`mail.firstnettelecom.com.br`

DNSSEC	⚠️ Not signed
A	50.116.112.103^{🇺🇸 Jacksonville50.116.112.0/23 Google}
		PTR	`br618-ip04.hostgator.com.br`

`firstnettelecom.com.br`

	DNSSEC	⚠️ Not signed
	A	50.116.112.103^{🇺🇸 Jacksonville50.116.112.0/23 Google}
	NS	`ns1.firstnettelecom.com.br` ⭐
	NS	`ns2.firstnettelecom.com.br`
	MX	`mail.firstnettelecom.com.br` ⭐
	TXT	`v=spf1 a mx include:websitewelcome.com ~all`
	SOA	`ns1.firstnettelecom.com.br`hostmaster@firstnettelecom.com.br serial=648828544

📈 Tranco rank: #749,321

MX for

firstnettelecom.com.br

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DNS History

1 record (1 active, 0 former)

●A50.116.112.1032026-03-23 → 2026-04-12 · 2 obs

● 2026-03-23 12:46:52
● 2026-04-12 14:04:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	f.dns.br, d.dns.br, b.dns.br, a.dns.br...	-
firstnettelecom.com.br	ns1.firstnettelecom.com.br, ns2.firstnettelecom.com.br	2 records

✅ Authoritative Response

Server:45.184.160.37

NS records: ns1.firstnettelecom.com.br, ns2.firstnettelecom.com.br

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstnettelecom.com.br (unsigned zone)

⏱️ Timing

Total: 500ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`50.116.112.103`

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (ns1.firstnettelecom.com.br, ns2.firstnettelecom.com.br)

Analysis

Mail Server Role

mail.firstnettelecom.com.br acts as a mail server for firstnettelecom.com.br.

IP Addresses

mail.firstnettelecom.com.br points to a single IP number: 50.116.112.103.

Other host names, for instance intercambiodeow.com, adislanguageschool.com, mail.adislanguageschool.com, corpgestao.com and mail.vipmember.com.br share IP numbers with mail.firstnettelecom.com.br.

mail.firstnettelecom.com.br - robtex.com