mail.viettel.com.vn
DNS delegation of mail.viettel.com.vn updated: Jun 18, 2013 10:18:07 PM
Delegation
step query auth servers
1 mail.viettel.com.vn. . (g,e,l,c,m,d,a,b,f,j,k,h,i).root-servers.net. 2 mail.viettel.com.vn. vn. b.dns-servers.vn. c.dns-servers.vn. d.dns-servers.vn. a.dns-servers.vn. f.dns-servers.vn. e.dns-servers.vn. vn.cctld.authdns.ripe.net. 3 mail.viettel.com.vn. viettel.com.vn. (dns2,dns1).vietel.com.vn.
We pick g.root-servers.net , one of the 13 root servers (1), and ask it about mail.viettel.com.vn and learn that vn is delegated to seven name servers (2), so we ask b.dns-servers.vn where we learn that viettel.com.vn is delegated to two name servers, including dns2.vietel.com.vn (3), so we ask that one and get the following answer:
Authoritative answer
vn. net. com.vn. ripe.net. vietel.com.vn. viettel.com.vn. dns-servers.vn. c.dns-servers.vn. e.dns-servers.vn. root-servers.net. f.dns-servers.vn. d.dns-servers.vn. a.dns-servers.vn. b.dns-servers.vn. authdns.ripe.net. m.root-servers.net. a.root-servers.net. j.root-servers.net. h.root-servers.net. d.root-servers.net. i.root-servers.net. l.root-servers.net. k.root-servers.net. g.root-servers.net. f.root-servers.net. c.root-servers.net. dns2.vietel.com.vn. dns1.vietel.com.vn. b.root-servers.net. e.root-servers.net. mail.viettel.com.vn. cctld.authdns.ripe.net. vn.cctld.authdns.ripe.net.
whois vn whois net whois com.vn whois ripe.net whois dns-servers.vn whois root-servers.net
whois com.vn , com.vn domain info api com.vn The IP number 203.113.131.25 There are nine host names that point to the IP number 203.113.131.25 .
The IP number 203.113.131.11 There are two host names that point to the IP number 203.113.131.11 .
One of those point only to that ip number (example: backup.viettel.com.vn ). One of them point to IP group 1 .
robtex on mail.viettel.com.vn RBL listing of mail.viettel.com.vn mnw
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Other "mail" domains: io , in , si , gr , org , ps , tc , ie , rw , cl , lt , fi , bz , pt , xxx , lc , info , vc , ac , ru , cc , ws , dk , pk , tn , hk , pe , ax , wf , ai , mw , ch , se , tl , de , mm , to , kg , eg , cz , at , uz , gl , sy , rs , ee , cx , nu , md , gov , fm , ag , gs , com , pn , sd , tj , vg , sr , net , fr , mp , ph , ro , lu , ms , pw , vu , sk , ca , ae , bg , mx , mn , bm , tg , biz , by , aero , pf , tel , na , ge , sc , jp , free , vn , ir , me , im , hn , co , pm , tv , ua , sh , kz , no , ht , gw