CF1759787008599-tsm20251005211530

WWW.RTSAK.COM - c.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.a.0.0.2.0.0.0.8.1.7.0.1.0.0.2.ip6.arpa

Search for IP or hostnames:

c.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.a.0.0.2.0.0.0.8.1.7.0.1.0.0.2.ip6.arpa checked at 2025-10-06T21:43:28.549Z 619ms 29/29/29 100% R:11

c.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.a.0.0.2.0.0.0.8.1.7.0.1.0.0.2.ip6.arpa

PTRjblack.sh.cvut.cz
A172.16.109.98
A2001:718:2:a8::1c 🇨🇿 CESNET
PTRjblack.sh.cvut.cz

1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.a.0.0.2.0.0.0.8.1.7.0.1.0.0.2.ip6.arpa

Starts with same word

Starts similarily

AI analysis

c.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.a.0.0.2.0.0.0.8.1.7.0.1.0.0.2.ip6.arpa resolves to one IP number: 2001:718:2:a8::1c.

Other host names, for instance jblack.sh.cvut.cz, share IP numbers with c.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.a.0.0.2.0.0.0.8.1.7.0.1.0.0.2.ip6.arpa.

jblack.sh.cvut.cz resolves to IP 172.16.109.98.

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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dlEfgJg CF johedugfp 2025-10-06