What powers 4900.co.jp?
Last seen Jun 2026 · 16 technologies across 10 categories
Advertising
Analytics
CDN
Font scripts
JavaScript libraries
Miscellaneous
Tag managers
Video players
Web servers
Webmail
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| sfc vs chkdsk | #78 | 1 |
| microsoftime | #28 | 1 |
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| slimware utilities holdings inc | #34 | 0 |
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| slimware driver update | #45 | 0 |
| slimcleaner plus | #48 | 0 |
| numlock on dell laptop | #63 | 0 |
| numlock key on dell laptop | #74 | 0 |
| kb5043064 download | #34 | 0 |
| mindspark interactive network | #55 | 0 |
| how to handoff facetime from iphone to mac | #68 | 0 |
| driver update slimware | #70 | 0 |
| dynabook computer | #81 | 0 |
| firewire windows 11 | #92 | 0 |
| 0xc000025 | #33 | 0 |
| 0xc0000225 windows 11 | #32 | 0 |
| 0x800ccc0f | #70 | 0 |
| 32bit 64bit | #94 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 64% phone
- 34% desktop
- 1% tablet
Japan
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.51 / 10 · ranked #157,723 of all domains
96 referring domains · OpenPageRank
Search traffic
2 est. monthly organic visits (US)
20 keywords in Google's top 30
Core Web Vitals
| LCP | 1.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 1.6 MB · 85 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
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