mail.codethem.com - dns.ninja
mail.codethem.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.227.122.90🇵🇱 UNIXSTORM-AS91.227.122.0/23 Unix Storm Michal Gottlieb | ||||||
| PTR | k12.unixstorm.org | ||||||
codethem.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 104.21.80.248Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.187.206🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | mona.ns.cloudflare.com ⭐ | ||||||
| NS | woz.ns.cloudflare.com | ||||||
| MX | mail.codethem.com ⭐ | ||||||
| TXT | google-site-verification=XF0mkyAlYrWLT_iEjv8_AvfHTfKXiL9urXRrcLyHjU4 | ||||||
| TXT | v=spf1 a mx ip4:91.227.122.245 ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.80.248, 172.67.187.206 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=135, name=cloudflare-ech.com | ||||||
| SOA | mona.ns.cloudflare.comdns@cloudflare.com serial=2408856070 | ||||||
MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A91.227.122.902017-02-09 → 2026-07-31 · 2 obs
● 2017-02-09 03:39:26
● 2026-07-31 07:21:56
● 2026-07-31 07:21:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net... | - |
| codethem.com | woz.ns.cloudflare.com, mona.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.193.150
NS records: woz.ns.cloudflare.com, mona.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for codethem.com (unsigned zone)
⏱️ Timing
Total: 168ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.227.122.90 |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (woz.ns.cloudflare.com, woz.ns.cloudflare.com, woz.ns.cloudflare.com...)
Analysis
Mail Server Role
mail.codethem.com serves as a mail server for codethem.com.
IP Addresses
mail.codethem.com points to a single IP number: 91.227.122.90.
Additional host names — niebylec.pl, www.beauty-school.pl, mail.urolog.gliwice.pl and two others — share IP numbers with mail.codethem.com.