mx.47b.net - robtex.com
mx.47b.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 148.163.81.249🇺🇸 NET-IOFLOOD148.163.0.0/17 Input Output Flood LLC | ||||||
| PTR | mx.47b.net | ||||||
47b.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::6815:524a🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::ac43:9a83🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.82.74Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.154.131🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | gina.ns.cloudflare.com ⭐ | ||||||
| NS | rob.ns.cloudflare.com | ||||||
| MX | mx.47b.net ⭐ | ||||||
| TXT | v=spf1 ip4:148.163.81.249 -all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.82.74, 172.67.154.131 | ||||||
| IPv6 hints | 2606:4700:3033::6815:524a, 2606:4700:3033::ac43:9a83 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=66, name=cloudflare-ech.com | ||||||
| SOA | gina.ns.cloudflare.comdns@cloudflare.com serial=2408550229 | ||||||
PTR for
MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A148.163.81.2492026-07-15 → 2026-08-17 · 2 obs
● 2026-07-15 15:46:44
● 2026-08-17 14:39:42
● 2026-08-17 14:39:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | j.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| 47b.net | gina.ns.cloudflare.com, rob.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.192.117
NS records: gina.ns.cloudflare.com, rob.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 47b.net (unsigned zone)
⏱️ Timing
Total: 300ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 148.163.81.249 |
Analysis
Mail Server Role
Mail for 47b.net is routed through the mail server mx.47b.net.
IP Addresses
mx.47b.net has exactly one IP address — 148.163.81.249.