WWW.ROBTEX.COM - ultra.net
Search for IP or hostnames:
ultra.net checked at 2025-11-04T12:19:36.691Z 177ms 219/219/219 100% R:13ultra.net
| NS | auth1.dns.rcn.net | ||||||
| A | 2610:80:0:102::44๐บ๐ธ Astound | ||||||
| A | 2610:80:0:10e::20๐บ๐ธ Astound | ||||||
| A | 66.44.1.44๐บ๐ธ Astound | ||||||
| A | 207.172.3.20๐บ๐ธ Astound | ||||||
| PTR | auth1.dns.rcn.net | ||||||
| NS | auth2.dns.rcn.net | ||||||
| A | 2610:80:0:100::17๐บ๐ธ Astound | ||||||
| PTR | auth2.dns.rcn.net | ||||||
| A | 2610:80:0:101::120๐บ๐ธ Astound | ||||||
| A | 207.172.11.14๐บ๐ธ Astound | ||||||
| PTR | auth2.dns.rcn.net | ||||||
| A | 207.237.14.120๐บ๐ธ Astound | ||||||
| NS | auth3.dns.rcn.net | ||||||
| A | 2610:80:0:10e::21๐บ๐ธ Astound | ||||||
| A | 2610:80:80::153๐บ๐ธ Astound | ||||||
| A | 207.96.3.153๐บ๐ธ Astound | ||||||
| A | 207.172.3.21๐บ๐ธ Astound | ||||||
| PTR | auth3.dns.rcn.net | ||||||
| NS | auth4.dns.rcn.net | ||||||
| A | 2610:80:0:103::9๐บ๐ธ Astound | ||||||
| A | 2610:80:0:10e::22๐บ๐ธ Astound | ||||||
| A | 207.172.3.22๐บ๐ธ Astound | ||||||
| PTR | auth4.dns.rcn.net | ||||||
| A | 208.59.89.9๐บ๐ธ Astound | ||||||
| MX | vm.mail.rcn.net | ||||||
| A | 207.172.157.200๐บ๐ธ Astound | ||||||
| A | 146.115.9.7๐บ๐ธ Astound | ||||||
| PTR | amazon60500108.a.subnet.rcn.com | ||||||
net
Up
smtp-1.ultra.net | 
www.ultra.net | 
ma.ultra.net | 
nh.ultra.net | 
ceyx.ultra.net | 
smtp-spool.ultra.net | 
smtp.ultra.net | 
Starts with same word
Starts similarily
AI analysis
ultra.net is a parent of smtp-1.ultra.net, www.ultra.net, ma.ultra.net, nh.ultra.net and ceyx.ultra.net, plus a few other host names.
ultra.net resolves to one IP number: 146.115.9.7.
Other host names including ri.ultranet.com, ma.ultra.net, amazon60500108.a.subnet.rcn.com and ma.ultranet.com share IP numbers with ultra.net.
ultra.net delegates to four name servers: auth1.dns.rcn.net, auth2.dns.rcn.net, auth3.dns.rcn.net and auth4.dns.rcn.net.
ultra.net at least partially shares name servers with other domains, including 82.47.69.in-addr.arpa, 75.44.66.in-addr.arpa, 88.148.24.in-addr.arpa, 154.180.207.in-addr.arpa and tcrsolutions.com.
Host names with four IP numbers:
auth1.dns.rcn.net points to: 2610:80:0:102::44, 2610:80:0:10e::20, 66.44.1.44 and 207.172.3.20.
auth2.dns.rcn.net points to: 2610:80:0:100::17, 2610:80:0:101::120, 207.172.11.14 and 207.237.14.120.
auth3.dns.rcn.net points to: 2610:80:0:10e::21, 2610:80:80::153, 207.96.3.153 and 207.172.3.21.
auth4.dns.rcn.net points to: 2610:80:0:103::9, 2610:80:0:10e::22, 207.172.3.22 and 208.59.89.9.
A single mail server handles ultra.net, vm.mail.rcn.net.
ultra.net shares the same mail server setup as other domains, for instance exeteranalytical.com, bbc.acorn.ru, fryer.com, carillon.org and mail1.nai.net.
ultra.net shares at least some mail servers with other domains, for instance ma.ultranet.com, ultranet.com and nh.ultranet.com.
These mail servers are often used together with the mail servers vm.atw.mail.rcn.net. 
Host name vm.mail.rcn.net resolves to a single IP: 207.172.157.200.