mailserver.4tracking.com.br - robtex.com

mailserver.4tracking.com.br

DNSSEC⚠️ Not signed
A201.77.128.3🇧🇷 AXTELECOM201.77.128.0/22 CLARO S.A. Customer
PTR201.77.128.3.axtelecom.com.br

4tracking.com.br

DNSSEC⚠️ Not signed
A201.77.128.4🇧🇷 AXTELECOM201.77.128.0/22 CLARO S.A. Customer
NSns1.axtelecom.com.br ⭐
NSns2.axtelecom.com.br
MXmailserver.4tracking.com.br ⭐
TXTv=spf1 mx ip4:201.77.128.0/26 -all
SOAns1.axtelecom.com.brcorporativo@axtelecom.com.br 2025-07-10 #6

MX for

4tracking.com.br

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DNS History

1 record (1 active, 0 former)

20162017201820192020202120222023202420252026A201.77.128.3
●A201.77.128.32015-07-15 → 2026-06-30 · 2 obs
● 2015-07-15 02:32:14
● 2026-06-30 00:09:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
bre.dns.br, d.dns.br, c.dns.br, a.dns.br...-
4tracking.com.brns1.axtelecom.com.br, ns2.axtelecom.com.br4 records

✅ Authoritative Response

Server:201.77.128.4

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 4tracking.com.br (unsigned zone)

⏱️ Timing

Total: 642ms | Queries: -

📄 Records

TypeCountSample Data
A1201.77.128.3

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.axtelecom.com.br, ns2.axtelecom.com.br, ns1.axtelecom.com.br...)

Analysis

Mail Server Role

Mail for 4tracking.com.br is routed through the mail server mailserver.4tracking.com.br.

IP Addresses

mailserver.4tracking.com.br has exactly one IP address — 201.77.128.3.