IPLIST.NET - 21.158.4.212.in-addr.arpa
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21.158.4.212.in-addr.arpa checked at 2025-11-17T00:29:24.837Z 862ms 16/16/16 100% R:9 allDone:true timedOut:false 21.158.4.212.in-addr.arpa
| PTR | customer1.is4u.cz | ||||||
| A | 212.4.158.21🇨🇿 itself s.r.o. | ||||||
| PTR | customer1.is4u.cz | ||||||
158.4.212.in-addr.arpa
| NS | ns.itself.cz | ||||||
| NS | ns.selfnet.cz | ||||||
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