Research Tools

Use our tools to find out what infrastructure and technologies any site is using, which sites are the most popular, and how to stay safe on the internet.

Internet Research Tools

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Site Report

Using results from our internet data mining, find out the technologies and infrastructure of any site.

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Search DNS

Explore hostnames visited by users of the Netcraft extensions. Search by domain or keyword.

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Most Popular Sites

Find out which sites are most visited globally or for any country, as determined by users of the Netcraft Extensions.

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Cybercrime Trends

Use real-time data to discover where you are most likely to find cybercriminal activity.


Sendgrid phishing mail screenshot


Phishception – SendGrid is abused to host phishing attacks impersonating itself

Netcraft has recently observed that criminals abused SendGrid’s services to launch a phishing campaign impersonating SendGrid itself. The well-known provider, … Read More

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