What powers sg-mark.org?
Last seen Aug 2026 · 12 technologies across 11 categories
Analytics
Google Analytics
since Apr 2019
CDN
jQuery CDN
since Feb 2022
CMS
Databases
MySQL
since Jan 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Programming languages
PHP
since Jan 2022
SEO
Tag managers
Google Tag Manager
since Apr 2021
Web servers
Nginx
since Jun 2020
Webmail
Microsoft 365
since Aug 2022
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 64% desktop
- 36% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.87 / 10 · ranked #259,666 of all domains
133 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 1.9 MB · 57 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Xserver (183.90.231.65)
- DNS: xbiz.ne.jp
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 47,903, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted