mx7.githubuser.com - dns.ninja
mx7.githubuser.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 173.239.8.164🇺🇸 WEBAIR173.239.8.0/24 | ||||||
| PTR | icsvm3.webair.com | ||||||
githubuser.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 74.206.228.78🇺🇸 WEBAIR74.206.224.0/19 Webair Internet Development Inc (customer route) | ||||||
| A | 173.239.5.6🇺🇸 WEBAIR173.239.5.0/24 | ||||||
| A | 173.239.8.164🇺🇸 WEBAIR173.239.8.0/24 | ||||||
| NS | githubuser.com ⭐ | ||||||
| NS | ns1.expiereddnsmanager.com | ||||||
| NS | ns2.expiereddnsmanager.com | ||||||
| MX | mx7.githubuser.com ⭐ | ||||||
| SOA | githubuser.comdns@githubuser.com serial=1 | ||||||
MX for
Same first word
Similar names
Previous names
Next names
DNS History
1 record (1 active, 0 former)
●A173.239.8.1642026-03-27 → 2026-08-21 · 2 obs
● 2026-03-27 21:04:28
● 2026-08-21 02:20:52
● 2026-08-21 02:20:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, m.gtld-servers.net, l.gtld-servers.net, i.gtld-servers.net... | - |
| githubuser.com | ns2.expiereddnsmanager.com, ns1.expiereddnsmanager.com | 2 records |
✅ Authoritative Response
Server:74.206.228.76
NS records: ns2.expiereddnsmanager.com, ns1.expiereddnsmanager.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for githubuser.com (unsigned zone)
⏱️ Timing
Total: 312ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 173.239.8.164 |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.expiereddnsmanager.com, ns1.expiereddnsmanager.com)
Analysis
Mail Server Role
githubuser.com uses mx7.githubuser.com as a mail server.
IP Addresses
mx7.githubuser.com resolves to one IP address: 173.239.8.164.
mx7.taxlienviewer.com, 63.91.127.mypromomail.com, www.apnetv.net and two other host names share IP numbers with mx7.githubuser.com.