developmentsystems.pt - dns.ninja

`developmentsystems.pt`

DNSSEC	⚠️ Not signed
A	213.63.184.172^{🇵🇹 ArTelecomPT213.63.128.0/17 Ar Telecom, Acessos e Redes Telecomunicacoes. S.A.}
		PTR	`plesk.tetraedro.pt`
NS	`tetradns03.tetraedro.pt` ⭐
		A	81.90.55.2^{🇵🇹 REFERTELECOM-AS81.90.48.0/20 Refertelecom /20 from AS29003}
			PTR	`81-90-55-2.addr.refertelecom.pt`
NS	`tetradns02.tetraedro.pt`
		A	213.63.187.123^{🇵🇹 ArTelecomPT213.63.128.0/17 Ar Telecom, Acessos e Redes Telecomunicacoes. S.A.}
MX	`developmentsystems-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::c^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am3pr04cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::9^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr04cu00801.inbound.protection.outlook.com`
		A	52.101.68.3^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00403.inbound.protection.outlook.com`
		A	52.101.68.12^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	52.101.73.6^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am6pr04cu00306.inbound.protection.outlook.com`
		A	52.101.73.12^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am4pr0401cu00104.inbound.protection.outlook.com`
TXT	`MS=ms35590838`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`tetradns03.tetraedro.pt`hostmaster serial=34

`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 2026-08-08 #10

Previously MX for

developmentsystems.pt

Same first word

developmentsystems.cl

developmentsystems.es

developmentsystems.com.mx

developmentsystems.pt

DNS History

12 records (4 active, 8 former)

○NSns100.infor-l.com2015-07-14 → 2016-05-02 · 4 obs

● 2015-07-14 13:54:02
● 2016-05-02 02:24:46
○ 2017-01-10 17:50:20
○ 2026-08-08 05:12:28

○NSns101.infor-l.com2015-07-14 → 2016-05-02 · 4 obs

● 2015-07-14 13:54:02
● 2016-05-02 02:24:46
○ 2017-01-10 17:50:20
○ 2026-08-08 05:12:28

○NStetra-dr.tetraedro.pt2017-01-10 → 2017-01-10 · 4 obs

○ 2016-05-02 02:24:46
● 2017-01-10 17:50:20
○ 2018-06-09 19:52:50
○ 2026-08-08 05:12:28

○NStetradns01.tetraedro.pt2017-01-10 → 2017-01-10 · 4 obs

○ 2016-05-02 02:24:46
● 2017-01-10 17:50:20
○ 2018-06-09 19:52:50
○ 2026-08-08 05:12:28

●NStetradns02.tetraedro.pt2018-06-09 → 2026-08-08 · 3 obs

○ 2017-01-10 17:50:20
● 2018-06-09 19:52:50
● 2026-08-08 05:12:28

●NStetradns03.tetraedro.pt2018-06-09 → 2026-08-08 · 3 obs

○ 2017-01-10 17:50:20
● 2018-06-09 19:52:50
● 2026-08-08 05:12:28

●MXdevelopmentsystems-pt.mail.protection.outlook.com2017-01-10 → 2026-08-08 · 3 obs

○ 2016-05-02 02:24:46
● 2017-01-10 17:50:20
● 2026-08-08 05:12:28

○MXdevelopmentsystems.pt2015-07-14 → 2016-05-02 · 4 obs

● 2015-07-14 13:54:02
● 2016-05-02 02:24:46
○ 2017-01-10 17:50:20
○ 2026-08-08 05:12:28

○A178.32.175.2162017-01-10 → 2018-06-09 · 5 obs

○ 2016-05-02 02:24:46
● 2017-01-10 17:50:20
● 2018-06-09 19:52:50
○ 2026-08-03 12:51:34
○ 2026-08-08 05:12:28

●A213.63.184.1722026-08-03 → 2026-08-08 · 3 obs

○ 2018-06-09 19:52:50
● 2026-08-03 12:51:34
● 2026-08-08 05:12:28

○A74.81.82.582015-07-14 → 2015-11-11 · 4 obs

● 2015-07-14 13:54:02
● 2015-11-11 04:04:46
○ 2016-02-02 13:44:02
○ 2026-08-08 05:12:28

○A74.81.82.592016-02-02 → 2016-05-02 · 5 obs

○ 2015-11-11 04:04:46
● 2016-02-02 13:44:02
● 2016-05-02 02:24:46
○ 2017-01-10 17:50:20
○ 2026-08-08 05:12:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pt	a.dns.pt, b.dns.pt, c.dns.pt, d.dns.pt...	14 records
developmentsystems.pt	tetradns02.tetraedro.pt, tetradns03.tetraedro.pt	2 records

✅ Authoritative Response

Server:213.63.187.123

NS records: tetradns02.tetraedro.pt, tetradns03.tetraedro.pt

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for developmentsystems.pt (unsigned zone)

⏱️ Timing

Total: 542ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`213.63.184.172`
NS	2	`tetradns02.tetraedro.pt, tetradns03.tetraedro.pt`
MX	1	`developmentsystems-pt.mail.protection.ou`
TXT	2	`MS=ms35590838, v=spf1 include:spf.protection.outlook.co`
SOA	1	`tetradns03.tetraedro.pt hostmaster`

📌 Glue Records Collected

Total: 16

In-bailiwick: 12 (a.dns.pt, b.dns.pt, c.dns.pt...)

Out-of-bailiwick: 4 (ns.dns.br, ns2.nic.fr, tetradns02.tetraedro.pt...)

Analysis

IP Addresses

developmentsystems.pt directs to one IP number, which is 213.63.184.172.

Among the host names that share IP numbers with developmentsystems.pt are sendys.pt, cma.pt, smartseg.pt and two others.

Name Servers

DNS delegation for developmentsystems.pt points to two name servers: tetradns02.tetraedro.pt and tetradns03.tetraedro.pt.

developmentsystems.pt has the same name server delegation as a number of other domains, such as ccimoz.com, secose.pt, tpmc.pt and two more.

developmentsystems.pt has name servers in common with a number of other domains — benege.com, eace.pt, geslogica.pt and paroquiatomasaquino.com among them.

These name servers frequently co-occur with the name servers plesk.tetraedro.pt and ns1.benege.com.

tetradns02.tetraedro.pt → 213.63.187.123 and tetradns03.tetraedro.pt → 81.90.55.2: one IP number per host name.

Mail Servers

developmentsystems.pt routes its mail through a single mail server, developmentsystems-pt.mail.protection.outlook.com.

developmentsystems-pt.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.68.3, 52.101.68.12 and 52.101.73.6, along with 5 other.