diff --git a/README.md b/README.md
index ced25659..4bb20304 100644
--- a/README.md
+++ b/README.md
@@ -1464,6 +1464,7 @@ API | Description | Auth | HTTPS | CORS |
 | [Pulsedive](https://pulsedive.com/api/) | Scan, search and collect threat intelligence data in real-time | `apiKey` | Yes | Unknown |
 | [SecurityTrails](https://securitytrails.com/corp/apidocs) | Domain and IP related information such as current and historical WHOIS and DNS records | `apiKey` | Yes | Unknown |
 | [Shodan](https://developer.shodan.io/) | Search engine for Internet connected devices | `apiKey` | Yes | Unknown |
+| [SSL-Checker](https://ssl-checker.io/) | Python script that collects SSL/TLS information from hosts with JSON/CSV export | No | Yes | Unknown |
 | [Spyse](https://spyse-dev.readme.io/reference/quick-start) | Access data on all Internet assets and build powerful attack surface management applications | `apiKey` | Yes | Unknown |
 | [Threat Jammer](https://threatjammer.com/docs/index) | Risk scoring service from curated threat intelligence data | `apiKey` | Yes | Unknown |
 | [UK Police](https://data.police.uk/docs/) | UK Police data | No | Yes | Unknown |