constructel.de - dns.ninja

`constructel.de`

DNSSEC	⚠️ Not signed
A	135.236.100.162^{🇺🇸 Microsoft135.236.0.0/15}
NS	`grupovisa2.grupovisabeira.pt` ⭐
		A	193.37.153.70^{🇵🇹 VISABEIRA-DIGITAL-ASN193.37.153.0/24 VISABEIRA DIGITAL SA}
			PTR	`grupovisa2.grupovisabeira.pt`
NS	`grupovisa.grupovisabeira.pt`
		A	194.65.74.130^{🇵🇹 MEO-RESIDENCIAL194.65.0.0/16 MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.}
			PTR	`gvexternaldnsstage.grupovisabeira.pt`
NS	`gvexternaldnsstage.grupovisabeira.pt` ⚠️ Not in parent delegation
		A	194.65.74.130^{🇵🇹 MEO-RESIDENCIAL194.65.0.0/16 MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.}
			PTR	`gvexternaldnsstage.grupovisabeira.pt`
MX	`constructel-de.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::a^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du0pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::d^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db6pr03cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::10^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbapr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::3^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am6pr04cu00303.inbound.protection.outlook.com`
		A	52.101.68.12^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	52.101.73.11^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am1pr04cu00103.inbound.protection.outlook.com`
		A	52.101.73.22^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00106.inbound.protection.outlook.com`
		A	52.101.73.26^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as9pr05cu01302.inbound.protection.outlook.com`
TXT	`v=spf1 ip4:194.65.74.129 ip4:194.65.74.131 ip4:193.37.153.37 ip4:194.65.74.13...`
TXT	`MS=ms66113222`
SOA	`grupovisa.grupovisabeira.pt`sysadmin@grupovisabeira.pt 2026-02-06 #0

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1786247085

Same first word

constructel.net

constructel.com

constructel.de

constructel.fr

Similar names

certconsult.ru

leconstruct.com

DNS History

10 records (5 active, 5 former)

●NSgrupovisa.grupovisabeira.pt2015-07-09 → 2026-08-09 · 2 obs

● 2015-07-09 18:30:18
● 2026-08-09 04:04:36

●NSgrupovisa2.grupovisabeira.pt2015-07-09 → 2026-08-09 · 2 obs

● 2015-07-09 18:30:18
● 2026-08-09 04:04:36

●NSgvexternaldnsstage.grupovisabeira.pt2026-03-11 → 2026-08-09 · 3 obs

○ 2015-07-09 18:30:18
● 2026-03-11 10:07:34
● 2026-08-09 04:04:36

●MXconstructel-de.mail.protection.outlook.com2026-03-11 → 2026-08-09 · 3 obs

○ 2017-06-28 19:57:38
● 2026-03-11 10:07:34
● 2026-08-09 04:04:36

○MXsmtp.constructel.de2015-07-09 → 2017-06-28 · 4 obs

● 2015-07-09 18:30:18
● 2017-06-28 19:57:38
○ 2026-03-11 10:07:34
○ 2026-08-09 04:04:36

○MXsmtpdr.constructel.de2015-07-09 → 2017-06-28 · 4 obs

● 2015-07-09 18:30:18
● 2017-06-28 19:57:38
○ 2026-03-11 10:07:34
○ 2026-08-09 04:04:36

●A135.236.100.1622026-03-11 → 2026-08-09 · 3 obs

○ 2017-06-28 19:57:38
● 2026-03-11 10:07:34
● 2026-08-09 04:04:36

○A194.65.74.1322015-07-09 → 2016-02-08 · 4 obs

● 2015-07-09 18:30:18
● 2016-02-08 14:08:40
○ 2016-06-19 02:46:44
○ 2026-08-09 04:04:36

○A194.65.74.1342016-06-19 → 2016-06-19 · 4 obs

○ 2016-02-08 14:08:40
● 2016-06-19 02:46:44
○ 2017-06-28 19:57:38
○ 2026-08-09 04:04:36

○A194.65.74.1382017-06-27 → 2017-06-28 · 5 obs

○ 2016-06-19 02:46:44
● 2017-06-27 21:39:26
● 2017-06-28 19:57:38
○ 2026-03-11 10:07:34
○ 2026-08-09 04:04:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
constructel.de	grupovisa.grupovisabeira.pt, grupovisa2.grupovisabeira.pt	-

✅ Authoritative Response

Server:194.65.74.130

NS records: grupovisa.grupovisabeira.pt, grupovisa2.grupovisabeira.pt

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for constructel.de (unsigned zone)

⏱️ Timing

Total: 1229ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`135.236.100.162`
NS	3	`grupovisa2.grupovisabeira.pt, gvexternaldnsstage.grupovisabeira.pt...`
MX	1	`constructel-de.mail.protection.outlook.c`
TXT	2	`MS=ms66113222, v=spf1 ip4:194.65.74.129 ip4:194.65.74.1`
SOA	1	`grupovisa.grupovisabeira.pt sysadmin.gru`

Analysis

IP Addresses

constructel.de points to a single IP number: 135.236.100.162.

Additional host names — casaalegre.com, ieme.it, toptalent.pt and two others — share IP numbers with constructel.de.

Name Servers

constructel.de is served by three name servers: grupovisa2.grupovisabeira.pt, grupovisa.grupovisabeira.pt and gvexternaldnsstage.grupovisabeira.pt.

The name servers of constructel.de overlap at least partially with those of other domains — among them visabeirahouse.com, visabeiraimobiliaria.pt, palaciodogelo.pt and two more.

The name servers grupovisa2.grupovisabeira.com, grupovisa.grupovisabeira.com and gvexternaldns.grupovisabeira.com are commonly seen alongside these name servers.

All three hosts carry a single IP: grupovisa2.grupovisabeira.pt directs to 193.37.153.70, while grupovisa.grupovisabeira.pt and gvexternaldnsstage.grupovisabeira.pt both direct to 194.65.74.130.

grupovisa.grupovisabeira.pt and gvexternaldnsstage.grupovisabeira.pt each have 194.65.74.130 IP addresses.

Mail Servers

constructel.de has one mail server: constructel-de.mail.protection.outlook.com.

constructel-de.mail.protection.outlook.com points to 8 IP numbers: 52.101.68.12, 52.101.73.11, 52.101.73.22 and 5 other.