Tools:
Subnet:
Reverse DNS (PTR):
david.ruk.cuni.cz
Reverse DNS Zone:
2.0.5.0.3.0.2.1.8.1.7.0.1.0.0.2.ip6.arpa
Authoritative NS:
Names that resolve
to this address:
(1)
to this address:
(1)
david.ruk.cuni.cz
Last crawled:
2025-12-16 10:11:53 +0000