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| Introduced | 2014 |
|---|---|
| Registry | RyCE GmbH |
| Sponsor | dotKoeln GmbH |
| Intended use |  Cologne residents, institutions, and businesses |
| Documents | Registration policies |
| Dispute policies | UDRP |
| DNSSEC | Yes |
| Registry website | nic |
.koeln and .cologne are geographic top-level domains for Cologne, Germany in the Domain Name System of the Internet.[1] They were officially launched in 2014.[2]