What powers kerstingier.com?
Last seen Sep 2026 · 24 technologies across 13 categories
Caching
Varnish
since Aug 2024
CMS
Databases
MySQL
since Aug 2021
Font scripts
Google Font API
since Aug 2021
Twitter Emoji (Twemoji)
since Aug 2021
JavaScript libraries
Miscellaneous
Page builders
Performance
Priority Hints
since Sep 2023
Programming languages
PHP
since May 2019
Security
HSTS
since Sep 2022
Really Simple SSL & Security
since Apr 2024
Web servers
Nginx
since Aug 2021
WordPress plugins
WordPress themes
OceanWP
since Dec 2021
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 100% phone
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.65 / 10 · ranked #2,239,239 of all domains
34 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German
- Weight: 2.2 MB · 66 requests
- WordPress theme: oceanwp (child: oceanwp-child) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Combell (185.175.196.40, IPv6)
- DNS: raidboxes.net
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 4096, expires Dec 2026
- Common Crawl link graph: rank 881,948, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| kerstingier.com | 21 |
| www.kerstingier.com | 16 |