icbas.up.pt - dns.ninja

`icbas.up.pt`

DNSSEC	⚠️ Not signed
A	193.137.55.13^{🇵🇹 RCCN193.136.0.0/15 -AGGREGATED-NET}
NS	`ns1.up.pt` ⭐ ⚠️ Not in parent delegation
		A	2001:690:2200:a10::30^{🇵🇹 RCCN2001:690::/32 The Portuguese National Research & Education Network}
		A	193.137.55.30^{🇵🇹 RCCN193.136.0.0/15 -AGGREGATED-NET}
NS	`ns02.fccn.pt` ⚠️ Not in parent delegation
		A	2001:690:a80:4001::200^{🇵🇹 RCCN2001:690::/32 The Portuguese National Research & Education Network}
			PTR	`ns02.fccn.pt`
		A	193.136.2.228^{🇵🇹 RCCN193.136.0.0/15 -AGGREGATED-NET}
NS	`ns2.up.pt` ⚠️ Not in parent delegation
		A	2001:690:2200:a10::31^{🇵🇹 RCCN2001:690::/32 The Portuguese National Research & Education Network}
		A	193.137.55.31^{🇵🇹 RCCN193.136.0.0/15 -AGGREGATED-NET}
NS	`ns3.up.pt` ⚠️ Not in parent delegation
NS	`ns4.up.pt` ⚠️ Not in parent delegation
MX	`mx01.up.pt` ⭐
		A	2001:690:2200:a10::24^{🇵🇹 RCCN2001:690::/32 The Portuguese National Research & Education Network}
		A	193.137.55.24^{🇵🇹 RCCN193.136.0.0/15 -AGGREGATED-NET}
MX	`mx02.up.pt` ⭐
		A	2001:690:2200:a10::25^{🇵🇹 RCCN2001:690::/32 The Portuguese National Research & Education Network}
			PTR	`mx02.up.pt`
		A	193.137.55.25^{🇵🇹 RCCN193.136.0.0/15 -AGGREGATED-NET}
MX	`mx03.up.pt` ⭐
		A	2001:690:2200:a10::44^{🇵🇹 RCCN2001:690::/32 The Portuguese National Research & Education Network}
			PTR	`mx03.up.pt`
		A	193.137.55.44^{🇵🇹 RCCN193.136.0.0/15 -AGGREGATED-NET}
MX	`mx04.up.pt` ⭐
MX	`mx05.up.pt` ⭐
		A	2001:690:2200:a10::46^{🇵🇹 RCCN2001:690::/32 The Portuguese National Research & Education Network}
		A	193.137.55.46^{🇵🇹 RCCN193.136.0.0/15 -AGGREGATED-NET}
			PTR	`mx05.up.pt`
MX	`mx06.up.pt` ⭐
		A	2001:690:2200:a10::47^{🇵🇹 RCCN2001:690::/32 The Portuguese National Research & Education Network}
			PTR	`mx06.up.pt`
		A	193.137.55.47^{🇵🇹 RCCN193.136.0.0/15 -AGGREGATED-NET}
TXT	`v=spf1 mx include:spf4.up.pt include:spf6.up.pt include:spf.protection.outloo...`
TXT	`MS=F7DB20BCA150D00971E2EE4002F1D64587867F45`
SOA	`ns1.up.pt`it@up.pt serial=1784308019

`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` ⚠️ Not in parent delegation
	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	`HARICA-odgH2dLCMNQenduoC39`
	TXT	`OIIBdX0Cy1Ay7dAnhFQmuuqdTwtlthv23weewGfmKBDcfrmo2WOrjGfPx8ZFpan5QNfIvto7Jp/S5...`
	TXT	`adobe-idp-site-verification=491feeefc019f19c6030bf87ace8477470d9a78bb3e660161...`
	TXT	`MS=ms16675765`
	TXT	`google-site-verification=eMy_WDqKW1lght0VDzrPfEFh0osBa3BtcILLuMxX5jI`
	TXT	`v=spf1 mx include:spf4.up.pt include:spf6.up.pt include:spf.protection.outloo...`
	TXT	`google-site-verification=7hF_ZD6DOKHK8MLopRWBZvby2A0gBGVQi-kvLqdkxGo`
	SOA	`ns1.up.pt`it@up.pt serial=1784463276

WOT: SAFE (70/100)
rank #3190 globally
rank #3 in the tld

up.pt

up.ptis the official domain of the Universidade do Porto (University of Porto), one of the largest and most prestigious public universities in Portugal. It is operated by the university itself, headquartered in Porto, Portugal.

