CF1763408836794-tsm20251116095642

WWW.RTSAK.COM - 21.68.91.in-addr.arpa

Search for IP or hostnames:

21.68.91.in-addr.arpa checked at 2025-11-17T19:47:16.695Z 1741ms 36/36/36 100% R:11 allDone:true timedOut:false

21.68.91.in-addr.arpa

NSnsrev00.dns.sfr.net
A109.0.66.8🇫🇷 SFR Group
PTRnsrev00.dns.sfr.net
NSnsrev01.dns.sfr.net
A109.0.66.18🇫🇷 SFR Group
PTRnsrev01.dns.sfr.net

68.91.in-addr.arpa

NSnsrev00.dns.sfr.net
NSnsrev01.dns.sfr.net

Up

Starts with same word

Starts similarily

AI analysis

21.68.91.in-addr.arpa is the parent of 89.21.68.91.in-addr.arpa.

21.68.91.in-addr.arpa is delegated to two name servers: nsrev00.dns.sfr.net and nsrev01.dns.sfr.net.

21.68.91.in-addr.arpa uses the same name server setup as other domains such as 85.113.78.in-addr.arpa, 86.65.86.in-addr.arpa, 26.158.77.in-addr.arpa, 91.119.80.in-addr.arpa and 88.97.84.in-addr.arpa.

Host names with one IP number:

nsrev00.dns.sfr.net points to: 109.0.66.8.

nsrev01.dns.sfr.net points to: 109.0.66.18.

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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