Re: [AusNOG] urlscan.io

2017-06-17 Thread Mark Andrews
In message <20170617024428.62388.qm...@f3-external.bushwire.net>, "Mark Delany" writes: > > >> DNS does not provide the sort of intelligence necessary to direct > > >> requests to the most appropriate server > > > > Huh? A DNS can be as intelligent as it wants to be. > > > +1. For example, EDNS

Re: [AusNOG] urlscan.io

2017-06-16 Thread Mark Delany
> >> DNS does not provide the sort of intelligence necessary to direct > >> requests to the most appropriate server > > Huh? A DNS can be as intelligent as it wants to be. > +1. For example, EDNS = > Certainly edns client

Re: [AusNOG] urlscan.io

2017-06-16 Thread Barry Raveendran Greene
> On Jun 17, 2017, at 9:52 AM, Luke wrote: > >>> DNS does not provide the sort of intelligence necessary to direct >>> requests to the most appropriate server >> >> Huh? A DNS can be as intelligent as it wants to be. > > +1. For example, EDNS. You mean ENDS0 Client Subnet (ECS) turned on insi

Re: [AusNOG] urlscan.io

2017-06-16 Thread Paul Wilkins
>> DNS does not provide the sort of intelligence necessary to direct >> requests to the most appropriate server >Huh? A DNS can be as intelligent as it wants to be. Both are correct. The DNS protocol is a simple distributed name/value database. How you populate the values is your business, but a

Re: [AusNOG] urlscan.io

2017-06-16 Thread Luke
>> DNS does not provide the sort of intelligence necessary to direct >> requests to the most appropriate server > > Huh? A DNS can be as intelligent as it wants to be. +1. For example, EDNS .__

Re: [AusNOG] urlscan.io

2017-06-16 Thread Mark Delany
On 16Jun17, Damian Guppy allegedly wrote: > DNS does not provide the sort of intelligence necessary to direct > requests to the most appropriate server Huh? A DNS can be as intelligent as it wants to be. On 16Jun17, Alex Huntington allegedly wrote: > From what I understand the locality is pulle

Re: [AusNOG] urlscan.io

2017-06-16 Thread Mark Smith
Read my second paragraph again. On 16 June 2017 at 17:10, Damian Guppy wrote: > Then you should know what happens to a reverse proxy when you have a cache > miss, the request doesn't fail, it just gets transparently proxied off to > the upstream server that does have the content. > > --Damian >

Re: [AusNOG] urlscan.io

2017-06-16 Thread Damian Guppy
Then you should know what happens to a reverse proxy when you have a cache miss, the request doesn't fail, it just gets transparently proxied off to the upstream server that does have the content. --Damian On Fri, Jun 16, 2017 at 3:07 PM, Mark Smith wrote: > On 16 June 2017 at 16:35, Damian Gup

Re: [AusNOG] urlscan.io

2017-06-16 Thread Mark Smith
On 16 June 2017 at 16:35, Damian Guppy wrote: > Akamai is a caching network. DNS does not provide the sort of intelligence > necessary to direct requests to the most appropriate server, so you will > always just hit the server closest to you. If that server happens to have > the content already ca

Re: [AusNOG] urlscan.io

2017-06-15 Thread Damian Guppy
Akamai is a caching network. DNS does not provide the sort of intelligence necessary to direct requests to the most appropriate server, so you will always just hit the server closest to you. If that server happens to have the content already cached then it will serve it up itself. If it doesn't hav

Re: [AusNOG] urlscan.io

2017-06-15 Thread Alex Huntington
ing as "New Zealand" in a lookup >but the ping round trip time is 1-3ms from a Sydney POP. -Original Message- From: AusNOG [mailto:ausnog-boun...@lists.ausnog.net] On Behalf Of Mark Smith Sent: Friday, 16 June 2017 4:26 PM To: Scott Howard Cc: AusNOG Mailing List Subject: Re:

Re: [AusNOG] urlscan.io

2017-06-15 Thread Tim Raphael
Mark, You’ll find that Akamai’s algorithms will retrieve the content from the origin and keep it at varying stages of “warm” in their caches based on demand. I’d be pretty unimpressed if I was a US / EU journo trying to get Australian news from a webpage 500+ms RT away. - Tim > On 16 Jun 201

Re: [AusNOG] urlscan.io

2017-06-15 Thread Mark Smith
On 16 June 2017 at 16:10, Scott Howard wrote: > On Thu, Jun 15, 2017 at 10:57 PM, Mark Smith wrote: >> >> I think an interesting example is www.theage.com.au. You would expect >> the main site to be hosted somewhere inside Australia, yet it is being >> hosted by Akamai somewhere in Europe. > > >

Re: [AusNOG] urlscan.io

2017-06-15 Thread Scott Howard
On Thu, Jun 15, 2017 at 10:57 PM, Mark Smith wrote: > I think an interesting example is www.theage.com.au. You would expect > the main site to be hosted somewhere inside Australia, yet it is being > hosted by Akamai somewhere in Europe. > Want to think about that comment a little more? Where do

[AusNOG] urlscan.io

2017-06-15 Thread Mark Smith
Might be of use to some of those here, and for the rest for curiosity. https://urlscan.io/ Loads a website specified, and then breaks it down into resources accessed, right down to the IPv4/IPv6 addresses used and where they're geographically located. I think an interesting example is www.theage