indexo.dev

tsinghesteel.com

.com crawl

First seen 2026-04-21 · Last seen 2026-05-17 · ok HTTP/1.1 200 5613 ms crawled 2026-05-14

CN · 106.14.95.20 · AS37963 Hangzhou Alibaba Advertising Co.,Ltd.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
无锡市青和不锈钢有限公司
Description
我们为客户提供奥氏体、铁素体、奥氏体-铁素体（双相钢）等系列不锈钢材料或加工半成品，按用户需求提供定制化服务和解决方案，从原材料到半成品的质量监督、生产并交付到客户。

Technology

Server
Microsoft-IIS
CMS
Gatsby

Contact

Email
Phone

Registration

Registrar
Alibaba Cloud Computing (Beijing) Co., Ltd.
Created
2018-01-19
Expires
2028-01-19 609 days left
Updated
2019-08-06
Name servers
  • dns29.hichina.com
  • dns30.hichina.com

DNS records live

NS
  • dns29.hichina.com
  • dns30.hichina.com
MX
  • 10 mxbiz1.qq.com
  • 10 mxbiz2.qq.com

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-22 to 2026-07-21
Expires in 62 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://www.tsinghesteel.com/

findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (2)

Linked from (1)