CF1763538807755-tsm20251116095642

DNSWHOIS.INFO - 21.240.83.in-addr.arpa

Search for IP or hostnames:

21.240.83.in-addr.arpa checked at 2025-11-19T07:53:27.600Z 1057ms 47/47/47 100% R:12 allDone:true timedOut:false

21.240.83.in-addr.arpa

NSns1.netbox.cz
A2001:4cc8:0:3::1111 🇨🇿 NETBOX-AS
PTRns1.netbox.cz
A83.240.0.186🇨🇿 NETBOX-AS
PTRns1.netbox.cz
NSns2.netbox.cz
A2001:4cc8:0:3::8888 🇨🇿 NETBOX-AS
PTRns2.netbox.cz
A83.240.0.187🇨🇿 NETBOX-AS
PTRns2.netbox.cz

240.83.in-addr.arpa

Up

Starts with same word

Starts similarily

AI analysis

21.240.83.in-addr.arpa is a parent of 72.21.240.83.in-addr.arpa, 132.21.240.83.in-addr.arpa and d128.21.240.83.in-addr.arpa.

21.240.83.in-addr.arpa's delegation uses two name servers, ns1.netbox.cz and ns2.netbox.cz.

21.240.83.in-addr.arpa shares the same name server setup as other domains, for example 241.51.185.in-addr.arpa, 63.240.83.in-addr.arpa, 121.240.83.in-addr.arpa, 6.240.83.in-addr.arpa and 130.82.95.in-addr.arpa.

21.240.83.in-addr.arpa at least partially shares name servers with other domains, including 185.82.95.in-addr.arpa, voice.nbox.cz, 1.240.83.in-addr.arpa, 0.240.83.in-addr.arpa and 164.39.46.in-addr.arpa.

Host names with two IPs:

ns1.netbox.cz points to: 2001:4cc8:0:3::1111 and 83.240.0.186

ns2.netbox.cz points to: 2001:4cc8:0:3::8888 and 83.240.0.187

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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