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router20.porto.fccn.pt checked at 2025-10-04T20:40:11.222Z 136ms 34/34/34 100% R:4

`router20.porto.fccn.pt`

A	2001:690::20^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
		PTR	`router20.porto.fccn.pt`
A	193.136.5.20^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
		PTR	`router20.porto.fccn.pt`

0.2.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.9.6.0.1.0.0.2.ip6.arpa

20.5.136.193.in-addr.arpa

router20.porto.fccn.pt points to two IP numbers: 2001:690::20 and 193.136.5.20.

dbq