mx1.duabus.com - dns.ninja
mx1.duabus.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.169.221.250🇩🇪 STRATO81.169.128.0/17 AG | ||||||
| PTR | h2953523.stratoserver.net | ||||||
duabus.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.169.221.250🇩🇪 STRATO81.169.128.0/17 AG | ||||||
| NS | ns1.webgo.de ⭐ | ||||||
| NS | ns2.webgo.de | ||||||
| NS | ns3.webgo.de | ||||||
| NS | ns4.webgo.de | ||||||
| MX | mx1.duabus.com ⭐ | ||||||
| MX | duabus.com(20) | ||||||
| TXT | v=spf1 a mx ip4:81.169.221.250 ip4:37.17.224.0/21 ip4:185.30.32.0/22 ip4:88.8... | ||||||
| SOA | ns1.webgo.dehostmaster@webgo.de 2025-05-22 #2 | ||||||
MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A81.169.221.2502026-04-07 → 2026-07-27 · 2 obs
● 2026-04-07 00:41:06
● 2026-07-27 22:15:12
● 2026-07-27 22:15:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net... | - |
| duabus.com | ns1.webgo.de, ns2.webgo.de, ns3.webgo.de, ns4.webgo.de | - |
✅ Authoritative Response
Server:89.44.8.112
NS records: ns1.webgo.de, ns2.webgo.de, ns3.webgo.de, ns4.webgo.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for duabus.com (unsigned zone)
⏱️ Timing
Total: 630ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.169.221.250 |
Analysis
Mail Server Role
mx1.duabus.com serves as a mail server for duabus.com.
As mail servers, duabus.com and mx1.duabus.com are regularly found together.
IP Addresses
mx1.duabus.com points to a single IP number: 81.169.221.250.
Among others, duabus.com, edle-raeume.de, h2953523.stratoserver.net and edle-raeume.at resolve to the same IP numbers as mx1.duabus.com.