`educa.pt`

DNSSEC	⚠️ Not signed
NS	`ns1.cedis.pt` ⭐
		A	62.28.251.252^{🇵🇹 MEO-EMPRESAS62.28.0.0/16 PTPRIMENET PT Prime - Network Service Provider}
NS	`ns.cedis.pt`
		A	62.28.251.251^{🇵🇹 MEO-EMPRESAS62.28.0.0/16 PTPRIMENET PT Prime - Network Service Provider}
			PTR	`exchange.cedis.pt`
MX	`educa-pt.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::4^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00204.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::5^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am1pr04cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::6^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am4pr0401cu00106.inbound.protection.outlook.com`
		A	52.101.68.0^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	52.101.68.3^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00403.inbound.protection.outlook.com`
		A	52.101.68.15^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db6pr03cu00107.inbound.protection.outlook.com`
		A	52.101.68.39^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00607.inbound.protection.outlook.com`
MX	`mail.educa.pt`⁽⁵⁾
		A	62.28.251.251^{🇵🇹 MEO-EMPRESAS62.28.0.0/16 PTPRIMENET PT Prime - Network Service Provider}
			PTR	`exchange.cedis.pt`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`MS=ms41505075`
SOA	`ns.cedis.pt`hostmaster@cedis.pt serial=24

`pt`

	DNSSEC	🔒 Signed (DS record present)
	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 2026-07-13 #38

Subdomains

mail.educa.pt

Same first word

educa.edu.vn

educa.es

educa.nl

educa.it

educa.cat

educa.city

educa.info

educa.ws

educa.cz

educa.co.nz

educa.biz

educa.net

educa.world

educa.cl

educa.fi

educa.technology

educa.co.jp

educa.pe

educa.dk

educa.rr.gov.br

educa.press

educa.barcelona

educa.edu.cn

educa.org

educa.com.mx

educa.be

educa.cloud

educa.me

educa.work

educa.services

educa.university

educa.network

educa.org.mx

educa.io

educa.pt

educa.ma

educa.com.bo

educa.space

educa.rs.ba

educa.com.au

educa.ec

educa.vn

educa.at

educa.marketing

educa.com

educa.agency

educa.id

educa.pro

educa.one

educa.ca

educa.org.br

educa.org.do

educa.cr

educa.com.ve

educa.co.uk

educa.co.kr

educa.com.br

educa.de

educa.hatenablog.com

educa.mx

educa.eu

educa.ch

educa.ba

educa.in

educa.us

educa.co

educa.fr

Similar names

audec.org

uceda.de

audec.eu

ceadu.org.uy

ecuda.sk

eucad.eu

uadec.com

cduea.cn

audec.fr

adecu.net

uceda.org

caedu.co.kr

caedu.cn

audec.com.tr

decau.com

eudac.org

uceda.es

udeca.do

ceaud.com.br

acude.com

acedu.pl

dueca.com

udeca.nom.es

audec.co.jp

uceda.pro

duace.com

audec.net

ecuad.tv

cedua.com

udeca.org.es

cadue.com

edcau.com

uceda.us

caedu.com

uceda.fr

eudca.info

eduac.com

udeca.org

adceu.de

acedu.cn

dueca.de

cuade.com

acedu.org

deuca.com

aduce.jp

uadec.mx

audec.com

cudea.ddns.me

ducea.com

uaecd.org

eudac.com

acedu.xyz

acedu.uk

acedu.com

acedu.net

eudac.de

cueda.com

audec.com.ar

uceda.edu

audec.de

DNS History

6 records (4 active, 2 former)

○NScedis-ts.cedis.pt2015-07-11 → 2017-02-11 · 6 obs

● 2015-07-11 10:43:40
○ 2015-10-25 18:46:08
● 2015-12-31 22:24:30
● 2017-02-11 03:24:20
○ 2017-07-22 22:28:06
○ 2026-07-13 18:33:24

○NSdns1.cedis.pt2015-07-11 → 2015-10-25 · 4 obs

● 2015-07-11 10:43:40
● 2015-10-25 18:46:08
○ 2015-12-31 22:24:30
○ 2026-07-13 18:33:24

●NSns.cedis.pt2015-07-11 → 2026-07-13 · 2 obs

● 2015-07-11 10:43:40
● 2026-07-13 18:33:24

●NSns1.cedis.pt2015-07-11 → 2026-07-13 · 2 obs

● 2015-07-11 10:43:40
● 2026-07-13 18:33:24

●MXeduca-pt.mail.protection.outlook.com2026-03-18 → 2026-07-13 · 3 obs

○ 2017-10-15 23:42:28
● 2026-03-18 07:19:26
● 2026-07-13 18:33:24

●MXmail.educa.pt2017-10-15 → 2026-07-13 · 2 obs

● 2017-10-15 23:42:28
● 2026-07-13 18:33:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pt	a.dns.pt, b.dns.pt, c.dns.pt, d.dns.pt...	18 records
educa.pt	ns.cedis.pt, ns1.cedis.pt	-

✅ Authoritative Response

Server:62.28.251.251

NS records: ns.cedis.pt, ns1.cedis.pt

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for educa.pt (unsigned zone)

⏱️ Timing

Total: 1266ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns.cedis.pt, ns1.cedis.pt`
MX	2	`mail.educa.pt (pri: 5), educa-pt.mail.protection.outlook.com (pr`
TXT	2	`v=spf1 include:spf.protection.outlook.co, MS=ms41505075`
SOA	1	`ns.cedis.pt hostmaster.cedis.pt`

📌 Glue Records Collected

Total: 18

In-bailiwick: 14 (a.dns.pt, a.dns.pt, b.dns.pt...)

Out-of-bailiwick: 4 (ns.dns.br, ns.dns.br, ns2.nic.fr...)

Analysis

Hierarchy

mail.educa.pt is delegated beneath educa.pt.

Name Servers

Two name servers handle the delegation for educa.pt: ns1.cedis.pt and ns.cedis.pt.

educa.pt is at least partially co-delegated on name servers with other domains, such as viaeducacao.pt.

These name servers are routinely deployed together with the name servers dns1.cedis.pt.

ns1.cedis.pt → 62.28.251.252 and ns.cedis.pt → 62.28.251.251: one IP number per host name.

Mail Servers

educa.pt has two mail servers: mail.educa.pt and educa-pt.mail.protection.outlook.com.

Host names with 8 IP numbers:

educa-pt.mail.protection.outlook.com resolves to 52.101.68.0, 52.101.68.3 and 52.101.68.15 among others, with 5 other IP addresses in total.

Host names pointing to a single IP address:

The hostname mail.educa.pt resolves to 62.28.251.251.

educa.pt - robtex.com

educa.pt

pt