Since September 3, 2009, three basic services, namely, registration, resolution and WHOIS for ".CN" and ". 中国", which are operated and administrated by CNNIC, have maintained 100% SLA.

Monthly Reports on SLA

Monthly SLA Report of CNNIC (Feb 2025) [ 2025/03/19]
Monthly SLA Report of CNNIC (Jan 2025) [ 2025/02/14]
Monthly SLA Report of CNNIC (Dec 2024) [ 2025/01/10]
Monthly SLA Report of CNNIC (Nov 2024) [ 2024/12/09]
Monthly SLA Report of CNNIC (Oct 2024) [ 2024/11/27]
Monthly SLA Report of CNNIC (Sep 2024) [ 2024/10/15]
Monthly SLA Report of CNNIC (Aug 2024) [ 2024/09/11]
Monthly SLA Report of CNNIC (Jul 2024) [ 2024/08/20]
Monthly SLA Report of CNNIC (Jun 2024) [ 2024/07/08]
Monthly SLA Report of CNNIC (May 2024) [ 2024/06/07]
Monthly SLA Report of CNNIC (Apr 2024) [ 2024/05/16]
Monthly SLA Report of CNNIC (Mar 2024) [ 2024/05/16]
Monthly SLA Report of CNNIC (Feb 2024) [ 2024/03/12]
Monthly SLA Report of CNNIC (Jan 2024) [ 2024/03/01]
Monthly SLA Report of CNNIC (Dec 2023) [ 2024/01/22]
Monthly SLA Report of CNNIC (Nov 2023) [ 2023/12/18]
Monthly SLA Report of CNNIC (Oct 2023) [ 2023/11/14]
Monthly SLA Report of CNNIC (Sep 2023) [ 2023/10/20]
Monthly SLA Report of CNNIC (Aug 2023) [ 2023/09/12]
Monthly SLA Report of CNNIC (Jul 2023) [ 2023/08/15]
Monthly SLA Report of CNNIC (Jun 2023) [ 2023/07/11]
Monthly SLA Report of CNNIC (May 2023) [ 2023/06/20]
Monthly SLA Report of CNNIC (Apr 2023) [ 2023/05/08]
Monthly SLA Report of CNNIC (Mar 2023) [ 2023/04/19]

Monthly Reports on SLA

.CN SLA Performance for Whois Service

.CN SLA Performance for DNS Service

.CN SLA Performance for SRS