What powers k-erc.eu?
Last seen Oct 2026 · 30 technologies across 14 categories
Caching
Varnish
since Jun 2021
CMS
Databases
MySQL
since Jun 2021
Font scripts
Font Awesome
since Oct 2026
Google Font API
since Jun 2021
Hosting
One.com
since Aug 2022
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Priority Hints
since Mar 2024
Programming languages
PHP
since Jun 2021
Video players
Web servers
Apache HTTP Server
since Jun 2021
Nginx
since Oct 2026
Webmail
Microsoft 365
since Jul 2026
WordPress plugins
Asgaros Forum
since Mar 2024
Popup Maker
since Jun 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Nov 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
- Sep 2026 * removed from robots.txt
- Sep 2026 robots.txt removed
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 89% desktop
- 11% phone
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.02 / 10 · ranked #551,845 of all domains
46 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.6 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Korean
- Weight: 6.3 MB · 84 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on ONE-NETWORK (85.190.99.150, IPv6)
- DNS: one.com
- Email: no MX record returned, SPF names Microsoft 365
- Email security: SPF (soft fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, RSA 4096, expires Dec 2026
- Common Crawl link graph: rank 643,991
- Verified with: Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Font Awesome Oct 2026
- detected Gnuboard Oct 2026
- detected HTTP/3 Oct 2026
- detected Nginx Oct 2026
- detected Swiper Oct 2026
- detected Microsoft 365 Jul 2026
- detected Popup Maker Apr 2026
- dropped Popup Maker Mar 2026
- detected Popup Maker Jan 2026