Summary
- HTTP status
- 200
- IP address
- 211.99.99.78
- ASN
- —
- Hosting provider
- Shandong Stock Exchange
- Country
- CN
- Title
- 51CESU-网站测速-在线Ping-DNS查询-ICP备案查询-IPv6检测
- Description
- 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。
- Language
- en
- Server
- nginx
- Generator
- —
- Certificate
- ValidAsseco Data Systems S.A.
- Sitemap
- Missing
- Domain name
- 51cesu.com
SSL/TLS certificate
The SSL/TLS certificate encrypts exchanges between visitors and the website (HTTPS) and proves its identity. It is issued by a certificate authority after a more or less thorough check: of the domain name only (DV), of the organization that owns it (OV), or extended validation (EV).
- Certificate authority
- Asseco Data Systems S.A. (Certum DV TLS G2 R39 CA)
- Validation type
- Domain validation (DV)
- Status
- Valid
- Covered domains
- *.51cesu.com, 51cesu.com
- Valid from
- June 23, 2026
- Valid until
- January 8, 2027 (expires in 97 days)
- Protocol
- TLSv1.3
- Key
- RSA 2048 bits
Sitemap
A sitemap lists the pages of a website to help search engines discover them. It can have any name when it is declared in the robots.txt file.
The robots.txt file declares 33 sitemaps.
| File | Content | Last modified |
|---|---|---|
| https://www.51cesu.com/sitemap/sitemap.txt | Not a valid sitemap | — |
| https://www.51cesu.com/sitemap/sitemap_rank_1.txt | Not a valid sitemap | — |
| https://www.51cesu.com/sitemap/sitemap_rank_2.txt | Not a valid sitemap | — |
| https://www.51cesu.com/sitemap/sitemap_rank_3.txt | Not a valid sitemap | — |
| https://www.51cesu.com/sitemap/sitemap_rank_4.txt | Not a valid sitemap | — |
28 other declared sitemaps were not checked.
Redirects
- 301 https://51cesu.com/
- 200 https://www.51cesu.com/ — Final page
Outgoing links
The home page links to 28 other websites.