Fast reconnaissance
Enter a domain or identifier and get its related assets back in real time. Good for security assessments, competitor research or due diligence.
Map the digital footprint of any domain.
SpyOnWeb cross-references domains, Analytics snippets, AdSense publishers, nameservers and IP addresses to surface relationships you would otherwise miss, in seconds.
291,304
Domains
194,820
Analytics
50,328
AdSense
66,039
Nameservers
249,287
IPs
25
Technologies
264,501
SSL Active
Context you can act on
See shared Analytics, AdSense, nameservers and historic IPs in one view, so you can spot reused infrastructure and see which domains are connected.
Monitor & get alerts
Sign up free and watch up to 3 domains or codes. We email you when the SSL, title or an identifier changes. Nothing to install, no card required.
Try a lookup
Click any domain to see its relationships, IPs, technologies and certificates.
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Watch up to 3 domains or codes and get email alerts the moment something changes. Nothing to install, no card required.
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