auth-test.a3mobile.com - robtex.com
auth-test.a3mobile.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 148.251.217.252🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2 | ||||||
| PTR | auth-test.a3mobile.com | ||||||
a3mobile.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 136.243.84.100🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3 | ||||||
| NS | ns55.domaincontrol.com ⭐ | ||||||
| NS | ns56.domaincontrol.com | ||||||
| MX | a3mobile-com.mail.protection.outlook.com ⭐ | ||||||
| TXT | v=spf1 include:spf.protection.outlook.com a:mailer.a3mobile.com a:mta-int.a3m... | ||||||
| TXT | MS=ms54269888 | ||||||
| SOA | ns55.domaincontrol.comdns@jomax.net 2026-02-25 #1 | ||||||
🔒 HSTS Preload (+subdomains)
WOT: SAFE (70/100)
PTR for
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, j.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net... | - |
| a3mobile.com | ns55.domaincontrol.com, ns56.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.107.28
NS records: ns55.domaincontrol.com, ns56.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a3mobile.com (unsigned zone)
⏱️ Timing
Total: 139ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 148.251.217.252 |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns55.domaincontrol.com, ns55.domaincontrol.com, ns56.domaincontrol.com...)
Analysis
IP Addresses
auth-test.a3mobile.com resolves to one IP number: 148.251.217.252.
Other host names such as belgian-telecom.com and belgiantelecom.be share IP numbers with auth-test.a3mobile.com.