THE RECORDS BEHIND THE NAME
DNS lookup.
Explore resource records, mail routing and reverse DNS.
Public IPs automatically use PTR. Common records queries A, AAAA, MX, NS, CNAME, TXT, SOA and CAA separately.
Querying DNS records…
DNS
26 answer recordsup.pt
ANOERRORAD yesEDE(18): Prohibited
AAAANOERRORAD yesEDE(18): Prohibited
MXNOERRORAD yesEDE(18): Prohibited
NSNOERRORAD yes
CNAMENOERROR · no answersAD yes
TXTNOERRORAD yes
SOANOERRORAD yes
CAANOERRORAD yes
AD indicates that the resolver reports DNSSEC-validated data. “AD no” can also mean the zone is unsigned. NXDOMAIN is a DNS result, not a domain-availability check.
| Type | Name | TTL · seconds | Value | Look up |
|---|---|---|---|---|
| A | up.pt | 3600 | 193.137.55.13 | IP WHOIS → |
| AAAA | up.pt | 3600 | 2001:690:2200:a10::13 | IP WHOIS → |
| MX | up.pt | 300 | 10 mx01.up.pt. | DNS → |
| MX | up.pt | 300 | 10 mx02.up.pt. | DNS → |
| MX | up.pt | 300 | 10 mx03.up.pt. | DNS → |
| MX | up.pt | 300 | 10 mx04.up.pt. | DNS → |
| MX | up.pt | 300 | 10 mx05.up.pt. | DNS → |
| MX | up.pt | 300 | 10 mx06.up.pt. | DNS → |
| NS | up.pt | 86400 | ns1.up.pt. | DNS → |
| NS | up.pt | 86400 | ns2.up.pt. | DNS → |
| NS | up.pt | 86400 | ns3.up.pt. | DNS → |
| NS | up.pt | 86400 | ns4.up.pt. | DNS → |
| NS | up.pt | 86400 | ns02.fccn.pt. | DNS → |
| TXT | up.pt | 300 | "MS=ms16675765" | — |
| TXT | up.pt | 300 | "HARICA-0j43Eb50oxtSOMoTJzv" | — |
| TXT | up.pt | 300 | "HARICA-odgH2dLCMNQenduoC39" | — |
| TXT | up.pt | 300 | "google-site-verification=7hF_ZD6DOKHK8MLopRWBZvby2A0gBGVQi-kvLqdkxGo" | — |
| TXT | up.pt | 300 | "google-site-verification=eMy_WDqKW1lght0VDzrPfEFh0osBa3BtcILLuMxX5jI" | — |
| TXT | up.pt | 300 | "v=spf1 mx include:spf4.up.pt include:spf6.up.pt include:spf.protection.outlook.com -all" | — |
| TXT | up.pt | 300 | "OIIBdX0Cy1Ay7dAnhFQmuuqdTwtlthv23weewGfmKBDcfrmo2WOrjGfPx8ZFpan5QNfIvto7Jp/S5Do/UpSghA==" | — |
| TXT | up.pt | 300 | "adobe-idp-site-verification=491feeefc019f19c6030bf87ace8477470d9a78bb3e660161ad02c3b3dbfe51e" | — |
| SOA | up.pt | 86400 | ns1.up.pt. it.up.pt. 1791140565 28800 7200 2419200 86400 | — |
| CAA | up.pt | 180 | 0 iodef "mailto:incidente.seguranca@uporto.pt" | — |
| CAA | up.pt | 180 | 0 issue "harica.gr" | — |
| CAA | up.pt | 180 | 0 issue "letsencrypt.org" | — |
| CAA | up.pt | 180 | 0 issue "pki.goog" | — |
Authority records · 1
| Type | Name | TTL · seconds | Value | Look up |
|---|---|---|---|---|
| SOA | up.pt | 86400 | ns1.up.pt. it.up.pt. 1791140565 28800 7200 2419200 86400 | — |
Results reflect the public DNS view and recursive caching; they may differ from your local network. TXT strings retain their DNS quoting. Common records does not enumerate every name or record in a zone.