51cesu.com

51cesu.com is a live English-language website hosted on CHINANET Guangdong province network (AS134763) in China, served by Nginx. cl0q first saw it on 2026-07-22 and last crawled it on 2026-11-06. It resolves to 211.99.99.78. We've seen one of its subdomains, listed below. Its favicon is fingerprinted by SHA-256, so you can find every other site that serves the same icon.

How the site describes itself:

51CESU-网站测速-在线Ping-DNS查询-ICP备案查询-IPv6检测

51CESU是专业的一站式网络检测服务平台，免费为全网用户提供精准的网站测速、网速测试、测网速服务，一键即可获取网络上传下载速率、延迟、抖动等核心数据，清晰掌握网络运行状态。同时提供在线Ping、DNS查询、IPv6检测、ICP备案查询实用工具，覆盖网络连通性排查、域名解析校验、网络协议适配、网站合规查询等多维度需求。