Summary
- HTTP status
- 200
- IP address
- 118.184.169.35
- ASN
- AS18257
- Hosting provider
- ChangZhou Bitcomm Software Technology Co., Limited
- Country
- CN
- Title
- 土木在线网_土木工程网站_土木工程师职业成长家园！
- Description
- 土木在线(co188.com)是专业的土木建筑综合服务平台。深度覆盖建筑、结构、给排水、暖通、电气五大核心专业，主营海量工程图纸与技术资料下载、实战型职业培训课程，并提供活跃的技术交流论坛。致力于为工程设计与施工人员打造一站式资源共享与学习提升阵地。
- Language
- —
- Server
- nginx
- Generator
- —
- Certificate
- ValidDigiCert Inc
- Sitemap
- Missing
- Domain name
- co188.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
- DigiCert Inc (RapidSSL TLS RSA CA G1)
- Validation type
- Domain validation (DV)
- Status
- Valid
- Covered domains
- *.co188.com, co188.com
- Valid from
- June 3, 2026
- Valid until
- December 19, 2026 (expires in 77 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 does not declare any sitemap: the usual locations were checked.
No sitemap found.
Redirects
- 301 https://co188.com/
- 200 https://www.co188.com/ — Final page
Outgoing links
The home page links to 2 other websites.