WWW.RTSAK.COM - 51.136.193.in-addr.arpa

Search for IP or hostnames:

51.136.193.in-addr.arpa checked at 2025-09-09T22:51:10.026Z 377ms 64/64/64 100% R:13

`51.136.193.in-addr.arpa`

NS	`ns1.up.pt`
		A	2001:690:2200:a10::30 ^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`ns1.up.pt`
		A	193.137.55.30^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`ns1.up.pt`
NS	`ns2.up.pt`
		A	2001:690:2200:a10::31 ^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`ns2.up.pt`
		A	193.137.55.31^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`ns2.up.pt`
NS	`ns3.up.pt`
		A	2001:690:2200:a10::32 ^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`ns3.up.pt`
		A	193.137.55.32^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`ns3.up.pt`
NS	`ns4.up.pt`
		A	2001:690:2200:a10::33 ^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`ns4.up.pt`
		A	193.137.55.33^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`ns4.up.pt`

Four name servers, ns1.up.pt, ns2.up.pt, ns3.up.pt and ns4.up.pt, are delegated to 51.136.193.in-addr.arpa.

The name servers of 51.136.193.in-addr.arpa are at least partially shared with other domains such as med.up.pt, ipatimup.up.pt, labcc.dcc.fc.up.pt, pbs.up.pt, and alumni.up.pt.

The name servers ns02.fccn.pt are frequently utilized in conjunction.

ns1.up.pt, ns2.up.pt, ns3.up.pt, and ns4.up.pt each point to two IP numbers: 2001:690:2200:a10::30 and 193.137.55.30, 2001:690:2200:a10::31 and 193.137.55.31, 2001:690:2200:a10::32 and 193.137.55.32, 2001:690:2200:a10::33 and 193.137.55.33 respectively.

dbq