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NetSight - free network tool for developers and sysadmins

DEV Community·Henning·7 months ago
#wXomhcnk
#webdev#networking#sysadmin#netsight#report
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There are many IP lookup sites, but few offer exactly the features I’m looking for. They only show the location (usually very inaccurately) and nothing else.

I built NetSight to be the opposite. One toolbox, twelve tools, no accounts, no ads, no tracking of what you look up. Runs on a single Cloudflare Worker.

Try it: netsight.mutebefehl.de

What it does

Type any IP, hostname or URL into the search bar. The result aggregates eight intel sources in parallel:

Geolocation (city, country, ASN, ISP)

Reverse DNS and FCrDNS

AbuseIPDB confidence and report count

Scamalytics fraud score

VirusTotal scanner verdicts

URLhaus malware listings

about 30 DNSBLs

Shodan (open ports, known CVEs)

Each result paints into its own card the moment it arrives, so the page is interactive in under a second even when one upstream is slow.

What makes it different

1. Anycast-aware. Most IP tools tell you Quad9 (9.9.9.9) is in California. It is not.…

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