email-knowledge.com
email-knowledge.com is a live English-language website hosted on IONOS SE (AS8560) in Germany, served by Nginx. cl0q first saw it on 2026-10-13 and last crawled it on 2026-10-13. It resolves to 217.154.124.158 and has mail (MX) records set up.
How the site describes itself:
Email Knowledge — Technical Email Basics & Bounce Codes
A clear explanation of how email works (SMTP, DNS, SPF/DKIM/DMARC) and how to interpret bounce messages and status codes.
| Status | 200 OK — live & indexed by cl0q |
|---|---|
| First seen | 2026-10-13 |
| Last crawled | 2026-10-13 |
| IPv4 | 217.154.124.158 |
| Network | AS8560 IONOS SE · Germany |
| Mail (MX) | dragonmail.space |
| Language | en |
| Server | nginx/1.24.0 (Ubuntu) |