CF1762403279887-tsm20251105200708

MXLIST.NET - 21.78.77.in-addr.arpa

Search for IP or hostnames:

21.78.77.in-addr.arpa checked at 2025-11-06T04:27:59.856Z 142ms 42/42/42 100% R:12

21.78.77.in-addr.arpa

NSpns.btc-net.bg
A212.39.90.73🇧🇬 Vivacom Bulgaria EAD
PTRns.btc-net.bg
PTRpns.btc-net.bg
NSsns.btc-net.bg
A212.39.90.77🇧🇬 Vivacom Bulgaria EAD
PTRns1.btc-net.bg
PTRsns.btc-net.bg

78.77.in-addr.arpa

Up

Starts with same word

Starts similarily

AI analysis

21.78.77.in-addr.arpa is parent of 68.21.78.77.in-addr.arpa, 238.21.78.77.in-addr.arpa and 67.21.78.77.in-addr.arpa.

21.78.77.in-addr.arpa's delegation is to two name servers pns.btc-net.bg and sns.btc-net.bg.

21.78.77.in-addr.arpa shares the same name server configuration as other domains, such as 50.228.83.in-addr.arpa, 192.10.46.in-addr.arpa, 67.43.95.in-addr.arpa, 172.126.87.in-addr.arpa and 217.72.212.in-addr.arpa.

21.78.77.in-addr.arpa at least partially shares its name servers with other domains, for instance petrol.bg, 20.222.91.in-addr.arpa, fair.bg, 166.122.212.in-addr.arpa and 36.16.213.in-addr.arpa.

these name servers are commonly used together with ns2.uni-svishtov.bg, clio.cnsys.bg, ns1.naftexbg.net and ns.fair.bg.

Host names with a single IP:

pns.btc-net.bg resolves to 212.39.90.73.

sns.btc-net.bg resolves to 212.39.90.77.

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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