frequencycheck.com
FrequencyCheck - Mobile Network Compatibility Search for Unlocked Phones and Devices
Wireless frequency band information for networks, devices, and countries - Stay connected anywhere in the world
Last scanned 12 h ago
Built with
- Backend
- Ruby · Ruby on Rails
Also detected
- Libraries
- Font Awesome · Google Font API
- Infrastructure
- Cloudflare
- Third-party services
- AddThis · BDOW · Cloudflare Browser Insights · Google AdSense · Mailchimp · Mailgun · Sumo
Overview
- Status
- alive
- Registered
- not looked up yet
- First seen here
- 28 Sept 2026
- Hosting
- Cloudflare, Inc. · AS13335 · location hidden behind a CDN
- DNS
- Cloudflare
- Mailgun · DMARC none
- IPv6
- yes
- Server header
cloudflare- Response time
- 53 ms to first byte, measured from our crawler
- TLS certificate
- Google Trust Services · TLSv1.3 · expires 19 Dec 2026
- Language
- en
- Mobile-ready
- yes (viewport meta tag)
- Popularity
- ranked #180,690 of the top million (Tranco, a 30-day average of several ranking lists)
- Linked to from
- 4 other sites seen so far
Crawlers
What this site's robots.txt asks of automated readers. See the whole picture.
- robots.txt
- published
- AI crawlers
- none disallowed
- llms.txt
- none
Loads scripts from
Third-party domains this page pulls JavaScript or iframes from.
Generated automatically from passive, publicly observable data. Think something here is wrong or want this profile removed? See /bot. Machine-readable: JSON.