CF1762541687750-tsm20251105200708

DNSWHOIS.INFO - 72.121.65.in-addr.arpa

Search for IP or hostnames:

72.121.65.in-addr.arpa checked at 2025-11-07T18:54:47.731Z 81ms 50/50/50 100% R:10

72.121.65.in-addr.arpa

NSauthns1.qwest.net
A2001:428::5 🇺🇸 Centurylink
PTRauthns1.qwest.net
A63.150.72.4🇺🇸 Centurylink
PTRauthns1.centurylink.net
PTRauthns1.qwest.net
PTRauthns1.lumen.tech
NSauthns2.qwest.net
A2001:428::6 🇺🇸 Centurylink
PTRauthns2.qwest.net
A208.44.130.120🇺🇸 Centurylink
PTRauthns2.centurylink.net
PTRauthns2.qwest.net
PTRauthns2.lumen.tech

121.65.in-addr.arpa

NSauthns1.qwest.net
NSauthns2.qwest.net

Up

Starts with same word

Starts similarily

AI analysis

72.121.65.in-addr.arpa is the parent of 197.72.121.65.in-addr.arpa, 186.72.121.65.in-addr.arpa, 234.72.121.65.in-addr.arpa, 48.72.121.65.in-addr.arpa, 46.72.121.65.in-addr.arpa and a few other host names.

Two name servers authns1.qwest.net and authns2.qwest.net are delegated to 72.121.65.in-addr.arpa.

72.121.65.in-addr.arpa uses the same name server configuration as other domains, such as unc.ewr.qwest.net, centurylink.co.jp, arcticcatinc.com, 136.148.67.in-addr.arpa and 196.34.69.in-addr.arpa.

72.121.65.in-addr.arpa at least partially shares name servers with other domains such as gilco-sesoftx.com, 110.89.64.in-addr.arpa, 207.63.67.in-addr.arpa, 204.63.67.in-addr.arpa and 116.27.208.in-addr.arpa.

These name servers are commonly used with ns4.sprintsvc.net and ns5.sprintsvc.net.

Host names with two IPs:

authns1.qwest.net points to 2001:428::5 and 63.150.72.4.

authns2.qwest.net points to 2001:428::6 and 208.44.130.120.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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