constructel.com - dns.ninja
constructel.com
| 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 | smtp.constructel.com ⭐ | ||||||
| A | 194.65.74.133🇵🇹 MEO-RESIDENCIAL194.65.0.0/16 MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A. | ||||||
| PTR | smtp.visabeirahouse.com | ||||||
| PTR | smtp.visacasa.pt | ||||||
| PTR | smtp.mail.beontech.com | ||||||
| TXT | v=spf1 ip4:194.65.74.129 ip4:194.65.74.131 ip4:194.65.74.133 ip4:193.37.153.3... | ||||||
| TXT | MS=ms38165378 | ||||||
| SOA | grupovisa.grupovisabeira.pthostmaster@grupovisabeira.pt serial=40 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1786368549 | ||||||
Subdomains
Same first word
constructel.de |
constructel.fr |
constructel.net |
constructel.com |
Similar names
DNS History
11 records (5 active, 6 former)
○NSbuy.internettraffic.com2015-06-27 → 2016-04-24 · 4 obs
● 2016-04-24 08:34:18
○ 2017-03-14 19:13:50
○ 2026-08-10 13:31:34
●NSgrupovisa.grupovisabeira.pt2026-02-19 → 2026-08-10 · 3 obs
● 2026-02-19 12:55:52
● 2026-08-10 13:31:34
●NSgrupovisa2.grupovisabeira.pt2026-02-19 → 2026-08-10 · 3 obs
● 2026-02-19 12:55:52
● 2026-08-10 13:31:34
●NSgvexternaldnsstage.grupovisabeira.pt2026-02-19 → 2026-08-10 · 3 obs
● 2026-02-19 12:55:52
● 2026-08-10 13:31:34
○NSns1.uniregistrymarket.link2017-03-14 → 2017-03-14 · 4 obs
● 2017-03-14 19:13:50
○ 2026-02-19 12:55:52
○ 2026-08-10 13:31:34
○NSns2.uniregistrymarket.link2017-03-14 → 2017-03-14 · 4 obs
● 2017-03-14 19:13:50
○ 2026-02-19 12:55:52
○ 2026-08-10 13:31:34
○NSsell.internettraffic.com2015-06-27 → 2016-04-24 · 4 obs
● 2016-04-24 08:34:18
○ 2017-03-14 19:13:50
○ 2026-08-10 13:31:34
●MXsmtp.constructel.com2026-02-19 → 2026-08-10 · 2 obs
● 2026-08-10 13:31:34
●A135.236.100.1622026-02-19 → 2026-08-10 · 3 obs
● 2026-02-19 12:55:52
● 2026-08-10 13:31:34
○A69.172.201.1532016-04-24 → 2017-03-14 · 5 obs
● 2016-04-24 08:34:18
● 2017-03-14 19:13:50
○ 2026-02-19 12:55:52
○ 2026-08-10 13:31:34
○A69.172.201.2082015-06-27 → 2016-02-06 · 4 obs
● 2016-02-06 20:41:46
○ 2016-04-24 08:34:18
○ 2026-08-10 13:31:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| constructel.com | grupovisa.grupovisabeira.pt, grupovisa2.grupovisabeira.pt | - |
✅ Authoritative Response
Server:193.37.153.70
NS records: grupovisa.grupovisabeira.pt, grupovisa2.grupovisabeira.pt
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for constructel.com (unsigned zone)
⏱️ Timing
Total: 761ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 135.236.100.162 |
| NS | 3 | grupovisa2.grupovisabeira.pt, gvexternaldnsstage.grupovisabeira.pt... |
| MX | 1 | smtp.constructel.com (pri: 10) |
| TXT | 2 | MS=ms38165378, v=spf1 ip4:194.65.74.129 ip4:194.65.74.1 |
| SOA | 1 | grupovisa.grupovisabeira.pt hostmaster.g |
Analysis
Hierarchy
smtpdr.constructel.com and smtp.constructel.com each fall under constructel.com as their parent domain.
IP Addresses
constructel.com resolves to just one IP address, 135.236.100.162.
Two other host names, along with palaciodogelo.pt, squisito.pt and www.squisito.pt, also share IP numbers with constructel.com.
Name Servers
constructel.com is served by three name servers: grupovisa2.grupovisabeira.pt, grupovisa.grupovisabeira.pt and gvexternaldnsstage.grupovisabeira.pt.
constructel.com shares at least some of its name servers with other domains, including visabeiraindustria.com, edivisa.pt, riastone.pt and two others.
These name servers are frequently paired with the name servers grupovisa2.grupovisabeira.com, grupovisa.grupovisabeira.com and gvexternaldns.grupovisabeira.com.
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
The sole mail server for constructel.com is smtp.constructel.com.
smtp.constructel.com resolves to 194.65.74.133 and no other IP number.