WWW.RTSAK.COM - 30.51.231.147.in-addr.arpa
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30.51.231.147.in-addr.arpa checked at 2025-10-04T21:16:56.156Z 409ms 16/16/16 100% R:1330.51.231.147.in-addr.arpa
| PTR | fw.udu.cas.cz | ||||||
| A | 147.231.51.30🇨🇿 CESNET | ||||||
| PTR | fw.udu.cas.cz | ||||||
51.231.147.in-addr.arpa
| NS | academy.cas.cz | ||||||
| NS | visla.utia.cas.cz | ||||||
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