`trcontabilidade.pt`

DNSSEC	⚠️ Not signed
A	62.233.41.72^{🇵🇹 WEBHS62.233.41.0/24}
		PTR	`hosting105.serverhs.org`
NS	`ns1.sisopcao.pt` ⭐
		A	62.233.41.72^{🇵🇹 WEBHS62.233.41.0/24}
			PTR	`hosting105.serverhs.org`
NS	`ns2.sisopcao.pt`
		A	185.90.56.54^{🇵🇹 WEBHS185.90.56.0/24}
			PTR	`backup.ns.serverhs.org`
MX	`trcontabilidade-pt.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::7^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00307.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::e^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db8pr02cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::2^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr83cu00402.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::c^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr05cu00304.inbound.protection.outlook.com`
		A	52.101.68.27^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00503.inbound.protection.outlook.com`
		A	52.101.73.1^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am3pr04cu00501.inbound.protection.outlook.com`
		A	52.101.73.4^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am0pr83cu00404.inbound.protection.outlook.com`
		A	52.101.73.15^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
TXT	`v=spf1 ip4:62.233.41.72 include:_spf.spambusters.email include:_spf105.server...`
TXT	`MS=ms42187391`
SOA	`ns1.sisopcao.pt`tecnica@sisopcao.pt 2026-07-30 #4

`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`
	NS	`ns2.nic.fr`
	SOA	`curiosity.dns.pt`request@dns.pt 2026-08-02 #47

Previously MX for

trcontabilidade.pt

Same first word

trcontabilidade.pt

DNS History

11 records (4 active, 7 former)

●NSns1.sisopcao.pt2015-08-07 → 2026-08-02 · 2 obs

● 2015-08-07 20:02:06
● 2026-08-02 23:12:28

○NSns1.webhs.org2026-06-10 → 2026-06-10 · 4 obs

○ 2015-08-07 20:02:06
● 2026-06-10 04:06:20
○ 2026-08-02 23:12:26
○ 2026-08-02 23:12:28

●NSns2.sisopcao.pt2015-08-07 → 2026-08-02 · 2 obs

● 2015-08-07 20:02:06
● 2026-08-02 23:12:28

○NSns2.webhs.org2026-06-10 → 2026-06-10 · 4 obs

○ 2015-08-07 20:02:06
● 2026-06-10 04:06:20
○ 2026-08-02 23:12:26
○ 2026-08-02 23:12:28

○NSns3.webhs.org2026-06-10 → 2026-06-10 · 4 obs

○ 2015-08-07 20:02:06
● 2026-06-10 04:06:20
○ 2026-08-02 23:12:26
○ 2026-08-02 23:12:28

○NSns4.webhs.org2026-06-10 → 2026-06-10 · 4 obs

○ 2015-08-07 20:02:06
● 2026-06-10 04:06:20
○ 2026-08-02 23:12:26
○ 2026-08-02 23:12:28

●MXtrcontabilidade-pt.mail.protection.outlook.com2026-06-10 → 2026-08-02 · 3 obs

○ 2018-12-22 10:22:06
● 2026-06-10 04:06:20
● 2026-08-02 23:12:28

○MXtrcontabilidade.pt2015-08-07 → 2018-12-22 · 4 obs

● 2015-08-07 20:02:06
● 2018-12-22 10:22:06
○ 2026-06-10 04:06:20
○ 2026-08-02 23:12:28

○A194.39.124.632026-06-10 → 2026-06-10 · 4 obs

○ 2018-12-22 10:22:06
● 2026-06-10 04:06:20
○ 2026-08-02 23:12:26
○ 2026-08-02 23:12:28

●A62.233.41.722026-08-02 → 2026-08-02 · 3 obs

○ 2026-06-10 04:06:20
● 2026-08-02 23:12:26
● 2026-08-02 23:12:28

○A80.172.230.322015-08-07 → 2018-12-22 · 4 obs

● 2015-08-07 20:02:06
● 2018-12-22 10:22:06
○ 2026-06-10 04:06:20
○ 2026-08-02 23:12:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pt	a.dns.pt, b.dns.pt, c.dns.pt, d.dns.pt...	18 records
trcontabilidade.pt	ns2.sisopcao.pt, ns1.sisopcao.pt	2 records

✅ Authoritative Response

Server:185.90.56.54

NS records: ns2.sisopcao.pt, ns1.sisopcao.pt

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for trcontabilidade.pt (unsigned zone)

⏱️ Timing

Total: 613ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`62.233.41.72`
NS	2	`ns1.sisopcao.pt, ns2.sisopcao.pt`
MX	1	`trcontabilidade-pt.mail.protection.outlo`
TXT	2	`v=spf1 ip4:62.233.41.72 include:_spf.spa, MS=ms42187391`
SOA	1	`ns1.sisopcao.pt tecnica.sisopcao.pt`

📌 Glue Records Collected

Total: 20

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

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

Analysis

IP Addresses

trcontabilidade.pt resolves to one IP address: 62.233.41.72.

ns1.ciber4.com, (0x636f636b)atielbird.net, talentscreen.pt and two other host names share IP numbers with trcontabilidade.pt.

Name Servers

trcontabilidade.pt has two authoritative name servers — ns1.sisopcao.pt and ns2.sisopcao.pt.

trcontabilidade.pt and eforma.pt are among domains that share the same name servers.

The name servers of trcontabilidade.pt overlap at least partially with those of other domains — among them perugel.pt, popapneus.pt, ngomes.com and two more.

These name servers commonly co-occur with the name servers ns1.webhs.org, ns2.webhs.org, ns3.webhs.org and ns4.webhs.org.

Both ns1.sisopcao.pt and ns2.sisopcao.pt have a single IP address each — ns1.sisopcao.pt resolves to 62.233.41.72 while ns2.sisopcao.pt resolves to 185.90.56.54.

Mail Servers

Mail for trcontabilidade.pt is handled by a single mail server, trcontabilidade-pt.mail.protection.outlook.com.

trcontabilidade-pt.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.68.27, 52.101.73.1, 52.101.73.4 and 5 others.

trcontabilidade.pt - robtex.com