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OnlineNIC API is a free management solution designed to fit the needs of your reseller business. With powerful API, you can instantly integrate OnlineNIC's products and services such as Domain Name and GeoTrust SSL into your existing services under your own brand.


OnlineNIC API V3.3


  • Support up to 54 new gTLDs

OnlineNIC API V3.2    


OnlineNIC API V3.1    



Installation files
API V3.4 file: API_EN_Version_3.4.pdf (click to download) 2017-04-25
SDK: sdk_php.zip (click to download) 2017-10-17
API SSL Guide V4.0 file: OnlineNIC_SSL_API_User_Guide_V4.0.5.pdf (click to download) 2018-07-16