What powers passer-by.com?
Last seen Aug 2026 · 3 technologies across 3 categories
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
- 62% desktop
- 38% phone
Hong Kong SAR China
China
Malaysia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.15 / 10 · ranked #476,743 of all domains
33 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Chinese (China)
- CDN: Fastly
- Weight: 0.4 MB · 18 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Cloudflare (104.21.45.16, IPv6)
- DNS: Cloudflare DNS
- Email: Cloudflare Email Routing
- Email security: SPF (allows any sender), DMARC monitor only
- SSL: Let's Encrypt, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 2,036,698, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Google AdSense Jul 2026
- dropped reCAPTCHA Jul 2026