Available Reports
Security Profile
- Live site
- Secure connection (HTTPS)
- Certificate valid
- Outdated Techology stack
Contact Info
Email: webmaster@captcha.org
Subdomains
No subdomains
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captcha.org
website information and technology stack| Web technologies detected on this domain | 15 technologies |
| Web technologies detected across all captcha.org subdomains | 15 technologies |
| Website rank | 4,698 |
| Website Location |  DE |
| Language | English |
| Last technology update | May 9, 2022 |
| IP Address | 188.40.246.97 |
| Reverse IP Lookup | 27 websites share 188.40.246.97 IP address. |
| Autonomous System Number (ASN) | AS24940 (HETZNER-AS) |
| Total linking domains | 3,251 domains |
| Total linking IP | 1,107 IPs |
| Certificate Issuer | Let's Encrypt |
| Certificate Expiration Date | Sep 23, 2022 (Valid ) |
Technology Stack
List of 10 detected technologies used on the website (out of 15 total).| Technology | Technology Type | Version | First detected | |
|---|---|---|---|---|
 Apache | Web Servers | 2.4.38 | Jan 9, 2022 | |
 Bootstrap | JavaScript Libraries | 3.3.5 | Jan 9, 2022 | |
| | Content Delivery Networks | Jan 9, 2022 | ||
 Debian | Operating Systems | Jan 9, 2022 | ||
 Description Meta | Document Standards | Jan 9, 2022 | ||
 Google Analytics | Application Performance | Feb 9, 2022 | ||
 Hetzner Hosting | Web Hosting | Jan 9, 2022 | ||
| ISO-8859-1 | Document Encoding | Jan 9, 2022 | ||
| JavaScript | Document Standards | Jan 9, 2022 | ||
 Lets Encrypt | Certificate Authority | Jan 9, 2022 |
Change History
List of 6 detected changes in the website technology stack within the last 3 months (out of 0 total).| Technology | Technology Type | Version | Change | Date |
|---|
Uncommon response headers
List of uncommon response headers that were used by the website.| Header | Value |
|---|---|
| Permissions-Policy | interest-cohort=() |
| Server | Apache/2.4.38 (Debian) OpenSSL/1.1.1n mod_fastcgi/mod_fastcgi-SNAP-0910052141 mod_fcgid/2.3.9 |