What powers 1and1.co.uk?
Last seen Jan 2020 · 20 technologies across 13 categories
Advertising Networks
Google AdSense
since Jun 2018
Analytics
Adobe Analytics
since Jun 2018
Google Analytics
since Jun 2018
Matomo
since Aug 2019
Optimizely
since Jun 2018
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 Aug 2018
Programming Languages
PHP
since Nov 2018
Tag Managers
Adobe DTM
since Aug 2019
Google Tag Manager
since Jun 2018
Web Frameworks
Web Mail
Outlook Web App
since Aug 2018
Web Servers
Apache HTTP Server
since May 2017
IIS
since Aug 2018
Widgets
Facebook
since Jun 2018
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Open Page Rank
7.03 / 10 · ranked #36,780 of all domains
345 referring domains · OpenPageRank
Infrastructure
- Registered Nov 1999 (26 years) via Ionos SE, renews Nov 2026
- DNS: IONOS
- Email: 1and1.com
- Email security: no SPF record, no DMARC record
- SSL: Sectigo, RSA 4096, expires Sep 2026
- Common Crawl link graph: rank 464,625, 40 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.1and1.co.uk | 9 |
| help.1and1.co.uk | 7 |
| m.help.1and1.co.uk | 7 |
| 1.exchange.1and1.co.uk | 4 |
| email.1and1.co.uk | 3 |
| mailxchange.1and1.co.uk | 3 |
| webmail.1and1.co.uk | 3 |
| webmailcluster.1and1.co.uk | 3 |
| account.1and1.co.uk | 1 |
| cloudpanel.1and1.co.uk | 1 |
| contact.1and1.co.uk | 1 |
| password.1and1.co.uk | 1 |