Last Updated on October 2, 2025 by Mathew Diekhake
Description
Seclookup.com is a malicious domain scanner that scans URLs to determine whether or not they are malicious. In 2025, users needed to create an account on seclookup.com before they could use the malicious domain scanner tool.
Alternatives
Similar sites to seclookup.com include gridinsoft.ua, criminalip.io, uzmanim.net, slashnext.com, rapidapi.com, umatechnology.org.
Site Navigation/Overview
When I analyzed seclookup.com, it had a Try Seclookup Now button above the fold. When users clicked this button, it loaded account.seclookup.com and then another URL (dev-mh0-embb.us.auth0.com) for the login screen. This login screen was created by auth0.com, which is a dedicated website for secure logins that any website can sign up to and use.
Site Popularity/Traffic Data
As of June 2025, seclookup.com has 26,745 monthly views, according to Similar Web. The Wayback Machine estimates that seclookup.com was founded on July 15, 2022. The Internet Archive has saved seclookup.com 86 times between July 15, 2022 and July 13, 2025.
Site Speed/Hosting
Web host: Zoho
IPs: 136.143.186.12
Safety, Security, and Trust Report
Seclookup.com is a relatively safe website (graded 6.7/10). Our Sucuri scan showed an Unable to connect status, which it considered to be a medium security risk. However, no other vendors considered it a risk. That said, VirusTotal showed a very negative community score from users who tried using its platform. Full results:
I checked seclookup.com on Sucuri, and it returned as a medium security risk.
Our Sucuri scan returned an Unable to connect status on http://seclookup.com/.
Sucuri said:
Could not resolve host
Please check if your website is up.
Redirects to http://https//www.seclookup.com
Vulnerabilities:
- Missing Content-Security-Policy directive:
https://www.seclookup.com/404javascript.js
https://www.seclookup.com/404testpage4525d2fdc
I then ran a parasite scan with Unmask Parasites on seclookup.com, and it is clean.
I also checked seclookup.com on VirusTotal, and it is clean; however, it has a substantially negative community score (-56).
Further, seclookup.com passed all blocklist engines on URLVoid.
In conclusion, with a Safety Index of 6.7, we graded seclookup.com as relatively safe. OVERALL GRADE: Relatively Safe.
Site Links and Social Proof
Website: seclookup.com
Mobile-Friendliness
Mobile-optimized
Location and Contact Information
Resident country: United States of America
Email: