CF1762968291389-tsm20251109205412

DNSWHOIS.INFO - 13.21.99.in-addr.arpa

Search for IP or hostnames:

13.21.99.in-addr.arpa checked at 2025-11-12T17:24:51.376Z 235ms 42/42/42 100% R:11 allDone:true timedOut:false

13.21.99.in-addr.arpa

NSns10a.attdns.net
A144.160.229.221🇺🇸 AS797
PTRns10a.attdns.net
NSns10b.attdns.net
A144.160.128.177🇺🇸 AS797
PTRns10b.attdns.net
NSns10d.attdns.net
A144.160.128.159🇺🇸 AS797
PTRns10d.attdns.net

21.99.in-addr.arpa

NSns3.sbcglobal.net
NSns1.swbell.net
NSns2.swbell.net

Up

Starts with same word

Starts similarily

AI analysis

13.21.99.in-addr.arpa is a parent of 148.13.21.99.in-addr.arpa and 36.13.21.99.in-addr.arpa.

13.21.99.in-addr.arpa is delegated to three name servers: ns10a.attdns.net, ns10b.attdns.net and ns10d.attdns.net.

13.21.99.in-addr.arpa at least partially shares name servers with other domains, including 67.194.108.in-addr.arpa, sbcatt.net, 24.3.104.in-addr.arpa, 41.190.99.in-addr.arpa and 94.67.99.in-addr.arpa.

Host names with a single IP:

ns10a.attdns.net points to 144.160.229.221; ns10b.attdns.net points to 144.160.128.177; ns10d.attdns.net points to 144.160.128.159.

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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