smtp.constructel.com - dns.ninja

smtp.constructel.com

DNSSEC⚠️ Not signed
A194.65.74.133🇵🇹 MEO-RESIDENCIAL194.65.0.0/16 MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.
PTRsmtp.visabeirahouse.com
PTRsmtp.visacasa.pt
PTRsmtp.mail.beontech.com

constructel.com

DNSSEC⚠️ Not signed
A135.236.100.162🇺🇸 Microsoft135.236.0.0/15
NSgrupovisa2.grupovisabeira.pt ⭐
NSgrupovisa.grupovisabeira.pt
NSgvexternaldnsstage.grupovisabeira.pt ⚠️ Not in parent delegation
MXsmtp.constructel.com ⭐
TXTv=spf1 ip4:194.65.74.129 ip4:194.65.74.131 ip4:194.65.74.133 ip4:193.37.153.3...
TXTMS=ms38165378
SOAgrupovisa.grupovisabeira.pthostmaster@grupovisabeira.pt serial=40

MX for

constructel.com

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DNS History

1 record (1 active, 0 former)

A194.65.74.133
●A194.65.74.1332026-02-19 → 2026-08-11 · 2 obs
● 2026-02-19 12:55:52
● 2026-08-11 15:49:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
constructel.comgrupovisa.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: 593ms | Queries: -

📄 Records

TypeCountSample Data
A1194.65.74.133

Analysis

Mail Server Role

The mail server smtp.constructel.com processes email for constructel.com.

IP Addresses

smtp.constructel.com resolves to just one IP address, 194.65.74.133.

Two other host names, along with smtp.visabeira.pt, smtp.visabeiraglobal.com and smtp.visabeiraparticipacoes.com, also share IP numbers with smtp.constructel.com.