mail.itsweb.com.br - robtex.com

mail.itsweb.com.br

DNSSEC⚠️ Not signed
A2804:204:500:1::2🇧🇷 ITS-NET2804:204::/33 ITS TELECOMUNICACOES LTDA
PTRmail.itsweb.com.br
A189.89.191.2🇧🇷 ITS-NET189.89.191.0/24 ITS Telecomunicacoes LTDA

itsweb.com.br

DNSSEC⚠️ Not signed
A189.89.191.2🇧🇷 ITS-NET189.89.191.0/24 ITS Telecomunicacoes LTDA
NSdns9.itsweb.com.br ⭐ ⚠️ Not in parent delegation
NSdns10.itsweb.com.br ⚠️ Not in parent delegation
NSdns4.itsweb.com.br
NSdns5.itsweb.com.br
MXmail.itsweb.com.br ⭐
TXTv=spf1 a mx ip4:189.89.131.0/24 ip4:189.89.191.0/24 ip6:2804:204:500::/64 ip6...
SOAdns9.itsweb.com.brredes@itsbrasil.net 2026-03-16 #2
📈 Tranco rank: #100,403

PTR for

2.191.89.189.in-addr.arpa
2.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.0.0.0.0.0.5.0.4.0.2.0.4.0.8.2.ip6.arpa

MX for

itsweb.com.br

Same first word

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DNS History

2 records (2 active, 0 former)

20162017201820192020202120222023202420252026A189.89.191.22804:204:500:1::2
●A189.89.191.22015-05-03 → 2026-05-09 · 2 obs
● 2015-05-03 14:39:22
● 2026-05-09 10:03:04
●A2804:204:500:1::22015-05-03 → 2026-05-09 · 2 obs
● 2015-05-03 14:39:22
● 2026-05-09 10:03:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
bra.dns.br, b.dns.br, c.dns.br, d.dns.br...-
itsweb.com.brdns4.itsweb.com.br, dns5.itsweb.com.br4 records

✅ Authoritative Response

Server:189.89.131.4

NS records: dns4.itsweb.com.br, dns5.itsweb.com.br

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 621ms | Queries: -

📄 Records

TypeCountSample Data
A1189.89.191.2
AAAA12804:204:500:1::2

📌 Glue Records Collected

Total: 4

In-bailiwick: 4 (dns4.itsweb.com.br, dns5.itsweb.com.br, dns4.itsweb.com.br...)

Analysis

Mail Server Role

mail.itsweb.com.br is the mail server for itsweb.com.br.

IP Addresses

mail.itsweb.com.br resolves to two IPs: 2804:204:500:1::2 and 189.89.191.2.

Other host names, for instance itsweb.com.br, webmail.itsweb.com.br, www.itsweb.com.br and static.itsweb.com.br share IP numbers with mail.itsweb.com.br.