What powers letter110.net?
Last seen Aug 2026 · 10 technologies across 9 categories
Advertising
Google AdSense
since Jun 2018
Analytics
Google Analytics
since Jun 2018
Microsoft Clarity
since Apr 2026
Cookie compliance
Funding Choices
since Feb 2024
Font scripts
Google Font API
since Nov 2025
Hosting
Xserver
since Aug 2022
Miscellaneous
Open Graph
since Apr 2026
Security
reCAPTCHA
since Apr 2022
Tag managers
Google Tag Manager
since Jun 2018
Web servers
Nginx
since Apr 2018
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 71% phone
- 28% desktop
- 1% tablet
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.44 / 10 · ranked #7,060,089 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 5.6 MB · 94 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Font API Jul 2026
- dropped Facebook Login May 2026
- dropped Google Font API May 2026
- dropped jQuery May 2026
- dropped jQuery Migrate May 2026
- dropped RSS May 2026
- dropped Twitter May 2026
- dropped Twitter Ads May 2026
- detected Microsoft Clarity Apr 2026
- detected Open Graph Apr 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025
- detected Google Font API Nov 2025