CF1760424895500-tsm20251012143351

NSLIST.NET - 21.68.in-addr.arpa

Search for IP or hostnames:

21.68.in-addr.arpa checked at 2025-10-14T06:54:55.456Z 271ms 42/42/42 100% R:9

21.68.in-addr.arpa

NSns1.ameritech.net
A206.141.251.2🇺🇸 AT&T US - 7018
NSns2.ameritech.net
A151.164.11.218🇺🇸 AT&T US - 7018
PTRns2.swbell.net

68.in-addr.arpa

NSr.arin.net
NSu.arin.net
NSx.arin.net
NSy.arin.net
NSz.arin.net
NSarin.authdns.ripe.net

Up

Starts with same word

Starts similarily

AI analysis

21.68.in-addr.arpa is the parent of 211.21.68.in-addr.arpa, 200.21.68.in-addr.arpa and 210.21.68.in-addr.arpa.

21.68.in-addr.arpa is delegated to two name servers ns1.ameritech.net and ns2.ameritech.net.

21.68.in-addr.arpa shares the same name server setup as other domains, for instance 64.72.68.in-addr.arpa, 231.70.in-addr.arpa, 229.40.99.in-addr.arpa, 207.75.68.in-addr.arpa and 66.38.67.in-addr.arpa.

21.68.in-addr.arpa at least partially shares name servers with other domains, for instance 115.74.68.in-addr.arpa, 110.42.65.in-addr.arpa, 63.249.68.in-addr.arpa, findlaystmichael.org and 42.65.in-addr.arpa.

These name servers are commonly used alongside cbru.br.ns.els-gms.att.net and cmtu.mt.ns.els-gms.att.net.

Host names with one IP number:

ns1.ameritech.net points to 206.141.251.2

ns2.ameritech.net points to 151.164.11.218

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

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