CF1759936867875-tsm20251008082644

DNSWHOIS.INFO - 21.183.76.in-addr.arpa

Search for IP or hostnames:

21.183.76.in-addr.arpa checked at 2025-10-08T15:21:07.862Z 163ms 48/48/48 100% R:12

21.183.76.in-addr.arpa

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

183.76.in-addr.arpa

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

Up

Starts with same word

Starts similarily

AI analysis

The parent of 33.21.183.76.in-addr.arpa is 21.183.76.in-addr.arpa.

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

21.183.76.in-addr.arpa at least partially shares name servers with other domains, for example 167.171.24.in-addr.arpa, 76.94.173.in-addr.arpa, 63.144.98.in-addr.arpa, 191.68.in-addr.arpa and 247.66.66.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.
dbq

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