mx.tass.net.br - robtex.com
mx.tass.net.br
| DNSSEC | ⚠️ Not signed | ||||||
| A | 131.161.28.138🇧🇷 AS-TASS131.161.28.0/24 TASS NETWORKS | ||||||
| PTR | mail.tassnetworks.com.br | ||||||
tass.net.br
| DNSSEC | ⚠️ Not signed | ||||||
| A | 131.161.28.149🇧🇷 AS-TASS131.161.28.0/24 TASS NETWORKS | ||||||
| NS | ns1.tasstelecom.com.br ⭐ | ||||||
| NS | ns2.tasstelecom.com.br | ||||||
| MX | mail.tass.net.br ⭐ | ||||||
| TXT | v=spf1 mx ~all | ||||||
| SOA | ns1.tasstelecom.com.brsv@tasstelecom.com.br 2026-01-05 #1 | ||||||
Previously MX for
Same first word
Similar names
DNS History
3 records (1 active, 2 former)
●A131.161.28.1382026-02-18 → 2026-05-09 · 3 obs
○ 2021-06-11 20:32:38
● 2026-02-18 21:45:44
● 2026-05-09 19:41:10
● 2026-02-18 21:45:44
● 2026-05-09 19:41:10
○A131.161.28.1432016-02-03 → 2016-02-03 · 3 obs
● 2016-02-03 01:49:54
○ 2021-06-11 20:32:38
○ 2026-05-09 19:41:10
○ 2021-06-11 20:32:38
○ 2026-05-09 19:41:10
○A131.161.30.412021-06-11 → 2021-06-11 · 4 obs
○ 2016-02-03 01:49:54
● 2021-06-11 20:32:38
○ 2026-02-18 21:45:44
○ 2026-05-09 19:41:10
● 2021-06-11 20:32:38
○ 2026-02-18 21:45:44
○ 2026-05-09 19:41:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | b.dns.br, d.dns.br, f.dns.br, e.dns.br... | - |
| tass.net.br | ns1.tasstelecom.com.br, ns2.tasstelecom.com.br | - |
✅ Authoritative Response
Server:131.161.28.139
NS records: ns1.tasstelecom.com.br, ns2.tasstelecom.com.br
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tass.net.br (unsigned zone)
⏱️ Timing
Total: 926ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 131.161.28.138 |
Analysis
IP Addresses
mx.tass.net.br resolves to one IP number: 131.161.28.138.
other host names including mx.tass.com.br, mail.tass.net.br, tassnetworks.com.br, mail.tassnetworks.com.br and smtp.tass.net.br share IP numbers with mx.tass.net.br.