Website page size checker

Verify the time to first byte of any website.

Get all the HTTP headers that an URL returns for a typical GET request.

Check whether a website is using the Brotli Compression algorithm or not.

Detects outdated HTML tags that should be replaced with modern alternatives.

Check if images on a webpage have the lazy loading attribute enabled for performance optimization.

Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.

Get all possible details about a domain name.