When you land on a site that shows a 404 error and has no information about who runs it, the safest move is to leave. Legitimate businesses, even test sites, typically have some form of contact or branding. tst.kaptcha.com offers none of that. The domain ownership is invisible, and the site actively blocks search engines from cataloging it. While there are no technical threats like malware, the lack of transparency makes it impossible to trust. If you were expecting a CAPTCHA service or any other tool, this is not a functioning version. Avoid providing any personal information or clicking any links on this page.
This site failed important safety checks — please read this before going any further.
Be careful — Suspicious
No — tst.kaptcha.com doesn't look safe
20/ 100 trust score
In plain English
This site is not operational and raises serious concerns. It returns a 404 error, has no contact information, and the domain ownership is completely hidden. There is no evidence this is a legitimate business — you should avoid it.
What you should do now
Don't panic. These steps limit the damage, and the sooner you take them the better.
1
Don't enter any details
No passwords, card numbers or personal information — even if the site looks professional.
2
Close the tab
Especially if you got here from an email, text message or social media ad.
3
Already paid? Call your bank
Contact your bank or card provider right away. They can often stop or reverse a recent payment.
4
Warn others
Report the site and share this check with anyone who sent you the link.
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Cross-referenced 24 live signals from Google Safe Browsing, VirusTotal, WHOIS and more on Jul 16, 2026.
How we score →
Where the score comes from
We look at six areas. Here's how tst.kaptcha.com did in each.
80
Security
The SSL certificate is valid and the connection uses modern encryption, but the site itself returns a 404 error, so security infrastructure is the only thing working here.
10
Identity
The domain does not appear in WHOIS records at all, which is highly unusual for any registered domain. Ownership is completely invisible and cannot be verified.
40
Reputation
No blacklists or threat warnings exist, but the site has no history in the Wayback Machine, no external reviews, and no recognizable track record.
5
Transparency
There is no contact information, about page, social media presence, or any branding. The site offers zero clues about who operates it.
20
Compliance
No privacy policy or terms of service exist, but since the site is non-functional this is less critical than the complete lack of identity.
30
Infrastructure
The site blocks all search engine crawlers, has no email servers, and serves only a 404 page. The minimal setup is not what a legitimate business would use.
What we checked
The 24 signals behind this report.
Security & Transport
Certificate Issuer
Sectigo Limited
Google Web Risk
Clean
SSL Certificate
Valid
Security Headers
1 of 6
TLS Version
TLS 1.3
Identity & WHOIS
About Page
Not found
Branding
Missing
Business Disclosure
Not found
Contact Info
Not found
Legal Pages
Missing
Infrastructure & DNS
DNS Blacklists
Clean
DNS Resolution
2 IP(s)
DNSSEC
Not enabled
Email (MX Records)
None
Hosting Network (ASN)
AS16509 AMAZON-02
Page Load Time
542ms
Reputation & Reach
Sitemap
Not found
Social Media Presence
None found
Structured Data
None found
Tranco Rank
Not ranked
Trustpilot
No Trustpilot profile
Web Archive History
No archive found
Website Status
HTTP 404
robots.txt
Blocks all crawlers
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