`ifervisa.com`

DNSSEC	⚠️ Not signed
A	194.65.74.138^{🇵🇹 MEO-RESIDENCIAL194.65.0.0/16 MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.}
		PTR	`grupovisabeira.com`
		PTR	`constructel.net`
		PTR	`squisito.pt`
		PTR	`visabeirahouse.pt`
		PTR	`visahouse.pt`
		PTR	`mail.beontech.com`
		PTR	`webmail.beontech.com`
		PTR	`login.grupovisabeira.com`
		PTR	`zabbixindustry.grupovisabeira.com`
		PTR	`investidores.vistaalegre.com`
		PTR	`www.constructel.net`
		PTR	`www.squisito.pt`
		PTR	`www.visabeirahouse.pt`
		PTR	`www.visahouse.pt`
		PTR	`cenas.constructel.ro`
		PTR	`www.investidores.vistaalegre.com`
NS	`grupovisa.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`
NS	`grupovisa.grupovisabeira.com`
		A	194.65.74.130^{🇵🇹 MEO-RESIDENCIAL194.65.0.0/16 MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.}
			PTR	`gvexternaldnsstage.grupovisabeira.pt`
NS	`grupovisa2.grupovisabeira.com` ⚠️ Not in zone NS records
		A	193.37.153.70^{🇵🇹 VISABEIRA-DIGITAL-ASN193.37.153.0/24 VISABEIRA DIGITAL SA}
			PTR	`grupovisa2.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.ifervisa.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`
MX	`smtpdr.ifervisa.com`⁽⁵⁰⁾
		A	193.37.153.37^{🇵🇹 VISABEIRA-DIGITAL-ASN193.37.153.0/24 VISABEIRA DIGITAL SA}
			PTR	`visaconnect2.grupovisabeira.com`
TXT	`v=spf1 ip4:194.65.74.129 ip4:194.65.74.131 ip4:194.65.74.133 ip4:193.37.153.3...`
SOA	`grupovisa.grupovisabeira.pt`hostmaster@grupovisabeira.pt serial=11

`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.net`nstld@verisign-grs.com serial=1774493232

Subdomains

smtpdr.ifervisa.com

smtp.ifervisa.com

Same first word

ifervisa.com

Similar names

efivairs.com

fiservai.com

DNS History

7 records (7 active, 0 former)

●NSgrupovisa.grupovisabeira.com2026-02-17 → 2026-03-26 · 3 obs

○ 2017-05-11 22:20:20
● 2026-02-17 15:51:14
● 2026-03-26 03:04:50

●NSgrupovisa.grupovisabeira.pt2017-05-11 → 2026-03-26 · 2 obs

● 2017-05-11 22:20:20
● 2026-03-26 03:04:50

●NSgrupovisa2.grupovisabeira.com2017-05-11 → 2026-03-26 · 2 obs

● 2017-05-11 22:20:20
● 2026-03-26 03:04:50

●NSgvexternaldnsstage.grupovisabeira.pt2026-02-17 → 2026-03-26 · 3 obs

○ 2017-05-11 22:20:20
● 2026-02-17 15:51:14
● 2026-03-26 03:04:50

●MXsmtp.ifervisa.com2026-02-17 → 2026-03-26 · 2 obs

● 2026-02-17 15:51:14
● 2026-03-26 03:04:50

●MXsmtpdr.ifervisa.com2026-02-17 → 2026-03-26 · 2 obs

● 2026-02-17 15:51:14
● 2026-03-26 03:04:50

●A194.65.74.1382017-05-11 → 2026-03-26 · 2 obs

● 2017-05-11 22:20:20
● 2026-03-26 03:04:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, l.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net...	-
ifervisa.com	grupovisa.grupovisabeira.com, grupovisa2.grupovisabeira.com	2 records

✅ Authoritative Response

Server:193.37.153.70

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ifervisa.com (unsigned zone)

⏱️ Timing

Total: 345ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`194.65.74.138`
NS	3	`grupovisa.grupovisabeira.pt, grupovisa2.grupovisabeira.com...`
MX	2	`smtpdr.ifervisa.com (pri: 50), smtp.ifervisa.com (pri: 10)`
TXT	1	`v=spf1 ip4:194.65.74.129 ip4:194.65.74.1`
SOA	1	`grupovisa.grupovisabeira.pt hostmaster.g`