mx1.w3tech.com.br - robtex.com
mx1.w3tech.com.br
| DNSSEC | ⚠️ Not signed | ||||||
w3tech.com.br
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.auto.dns.br ⭐ | ||||||
| NS | b.auto.dns.br | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | a.auto.dns.brhostmaster@registro.br 2026-09-20 #30 | ||||||
Previously MX for
Same first word
Similar names
DNS History
3 records (0 active, 3 former)
○A138.36.107.832016-11-01 → 2016-12-15 · 5 obs
○ 2016-09-23 19:22:08
● 2016-11-01 23:59:40
● 2016-12-15 22:59:30
○ 2017-01-23 07:41:10
○ 2026-04-02 00:54:02
● 2016-11-01 23:59:40
● 2016-12-15 22:59:30
○ 2017-01-23 07:41:10
○ 2026-04-02 00:54:02
○A177.39.190.1102016-03-17 → 2016-09-23 · 5 obs
○ 2015-04-25 09:51:36
● 2016-03-17 21:06:00
● 2016-09-23 19:22:08
○ 2016-11-01 23:59:40
○ 2026-04-02 00:54:02
● 2016-03-17 21:06:00
● 2016-09-23 19:22:08
○ 2016-11-01 23:59:40
○ 2026-04-02 00:54:02
○A189.45.32.1332015-04-25 → 2015-04-25 · 3 obs
● 2015-04-25 09:51:36
○ 2016-03-17 21:06:00
○ 2026-04-02 00:54:02
○ 2016-03-17 21:06:00
○ 2026-04-02 00:54:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | a.dns.br, b.dns.br, c.dns.br, d.dns.br... | - |
| w3tech.com.br | a.auto.dns.br, b.auto.dns.br | - |
✅ Authoritative Response
Server:200.160.2.88
NS records: a.auto.dns.br, b.auto.dns.br
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1112ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|