What powers 1and1.fr?
Last seen Jan 2019 · 18 technologies across 13 categories
Advertising Networks
Google AdSense
since Jun 2018
Analytics
CMS
TYPO3 CMS
since Nov 2018
Font Scripts
Google Font API
since Nov 2018
JavaScript Libraries
Miscellaneous
Prism
since Nov 2018
Operating Systems
Debian
since Aug 2018
Windows Server
since Jan 2019
Programming Languages
PHP
since Nov 2018
Tag Managers
Google Tag Manager
since Jun 2018
Web Frameworks
Web Mail
Outlook Web App
since Jan 2019
Web Servers
Apache HTTP Server
since May 2017
Widgets
Facebook
since Jun 2018
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
7.73 / 10 · ranked #12,305 of all domains
549 referring domains · OpenPageRank
Infrastructure
- Registered Jan 2004 (22 years) via IONOS SE, renews Apr 2027
- Hosted on IONOS (217.160.86.49)
- DNS: IONOS
- Email: 1and1.com
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Sectigo, RSA 4096, expires Mar 2027
- Common Crawl link graph: rank 489,363, 34 hosts
- Verified with: Google
DNS records as swept Aug 2026, certificate as seen Sep 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.1and1.fr | 9 |
| assistance.1and1.fr | 7 |
| m.assistance.1and1.fr | 7 |
| 1.exchange.1and1.fr | 4 |
| email.1and1.fr | 3 |
| mailxchange.1and1.fr | 3 |
| webmail.1and1.fr | 3 |
| webmailcluster.1and1.fr | 3 |
| account.1and1.fr | 1 |
| contact.1and1.fr | 1 |
| motdepasse.1and1.fr | 1 |