| Türkçe | tur-000 |
| IETF | |
| čeština | ces-000 | Internet Engineering Task Force |
| 普通话 | cmn-000 | 互联网工程工作小组 |
| dansk | dan-000 | The Internet Engineering Task Force |
| Deutsch | deu-000 | Internet Engineering Task Force |
| English | eng-000 | Internet Engineering Task Force |
| suomi | fin-000 | IETF |
| français | fra-000 | Internet Engineering Task Force |
| עברית | heb-000 | Internet Engineering Task Force |
| italiano | ita-000 | Internet Engineering Task Force |
| 日本語 | jpn-000 | Internet Engineering Task Force |
| 한국어 | kor-000 | 국제 인터넷 표준화 기구 |
| Nederlands | nld-000 | Internet Engineering Task Force |
| bokmål | nob-000 | Internet Engineering Task Force |
| polski | pol-000 | IETF |
| português | por-000 | IETF |
| română | ron-000 | IETF |
| русский | rus-000 | IETF |
| español | spa-000 | IETF |
| svenska | swe-000 | Internet Engineering Task Force |
| українська | ukr-000 | IETF |