`elearning2003.up.pt`

DNSSEC	⚠️ Not signed
A	193.137.29.43^{🇵🇹 RCCN193.136.0.0/15 -AGGREGATED-NET}
		PTR	`aupec.up.pt`
		PTR	`bit.up.pt`
		PTR	`centenario.up.pt`
		PTR	`ciencia20.up.pt`
		PTR	`cnup.up.pt`
		PTR	`daete.up.pt`
		PTR	`ecca2013.up.pt`
		PTR	`elearning04-05.up.pt`
		PTR	`elearning2003.up.pt`
		PTR	`elies2014.up.pt`
		PTR	`equipe.up.pt`
		PTR	`eurocris.up.pt`
		PTR	`flipbook.up.pt`
		PTR	`gadup.up.pt`
		PTR	`icpc2019.up.pt`
		PTR	`inter.up.pt`
		PTR	`internetwork.up.pt`
		PTR	`iobc-oportomeeting.up.pt`
		PTR	`lnivparcerias.up.pt`
		PTR	`neothemi.up.pt`
		PTR	`pnt.up.pt`
		PTR	`portocidaderegiao.up.pt`
		PTR	`ptflora.up.pt`
		PTR	`rnme.up.pt`
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		PTR	`sarajevojepii.up.pt`
		PTR	`sopcom2011.up.pt`
		PTR	`taloe.up.pt`
		PTR	`universia.up.pt`
		PTR	`webarq.up.pt`
		PTR	`territoriocasacomum.arq.up.pt`
		PTR	`embryosfates.ispup.up.pt`

`up.pt`

	DNSSEC	⚠️ Not signed
	A	2001:690:2200:a10::13^{🇵🇹 RCCN2001:690::/32 The Portuguese National Research & Education Network}
	A	193.137.55.13^{🇵🇹 RCCN193.136.0.0/15 -AGGREGATED-NET}
	NS	`ns1.up.pt` ⭐
	NS	`ns02.fccn.pt`
	NS	`ns2.up.pt`
	NS	`ns3.up.pt`
	NS	`ns4.up.pt`
	MX	`mx01.up.pt` ⭐
	MX	`mx02.up.pt` ⭐
	MX	`mx03.up.pt` ⭐
	MX	`mx04.up.pt` ⭐
	MX	`mx05.up.pt` ⭐
	MX	`mx06.up.pt` ⭐
	TXT	`v=spf1 mx include:spf4.up.pt include:spf6.up.pt include:spf.protection.outloo...`
	TXT	`adobe-idp-site-verification=491feeefc019f19c6030bf87ace8477470d9a78bb3e660161...`
	TXT	`MS=ms16675765`
	TXT	`google-site-verification=7hF_ZD6DOKHK8MLopRWBZvby2A0gBGVQi-kvLqdkxGo`
	TXT	`HARICA-odgH2dLCMNQenduoC39`
	TXT	`google-site-verification=eMy_WDqKW1lght0VDzrPfEFh0osBa3BtcILLuMxX5jI`
	TXT	`OIIBdX0Cy1Ay7dAnhFQmuuqdTwtlthv23weewGfmKBDcfrmo2WOrjGfPx8ZFpan5QNfIvto7Jp/S5...`
	SOA	`ns1.up.pt`it@up.pt serial=1774608134

WOT: SAFE (78/100)
rank #3569 globally
rank #3 in the tld
This domain name "up.pt" represents Universidade do Porto, a public university located in Porto, Portugal. It is one of the largest and most prestigious higher education institutions in Portugal. The domain name is used for the university's official website, providing various online services and information for students, faculty, and others interested in the institution.WOT: SAFE (91/100)
📈 Tranco rank: #9,529

PTR for

43.29.137.193.in-addr.arpa

DNS History

1 record (1 active, 0 former)

●A193.137.29.432026-03-22 → 2026-03-22 · 3 obs

○ 2026-03-05 17:09:38
● 2026-03-22 13:59:28
● 2026-03-22 19:30:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pt	b.dns.pt, g.dns.pt, a.dns.pt, ns.dns.br...	18 records
up.pt	ns1.up.pt, ns3.up.pt, ns02.fccn.pt, ns2.up.pt...	10 records

✅ Authoritative Response

Server: 193.137.55.30

NS records: ns1.up.pt, ns3.up.pt, ns02.fccn.pt, ns2.up.pt, ns4.up.pt

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at up.pt: Error: DNS query timeout: 193.136.2.228 for DNSKEY up.pt

⏱️ Timing

Total: 3665ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`193.137.29.43`

📌 Glue Records Collected

Total: 28

In-bailiwick: 22 (h.dns.pt, g.dns.pt, e.dns.pt...)

Out-of-bailiwick: 6 (ns2.nic.fr, ns.dns.br, ns2.nic.fr...)

Analysis

IP Addresses

elearning2003.up.pt points to a single IP address: 193.137.29.43.

Other host names such as taloe.up.pt, eurocris.up.pt, iobc-oportomeeting.up.pt, flipbook.up.pt and inter.up.pt share IPs with elearning2003.up.pt.

elearning2003.up.pt - robtex.com