isel.pt - dns.ninja

`isel.pt`

DNSSEC	⚠️ Not signed
A	192.68.221.35^{🇵🇹 RCCN192.68.221.0/24 IPLNet-PI-2}
		PTR	`isel1-35.iplnet.local`
NS	`xms001.isel.priv` ⭐ ⚠️ Not in parent delegation
NS	`ad2.isel.priv` ⚠️ Not in parent delegation
NS	`ad4.isel.priv` ⚠️ Not in parent delegation
NS	`ns1.net.ipl.pt`
		A	2001:690:2008::100:1001^{🇵🇹 RCCN2001:690::/32 The Portuguese National Research & Education Network}
			PTR	`ns1.net.ipl.pt`
		A	192.104.48.16^{🇵🇹 RCCN192.104.48.0/24 IPLNet-PI-1}
			PTR	`ns1.net.ipl.pt`
NS	`ns2.net.ipl.pt`
		A	2001:690:2008::100:1002^{🇵🇹 RCCN2001:690::/32 The Portuguese National Research & Education Network}
			PTR	`ns2.net.ipl.pt`
		A	192.104.48.17^{🇵🇹 RCCN192.104.48.0/24 IPLNet-PI-1}
			PTR	`ns2.net.ipl.pt`
NS	`xms004.isel.priv` ⚠️ Not in parent delegation
NS	`xms008.isel.priv` ⚠️ Not in parent delegation
MX	`isel-pt.mail.eo.outlook.com` ⭐
		A	2a01:111:f403:ca04::10^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbapr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::1^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as9pr07cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::3^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am6pr04cu00303.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::d^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as9pr05cu01305.inbound.protection.outlook.com`
		A	52.101.68.0^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	52.101.68.5^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du2pr03cu00105.inbound.protection.outlook.com`
		A	52.101.68.12^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	52.101.68.21^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00205.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`xms001.isel.priv`@ 2019-04-27 #12

`pt`

	DNSSEC	⚠️ Not signed
	NS	`curiosity.dns.pt` ⭐
	NS	`a.dns.pt`
	NS	`b.dns.pt`
	NS	`c.dns.pt`
	NS	`d.dns.pt`
	NS	`e.dns.pt`
	NS	`g.dns.pt`
	NS	`h.dns.pt`
	NS	`ns.dns.br` ⚠️ Not in parent delegation
	NS	`ns2.nic.fr` ⚠️ Not in parent delegation
	SOA	`curiosity.dns.pt`request@dns.pt 2026-06-15 #47

rank #419997 globally
rank #800 in the tld
WOT: SAFE (69/100)
📈 Tranco rank: #343,493

Subdomains

nagios.isel.pt

adm.isel.pt

moodle.isel.pt

webmail.isel.pt

mail.isel.pt

pop.isel.pt

2526moodle.isel.pt

moodle-historico.isel.pt

helpdesk.isel.pt

www.isel.pt

Same first word

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isel.fr

isel.com

isel.at

isel.ie

isel.co

isel.mx

isel.cl

isel.tw

isel.pl

isel.in

isel.de

isel.by

isel.edu.pl

isel.co.uk

isel.tech

isel.pt

isel.dk

isel.com.br

isel.org

isel.net

isel.edu.ar

isel.eu

isel.hu

isel.online

isel.com.tr

isel.com.mx

isel.co.jp

isel.it

isel.no

isel.ca

isel.us

Similar names

lesi.fr

lise.nl

isle.ru

elis.edu.vn

seil.eu

sile.ru

iles.be

isle.plus

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lsei.de

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eils.group

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lise.es

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sile.in

siel.kasserver.com

sile.pl

siel.in

leis.org

siel.de

seil.co.kr

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iesl.cn

elsi.online

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leis.cz

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iles.com.tr

eisl.de

lise.net

elis.fr

elis.net

elis.ba

sile.sg

elsi.de

siel.biz

lies.tv

lies.se

DNS History

14 records (9 active, 5 former)

●NSad2.isel.priv2026-02-22 → 2026-06-15 · 3 obs

○ 2021-05-19 01:49:24
● 2026-02-22 14:40:22
● 2026-06-15 23:26:14

●NSad4.isel.priv2026-02-22 → 2026-06-15 · 3 obs

○ 2021-05-19 01:49:24
● 2026-02-22 14:40:22
● 2026-06-15 23:26:14

●NSns1.net.ipl.pt2015-07-24 → 2026-06-15 · 6 obs

● 2015-07-24 18:49:04
● 2016-02-16 14:10:02
○ 2016-03-26 11:17:02
○ 2021-05-19 01:49:24
● 2026-02-22 14:40:22
● 2026-06-15 23:26:14

