JSON validator & beautifier

This is a free tool offered to you by SQR. Validate JSON content and make it look good.

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

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User agent parser

Parse details from user agent strings.

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Safe URL checker

Check if the URL is banned and marked as safe/unsafe by Google.

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Whois Lookup

Get all possible details about a domain name.

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SSL Lookup

Get all possible details about an SSL certificate.

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YouTube thumbnail downloader

Easily download any YouTube video thumbnail in all the available sizes.

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