CF1762530889659-tsm20251105200708

DNSWHOIS.INFO - 221.131.72.in-addr.arpa

Search for IP or hostnames:

221.131.72.in-addr.arpa checked at 2025-11-07T15:54:49.643Z 101ms 48/48/48 100% R:12

221.131.72.in-addr.arpa

NSauth1.charter.com
A24.216.90.1🇺🇸 Charter-Communications-CHARTER-20115
PTRauth1.charter.com
NSauth2.charter.com
A24.216.90.2🇺🇸 Charter-Communications-CHARTER-20115
PTRauth2.charter.com
NSauth3.charter.com
A24.240.146.1🇺🇸 Charter-Communications-CHARTER-20115
PTRauth3.charter.com
NSauth4.charter.com
A24.240.146.2🇺🇸 Charter-Communications-CHARTER-20115
PTRauth4.charter.com

131.72.in-addr.arpa

NSauth1.charter.com
NSauth2.charter.com
NSauth3.charter.com
NSauth4.charter.com

Up

Starts with same word

Starts similarily

AI analysis

221.131.72.in-addr.arpa has 211.221.131.72.in-addr.arpa, 222.221.131.72.in-addr.arpa and 212.221.131.72.in-addr.arpa as children.

221.131.72.in-addr.arpa is delegated to four name servers: auth1.charter.com, auth2.charter.com, auth3.charter.com and auth4.charter.com.

221.131.72.in-addr.arpa at least partially shares name servers with other domains, for example 88.97.in-addr.arpa, 176.172.24.in-addr.arpa, 99.219.74.in-addr.arpa, 59.100.98.in-addr.arpa and 105.43.72.in-addr.arpa.

Host names with one IP number:

auth1.charter.com points to: 24.216.90.1

auth2.charter.com points to: 24.216.90.2

auth3.charter.com points to: 24.240.146.1

auth4.charter.com points to: 24.240.146.2

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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