Re: [qmailtoaster] of PTR smtpgreeting and spf

2014-01-31 Thread Cecil Yother, Jr.

  
  

On 01/31/2014 02:38 PM, Jim Shupert
  wrote:


  
  Friends,
  I wish to solve 2 matters

Who is your ISP?
1-- 
  DNS does not match SMTP Banner
  
  2--
  a spf record

Try one of these
https://www.google.com/#q=spf+record+generatorsafe=off If
you check out a couple of them, you'll begin to see how they
work. There is also a page with a legend telling you what all
of the entries mean.
 
  ---matter 1
  I am now doing DNS for a domain at my isp ( twtelecom ) that I
  am doing a mailserver
  
  domain = theppsgroup.com
  
  mailserver - mailhost.theppsgroup.com
  168.215.62.222
  
  the above machine is named sifter.pps-inc.com
  but I have edited the 
  /var/qmail/control/smtpgreeting to read
  
  mailhost.theppsgroup.com - Welcome Blah Blah
  
  When I run http://mxtoolbox.com/

  Domain Name:= theppsgroup.com
  
  I get 7 warnings
  1 is
  Warning - Reverse DNS does not match SMTP Banner 
  
  my PTR reads
  ptr= 222.62.215.168.in-addr-arpa. 86400 IN PTR
  
  should my smtpgreeting to read
  
  168.215.62.222 - Welcome Blah Blah
  ?
  
  why do i still get thsi warning?
  
  
  matter 2
  indeed I have no spf 
  and I would like to add a SPF  maybe a TXT
  
  i am thinking my SPF would read
  theppsgroup.com. IN SPF "v=spf1 a mx -all"

do you agree?

  I am referencing the wisdom of
  http://wiki.qmailtoaster.com/index.php/SPF
  
  Thanks much
  
  once I get that Ironed out
  reckon I will try TLS
  
  jshupert
  
  
  


-- 
  
  



Re: [qmailtoaster] of PTR smtpgreeting and spf

2014-01-31 Thread Dan McAllister

  
  
Your SMTP Greeting should NOT be an IP
  address. The issue is slightly mislabeled. The PTR record (which
  is under the control of your ISP, NOT your local DNS service) is
  apparently BLANK -- which it cannot be. The PTR record would
  ideally match your SMTP header, but to get it changed, you MUST
  contact your ISP.
  
  Also, assuming your MX server (inbound mai) and outbound mail
  source are the same host (they usually are for smaller companies),
  then your SPF record is fine... HOWEVER, to remain compatible with
  older DNS and mail systems, you should have a DUPLICATE TXT
  record... That is:
  theppsgroup.com. IN SPF "v=spf1 a mx -all"
theppsgroup.com. IN TXT "v=spf1 a mx -all"

  I hope this helps.
  
  Dan McAllister
  QMT DNS/Mirror Admin
  
  On 1/31/2014 5:45 PM, Cecil Yother, Jr. wrote:


  
  
  On 01/31/2014 02:38 PM, Jim Shupert
wrote:
  
  

Friends,
I wish to solve 2 matters
  
  Who is your ISP?
  1-- 
DNS does not match SMTP
Banner 
2--
a spf record
  
  Try one of these https://www.google.com/#q=spf+record+generatorsafe=off
  If you check out a couple of them, you'll begin to see how
  they work. There is also a page with a legend telling you
  what all of the entries mean.
   
---matter 1
I am now doing DNS for a domain at my isp ( twtelecom ) that
I am doing a mailserver

domain = theppsgroup.com

mailserver - mailhost.theppsgroup.com
168.215.62.222

the above machine is named sifter.pps-inc.com
but I have edited the 
/var/qmail/control/smtpgreeting to read

mailhost.theppsgroup.com - Welcome Blah Blah

When I run http://mxtoolbox.com/
  
Domain Name:= theppsgroup.com

I get 7 warnings
1 is
Warning - Reverse DNS does not match SMTP Banner 

my PTR reads
ptr= 222.62.215.168.in-addr-arpa. 86400 IN PTR

should my smtpgreeting to
read

168.215.62.222 - Welcome Blah Blah
?

why do i still get thsi warning?
  



   

matter 2
indeed I have no spf 
and I would like to add a SPF  maybe a TXT

i am thinking my SPF would read
theppsgroup.com. IN SPF "v=spf1 a mx -all"

do you agree?

I am referencing the wisdom of
http://wiki.qmailtoaster.com/index.php/SPF

Thanks much

once I get that Ironed out
reckon I will try TLS

jshupert



  
  
  -- 




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