CF1762950909135-tsm20251109205412

MXLIST.NET - 21.161.216.in-addr.arpa

Search for IP or hostnames:

21.161.216.in-addr.arpa checked at 2025-11-12T12:35:09.124Z 155ms 50/50/50 100% R:12 allDone:true timedOut:false

21.161.216.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

161.216.in-addr.arpa

NSauthns1.qwest.net
NSauthns2.qwest.net

Up

Starts with same word

Starts similarily

AI analysis

21.161.216.in-addr.arpa is the parent of 195.21.161.216.in-addr.arpa.

21.161.216.in-addr.arpa's delegation uses two name servers, authns1.qwest.net and authns2.qwest.net.

21.161.216.in-addr.arpa shares the same name server setup as other domains, for example 8.148.63.in-addr.arpa, 193.127.65.in-addr.arpa, 85.170.205.in-addr.arpa, 240.158.63.in-addr.arpa and 63.77.66.in-addr.arpa.

21.161.216.in-addr.arpa at least partially shares name servers with other domains, including 116.89.64.in-addr.arpa, 177.208.66.in-addr.arpa, 97.244.205.in-addr.arpa, 245.160.205.in-addr.arpa and mywellclicks.com.

These name servers are often used together with ns1.kmcmail.net, ns2.kmcmail.net, ns.allina.com, nsext-stc.allina.com, ns3.kmcmail.net, dns-auth-3.centurylinkservices.net, dns-auth-4.centurylinkservices.net, dns-auth-5.centurylinkservices.net and ns1.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.
dbq