s7b1.psmtp.com


DNS delegation of s7b1.psmtp.com updated: Jun 20, 2013 6:23:48 AM

Delegation

stepqueryauthservers
1s7b1.psmtp.com..(c,i,k,m,j,g,h,e,b,f,d,a,l).root-servers.net.
2s7b1.psmtp.com.com.(j,i,l,e,h,b,m,g,d,k,f,a,c).gtld-servers.net.
3s7b1.psmtp.com.psmtp.com.(ns2,ns1,ns3,ns4).google.com.
We pick c.root-servers.net, one of the 13 root servers (1), and ask it about s7b1.psmtp.com and learn that com is delegated to 13 name servers (2), so we ask j.gtld-servers.net where we learn that psmtp.com is delegated to four name servers, including ns2.google.com (3), so we ask that one and get the following answer:

Authoritative answer

ANSWER for s7b1.psmtp.com.
s7b1.psmtp.com.14400 A64.18.6.13 s7b1.psmtp.com points to 64.18.6.13.

net. com. psmtp.com. google.com. ns3.google.com. ns4.google.com. ns1.google.com. s7b1.psmtp.com. ns2.google.com. root-servers.net. gtld-servers.net. m.root-servers.net. a.root-servers.net. g.gtld-servers.net. e.gtld-servers.net. j.root-servers.net. i.gtld-servers.net. f.gtld-servers.net. m.gtld-servers.net. k.gtld-servers.net. h.root-servers.net. d.root-servers.net. d.gtld-servers.net. i.root-servers.net. h.gtld-servers.net. l.root-servers.net. k.root-servers.net. g.root-servers.net. b.gtld-servers.net. f.root-servers.net. c.gtld-servers.net. c.root-servers.net. a.gtld-servers.net. b.root-servers.net. l.gtld-servers.net. j.gtld-servers.net. e.root-servers.net.
whois net
whois com
whois psmtp.com
whois google.com
whois root-servers.net
whois gtld-servers.net


whois psmtp.com, psmtp.com
domain info api psmtp.com

The IP number 64.18.6.13

All of the several thousand of host names that point to the IP number 64.18.6.13 point only to that ip number (example: onmessageinc.com.s7b1.psmtp.com, ltruth.com.s7b1.psmtp.com and paradox.org.s7b1.psmtp.com ).

The mail server s7b1.psmtp.com

There are more than two hundred domains that use the mail server s7b1.psmtp.com.

The four mail servers s7a1, s7a2, s7b1 and s7b2.psmtp.com together

There are more than two hundred domains that use mail server group 1.

robtex on s7b1.psmtp.com
RBL listing of s7b1.psmtp.com
mnw
/

Other "s7b1" domains: com, pstm.com, psmpt.com, pstmp.com, psmtp.com.nolten.de

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