Update README.md

Author: Julien CCT

README.md

@@ -264,12 +264,13 @@ This project was developed with the assistance of **[Claude Sonnet 4.6](https://
 
 ---
 
-## See also 
+## See also
 
 | Project | GitHub | Docker Hub | Description |
 |---|---|---|---|
 | `http2dns` | [letstool/http2dns](https://github.com/letstool/http2dns) | [letstool/http2dns](https://hub.docker.com/r/letstool/http2dns) | Fast & lightweight HTTP gateway that serves DNS queries as a JSON REST API |
 | `http2whois` | [letstool/http2whois](https://github.com/letstool/http2whois) | [letstool/http2whois](https://hub.docker.com/r/letstool/http2whois) | Fast & lightweight HTTP gateway that serves WHOIS queries as a JSON REST API |
+| `http2rdap` | [letstool/http2rdap](https://github.com/letstool/http2rdap) | [letstool/http2rdap](https://hub.docker.com/r/letstool/http2rdap) | Fast & lightweight HTTP gateway that serves RDAP queries as a JSON REST API |
 | `http2geoip` | [letstool/http2geoip](https://github.com/letstool/http2geoip) | [letstool/http2geoip](https://hub.docker.com/r/letstool/http2geoip) | Fast & lightweight HTTP gateway that serves IP geolocation database as a JSON REST API |
 | `http2cert` | [letstool/http2cert](https://github.com/letstool/http2cert) | [letstool/http2cert](https://hub.docker.com/r/letstool/http2cert) | Fast & lightweight HTTP gateway that serves X.509 certificate inspection as a JSON REST API |
 | `http2tor` | [letstool/http2tor](https://github.com/letstool/http2tor) | [letstool/http2tor](https://hub.docker.com/r/letstool/http2tor) | Fast & lightweight HTTP gateway that serves Tor IP database as a JSON REST API |