IPLIST.NET - 91.4.76.in-addr.arpa
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91.4.76.in-addr.arpa checked at 2025-11-17T05:10:58.033Z 447ms 69/69/69 100% R:10 allDone:true timedOut:false 91.4.76.in-addr.arpa
| MX | mail.embarqservices.net | ||||||
| A | 209.26.88.20🇺🇸 AS2379 | ||||||
| PTR | mail.embarqservices.net | ||||||
| NS | authns1.qwest.net | ||||||
| A | 2001:428::5 🇺🇸 Centurylink | ||||||
| PTR | authns1.qwest.net | ||||||
| A | 63.150.72.4🇺🇸 Centurylink | ||||||
| PTR | authns1.centurylink.net | ||||||
| PTR | authns1.qwest.net | ||||||
| PTR | authns1.lumen.tech | ||||||
| NS | authns2.qwest.net | ||||||
| A | 2001:428::6 🇺🇸 Centurylink | ||||||
| PTR | authns2.qwest.net | ||||||
| A | 208.44.130.120🇺🇸 Centurylink | ||||||
| PTR | authns2.centurylink.net | ||||||
| PTR | authns2.qwest.net | ||||||
| PTR | authns2.lumen.tech | ||||||
4.76.in-addr.arpa
| NS | authns1.qwest.net | ||||||
| NS | authns2.qwest.net | ||||||
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AI analysis
91.4.76.in-addr.arpa is a parent of 27.91.4.76.in-addr.arpa and 58.91.4.76.in-addr.arpa.
91.4.76.in-addr.arpa is delegated to two name servers authns1.qwest.net and authns2.qwest.net.
91.4.76.in-addr.arpa shares the same name server setup as other domains, for instance 139.120.65.in-addr.arpa, sttl.uswest.net, 54.91.64.in-addr.arpa, 23.134.67.in-addr.arpa and 73.108.207.in-addr.arpa.
91.4.76.in-addr.arpa at least partially shares name servers with other domains, for instance mccarran.aero, 224.42.207.in-addr.arpa, adventisthealth.org, tal.sprintnetops.net and 44.215.204.in-addr.arpa.
These name servers are commonly used alongside ns4.sprintsvc.net and ns5.sprintsvc.net.
Host names with two IP numbers:
The host name authns1.qwest.net points to 2001:428::5 and 63.150.72.4; the host name authns2.qwest.net points to 2001:428::6 and 208.44.130.120.
91.4.76.in-addr.arpa is handled by a single mail server, mail.embarqservices.net.
91.4.76.in-addr.arpa shares the same mail server setup as other domains, for instance 64.34.69.in-addr.arpa, 84.34.69.in-addr.arpa, 220.77.67.in-addr.arpa, 69.4.76.in-addr.arpa and 186.48.71.in-addr.arpa.
91.4.76.in-addr.arpa shares some mail servers with other domains, at least partially, for instance 46.5.76.in-addr.arpa, 117.2.76.in-addr.arpa, 188.5.74.in-addr.arpa, 64.76.67.in-addr.arpa and 27.52.71.in-addr.arpa.
mail.embarqservices.net resolves to IP 209.26.88.20.