.cloudflare.com.

> I was confused, since I have changed the domain's nameservers to
> cloudflare's, why .de's root servers still give the clues that I am using
> ns[1-4].alldomains.hosting?

In order to update the records in "de" you need your domain provider to send
them an update of the nameservers.

- Elmar.
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[dns-operations] Questions about my domain's DNS

2019-11-25 Thread Wesley Peng

Hallo,

I am confused about my domain's DNS glues. The domain is: wsly.de

When I queried to .de's root nameservers, I got:

$ dig wsly.de @n.de.net

; <<>> DiG 9.11.3-1ubuntu1-Ubuntu <<>> wsly.de @n.de.net
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 58894
;; flags: qr rd; QUERY: 1, ANSWER: 0, AUTHORITY: 4, ADDITIONAL: 1
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;wsly.de.   IN  A

;; AUTHORITY SECTION:
wsly.de.86400   IN  NS  ns1.alldomains.hosting.
wsly.de.86400   IN  NS  ns2.alldomains.hosting.
wsly.de.86400   IN  NS  ns3.alldomains.hosting.
wsly.de.86400   IN  NS  ns4.alldomains.hosting.


Then I queried to one of the above nameservers, I got:

$ dig wsly.de @ns1.alldomains.hosting

; <<>> DiG 9.11.3-1ubuntu1-Ubuntu <<>> wsly.de @ns1.alldomains.hosting
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 47694
;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 1
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;wsly.de.   IN  A

;; ANSWER SECTION:
wsly.de.86400   IN  A   213.145.224.20

;; AUTHORITY SECTION:
wsly.de.86400   IN  NS  art.ns.cloudflare.com.
wsly.de.86400   IN  NS  roxy.ns.cloudflare.com.



I was confused, since I have changed the domain's nameservers to 
cloudflare's, why .de's root servers still give the clues that I am 
using ns[1-4].alldomains.hosting?


And under this way, cloudflare's nameservers don't have the chance to 
resolve my domain. Am I right?


Thank you.
Regards.

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