Key facts

Owner / operator: Universidade do Porto (University of Porto)
TLD:.pt— Portugal (ccTLD)
Primary purpose: Official university web presence, academic services, and institutional information
Status: active

Notable subdomains or services

The university usesup.ptas the root for a large number of faculty, service, and portal subdomains:

sigarra.up.pt— main academic information and student/staff portal (SIGARRA system)
fe.up.pt— Faculty of Engineering (FEUP), the largest faculty
fc.up.pt— Faculty of Sciences
fl.up.pt— Faculty of Arts and Humanities
moodle.up.pt— e-learning platform
repositorio-aberto.up.pt— open-access institutional repository

Related domains

uporto.eu— secondary institutional domain sometimes used for international-facing communications

WOT: SAFE (91/100)
📈 Tranco rank: #6,338

Subdomains

www.icbas.up.pt

mailserver.icbas.up.pt

www4.icbas.up.pt

rede2.icbas.up.pt

rede1.icbas.up.pt

web.icbas.up.pt

rede6.icbas.up.pt

rede5.icbas.up.pt

Same first word

icbas.com

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DNS History

22 records (12 active, 10 former)

○NSdns1.icbas.up.pt2015-06-21 → 2015-11-13 · 4 obs

● 2015-06-21 16:48:06
● 2015-11-13 05:24:28
○ 2016-02-01 04:58:08
○ 2026-07-19 19:00:18

○NSdns1.up.pt2015-06-21 → 2015-11-13 · 4 obs

● 2015-06-21 16:48:06
● 2015-11-13 05:24:28
○ 2016-02-01 04:58:08
○ 2026-07-19 19:00:18

○NSdns2.up.pt2015-06-21 → 2015-11-13 · 4 obs

● 2015-06-21 16:48:06
● 2015-11-13 05:24:28
○ 2016-02-01 04:58:08
○ 2026-07-19 19:00:18

○NSdns3.up.pt2015-06-21 → 2015-11-13 · 4 obs

● 2015-06-21 16:48:06
● 2015-11-13 05:24:28
○ 2016-02-01 04:58:08
○ 2026-07-19 19:00:18

○NSdns4.up.pt2015-06-21 → 2015-11-13 · 4 obs

● 2015-06-21 16:48:06
● 2015-11-13 05:24:28
○ 2016-02-01 04:58:08
○ 2026-07-19 19:00:18

●NSns02.fccn.pt2026-03-24 → 2026-07-19 · 8 obs

○ 2026-02-17 07:53:56
● 2026-03-24 20:46:20
● 2026-03-29 07:32:08
○ 2026-03-29 11:36:16
● 2026-04-02 19:19:26
○ 2026-04-03 00:58:16
● 2026-04-03 17:45:50
● 2026-07-19 19:00:18

●NSns1.up.pt2016-02-01 → 2026-07-19 · 3 obs

○ 2015-11-13 05:24:28
● 2016-02-01 04:58:08
● 2026-07-19 19:00:18

●NSns2.up.pt2016-02-01 → 2026-07-19 · 11 obs

○ 2015-11-13 05:24:28
● 2016-02-01 04:58:08
● 2021-04-08 07:33:36
○ 2026-02-17 07:53:56
● 2026-03-24 20:46:20
● 2026-03-29 07:32:08
○ 2026-03-29 11:36:16
● 2026-04-02 19:19:26
○ 2026-04-03 00:58:16
● 2026-04-03 17:45:50
● 2026-07-19 19:00:18

●NSns3.up.pt2016-02-01 → 2026-07-19 · 11 obs

●NSns4.up.pt2016-02-01 → 2026-07-19 · 11 obs

○MXmail.up.pt2015-06-21 → 2016-09-10 · 4 obs

● 2015-06-21 16:48:06
● 2016-09-10 03:39:06
○ 2016-11-25 10:53:46
○ 2026-07-19 19:00:18