○NSns1pa.net.ipl.pt2016-03-26 → 2021-05-19 · 5 obs

○ 2016-02-16 14:10:02
● 2016-03-26 11:17:02
● 2021-05-19 01:49:24
○ 2026-02-22 14:40:22
○ 2026-06-15 23:26:14

○NSns1pi.net.ipl.pt2016-03-26 → 2021-05-19 · 5 obs

○ 2016-02-16 14:10:02
● 2016-03-26 11:17:02
● 2021-05-19 01:49:24
○ 2026-02-22 14:40:22
○ 2026-06-15 23:26:14

●NSns2.net.ipl.pt2015-07-24 → 2026-06-15 · 6 obs

● 2015-07-24 18:49:04
● 2016-02-16 14:10:02
○ 2016-03-26 11:17:02
○ 2021-05-19 01:49:24
● 2026-02-22 14:40:22
● 2026-06-15 23:26:14

○NSns2pa.net.ipl.pt2016-03-26 → 2021-05-19 · 5 obs

○ 2016-02-16 14:10:02
● 2016-03-26 11:17:02
● 2021-05-19 01:49:24
○ 2026-02-22 14:40:22
○ 2026-06-15 23:26:14

○NSns2pi.net.ipl.pt2016-03-26 → 2021-05-19 · 5 obs

○ 2016-02-16 14:10:02
● 2016-03-26 11:17:02
● 2021-05-19 01:49:24
○ 2026-02-22 14:40:22
○ 2026-06-15 23:26:14

●NSxms001.isel.priv2026-02-22 → 2026-06-15 · 3 obs

○ 2021-05-19 01:49:24
● 2026-02-22 14:40:22
● 2026-06-15 23:26:14

●NSxms004.isel.priv2026-02-22 → 2026-06-15 · 3 obs

○ 2021-05-19 01:49:24
● 2026-02-22 14:40:22
● 2026-06-15 23:26:14

●NSxms008.isel.priv2026-02-22 → 2026-06-15 · 3 obs

○ 2021-05-19 01:49:24
● 2026-02-22 14:40:22
● 2026-06-15 23:26:14

●MXisel-pt.mail.eo.outlook.com2015-07-24 → 2026-06-15 · 2 obs

● 2015-07-24 18:49:04
● 2026-06-15 23:26:14

●A192.68.221.352015-07-24 → 2026-06-15 · 2 obs

● 2015-07-24 18:49:04
● 2026-06-15 23:26:14

○A193.137.100.02021-05-19 → 2021-05-19 · 4 obs

○ 2015-07-24 18:49:04
● 2021-05-19 01:49:24
○ 2026-02-22 14:40:22
○ 2026-06-15 23:26:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pt	a.dns.pt, b.dns.pt, c.dns.pt, d.dns.pt...	-
isel.pt	ns1.net.ipl.pt, ns2.net.ipl.pt	4 records

✅ Authoritative Response

Server:192.104.48.16

NS records: ns1.net.ipl.pt, ns2.net.ipl.pt

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for isel.pt (unsigned zone)

⏱️ Timing

Total: 700ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`192.68.221.35`
NS	7	`ad2.isel.priv, ns1.net.ipl.pt...`
MX	1	`isel-pt.mail.eo.outlook.com (pri: 10)`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`xms001.isel.priv .`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns2.net.ipl.pt, ns1.net.ipl.pt, ns2.net.ipl.pt...)

Analysis

Hierarchy

isel.pt is the parent domain of nagios.isel.pt, adm.isel.pt, moodle.isel.pt, webmail.isel.pt, mail.isel.pt and a few other host names.

IP Addresses

isel.pt resolves to just one IP address, 192.68.221.35.

Host names like www.isel.pt are further examples that share IP numbers with isel.pt.

Name Servers

isel.pt is served by 7 authoritative name servers — among them ad2.isel.priv, ad4.isel.priv, xms001.isel.priv and 4 others.

isel.pt shares at least some of its name servers with other domains, including 194.210.194.in-addr.arpa, 221.68.192.in-addr.arpa, 185.210.194.in-addr.arpa and two others.

These name servers are frequently seen alongside ns1.net.ipl.pt, ns2.net.ipl.pt, rns1.net.ipl.pt and 7 other name servers.

ns1.net.ipl.pt and ns2.net.ipl.pt both carry two IP addresses. The A records for ns1.net.ipl.pt are 192.104.48.16 and 2001:690:2008::100:1001; the A records for ns2.net.ipl.pt are 192.104.48.17 and 2001:690:2008::100:1002.

Mail Servers

The sole mail server for isel.pt is isel-pt.mail.eo.outlook.com.

With 8 IP addresses total, isel-pt.mail.eo.outlook.com resolves to 52.101.68.0, 52.101.68.5, 52.101.68.12 and 5 others.