Add Domain Intelligence API to Security

Author: OsirisTechnicalInstitute

README.md

@@ -1521,6 +1521,7 @@ API | Description | Auth | HTTPS | CORS |
 | [CRXcavator](https://crxcavator.io/apidocs) | Chrome extension risk scoring | `apiKey` | Yes | Unknown |
 | [dead-drop](https://api.dead-drop.xyz/api/v1/docs) | Ephemeral zero-knowledge encrypted data sharing | No | Yes | Yes |
 | [Dehash.lt](https://github.com/Dehash-lt/api) | Hash decryption MD5, SHA1, SHA3, SHA256, SHA384, SHA512 | No | Yes | Unknown |
+| [Domain Intelligence](https://oti-labs.com/domain-intelligence-api) | DNS, WHOIS/RDAP, SSL, subdomain enumeration, and email security in one parallel call | `apiKey` | Yes | No |
 | [EmailRep](https://docs.emailrep.io/) | Email address threat and risk prediction | No | Yes | Unknown |
 | [Escape](https://github.com/polarspetroll/EscapeAPI) | An API for escaping different kind of queries | No | Yes | No |
 | [FilterLists](https://filterlists.com) | Lists of filters for adblockers and firewalls | No | Yes | Unknown |