b3extdns2.broadwing.com - robtex.com
b3extdns2.broadwing.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 216.140.57.77🇺🇸 AS3356216.140.0.0/14 | ||||||
| PTR | b3extdns2.broadwing.com | ||||||
broadwing.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 4.33.88.137🇺🇸 AS33564.0.0.0/9 | ||||||
| NS | ns2.level3.net ⭐ ⚠️ Not in parent delegation | ||||||
| NS | ns1.l3.net ⚠️ Not in zone NS records | ||||||
| NS | ns1.level3.net ⚠️ Not in parent delegation | ||||||
| NS | ns2.l3.net ⚠️ Not in zone NS records | ||||||
| MX | cluster5.us.messagelabs.com ⭐ | ||||||
| MX | cluster5a.us.messagelabs.com(20) | ||||||
| SOA | ns2.Level3.netdns@level3.net 2024-10-30 #1 | ||||||
WOT: SAFE (62/100)
PTR for
Previously NS for
DNS History
1 record (1 active, 0 former)
●A216.140.57.772015-05-31 → 2026-08-04 · 2 obs
● 2015-05-31 21:51:46
● 2026-08-04 13:25:38
● 2026-08-04 13:25:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, k.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net... | - |
| broadwing.com | ns1.l3.net, ns2.l3.net | - |
✅ Authoritative Response
Server:209.244.0.2
NS records: ns1.l3.net, ns2.l3.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for broadwing.com (unsigned zone)
⏱️ Timing
Total: 124ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.140.57.77 |
Analysis
IP Addresses
b3extdns2.broadwing.com directs to one IP number, which is 216.140.57.77.