Tongsou Console

Add a site
Domain
Includes all subdomains, over both http and https. Verify by adding a TXT record to your DNS.
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URL prefix
Only URLs that start with this address. Verify by uploading a file or adding a meta tag to your home page.
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Free to use, no sign-in needed
Log analysis
Upload your server logs to see how often each search engine's crawler visited, which URLs it fetched and which status codes it got, and spot fake crawlers by reverse DNS.
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Site data
Indexing
How many pages of this site Tongsou has indexed, and which ones
robots
The robots.txt Tongsou read, and which URLs it blocks
Sitemaps
The sitemaps Tongsou read, and how many URLs they list
Protocol
Whether http and https load, and where they redirect
Subdomains
Subdomains seen in Certificate Transparency logs
Official site verification
Whether this is the official site of a brand or organization