●MXmx01.up.pt2016-07-06 → 2026-07-19 · 3 obs

○ 2016-05-14 15:59:34
● 2016-07-06 21:40:42
● 2026-07-19 19:00:18

●MXmx02.up.pt2016-07-06 → 2026-07-19 · 3 obs

○ 2016-05-14 15:59:34
● 2016-07-06 21:40:42
● 2026-07-19 19:00:18

●MXmx03.up.pt2016-11-25 → 2026-07-19 · 3 obs

○ 2016-09-10 03:39:06
● 2016-11-25 10:53:46
● 2026-07-19 19:00:18

●MXmx04.up.pt2016-11-25 → 2026-07-19 · 3 obs

○ 2016-09-10 03:39:06
● 2016-11-25 10:53:46
● 2026-07-19 19:00:18

●MXmx05.up.pt2017-09-30 → 2026-07-19 · 3 obs

○ 2016-11-25 10:53:46
● 2017-09-30 19:20:38
● 2026-07-19 19:00:18

●MXmx06.up.pt2017-09-30 → 2026-07-19 · 3 obs

○ 2016-11-25 10:53:46
● 2017-09-30 19:20:38
● 2026-07-19 19:00:18

○MXrelay.up.pt2016-11-25 → 2017-09-30 · 5 obs

○ 2016-09-10 03:39:06
● 2016-11-25 10:53:46
● 2017-09-30 19:20:38
○ 2021-04-08 07:33:36
○ 2026-07-19 19:00:18

○MXsmtp.icbas.up.pt2015-06-21 → 2016-05-14 · 4 obs

● 2015-06-21 16:48:06
● 2016-05-14 15:59:34
○ 2016-07-06 21:40:42
○ 2026-07-19 19:00:18

○A193.136.26.1372015-06-21 → 2017-09-30 · 4 obs

● 2015-06-21 16:48:06
● 2017-09-30 19:20:38
○ 2021-04-08 07:33:36
○ 2026-07-19 19:00:18

○A193.136.36.1192021-04-08 → 2026-02-17 · 5 obs

○ 2017-09-30 19:20:38
● 2021-04-08 07:33:36
● 2026-02-17 07:53:56
○ 2026-03-24 20:46:20
○ 2026-07-19 19:00:18

●A193.137.55.132026-02-17 → 2026-07-19 · 8 obs

○ 2021-04-08 07:33:36
● 2026-02-17 07:53:56
● 2026-03-29 07:32:08
○ 2026-03-29 11:36:16
● 2026-04-02 19:19:26
○ 2026-04-03 00:58:16
● 2026-04-03 17:45:50
● 2026-07-19 19:00:18

🔍 DNS Trace

Analysis

Hierarchy

icbas.up.pt serves as parent to www.icbas.up.pt, mailserver.icbas.up.pt, www4.icbas.up.pt, rede2.icbas.up.pt, rede1.icbas.up.pt along with a few other host names.

IP Addresses

icbas.up.pt resolves to one IP address: 193.137.55.13.

up.pt, aai.up.pt, cipes.up.pt and two other host names share IP numbers with icbas.up.pt.

Name Servers

icbas.up.pt has five name servers, which are ns02.fccn.pt, ns1.up.pt, ns2.up.pt and two others.

icbas.up.pt has at least partial name server overlap with other domains, such as min-edu.pt, ciencia-id.pt, 89.236.193.in-addr.arpa and two others.

ns3.up.pt, ns4.up.pt and ns03.fccn.pt — plus 7 other name servers — are commonly paired with these name servers.

Three hostnames — ns02.fccn.pt, ns1.up.pt and ns2.up.pt — each have two IP addresses: ns02.fccn.pt has 193.136.2.228 and 2001:690:a80:4001::200, ns1.up.pt has 193.137.55.30 and 2001:690:2200:a10::30, and ns2.up.pt has 193.137.55.31 and 2001:690:2200:a10::31.

Mail Servers

Mail for icbas.up.pt is routed through 6 mail servers, including mx01.up.pt, mx02.up.pt, mx03.up.pt and 3 other.

icbas.up.pt has at least partial mail server overlap with other domains such as up.pt, letras.up.pt, fba.up.pt and two more.

These mail servers tend to appear together with the mail servers mx04.up.pt, mx05.up.pt and mx06.up.pt.

Hostnames that resolve to two IP addresses:

mx01.up.pt has two IP addresses: 193.137.55.24 and 2001:690:2200:a10::24.

mx02.up.pt has two IP addresses: 193.137.55.25 and 2001:690:2200:a10::25.

mx03.up.pt has two IP addresses: 193.137.55.44 and 2001:690:2200:a10::44.

mx05.up.pt has two IP addresses: 193.137.55.46 and 2001:690:2200:a10::46.

mx06.up.pt has two IP addresses: 193.137.55.47 and 2001:690:2200:a10::47.