indexo.dev

puruifenxi.com

.com crawl

First seen 2026-04-13 · Last seen 2026-05-07 · ok HTTP/1.1 200 1820 ms crawled 2026-05-07

CN · 182.92.162.47 · AS37963 Hangzhou Alibaba Advertising Co.,Ltd.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
气相色谱仪 | 气相色谱仪生产厂家_北京普瑞分析仪器有限公司
Description
北京普瑞分析仪器有限公司(www.puruifenxi.com)作为气相色谱仪厂家,从事气相色谱仪(Gas Chromatograph)，VOCs在线监测系统，煤矿束管监测系统，天然气在线监测，微量硫分析仪等各种分析检测技术研究与应用开发.-北京普瑞分析仪器有限公司(www.puruifenxi.com)

Technology

Server
nginx

Contact

Phone

Registration

Registrar
Alibaba Cloud Computing Ltd. d/b/a HiChina (www.net.cn)
Created
2023-03-28
Expires
2028-03-28 678 days left
Updated
2026-03-24
Name servers
  • dns10.hichina.com
  • dns9.hichina.com

DNS records live

NS
  • dns10.hichina.com
  • dns9.hichina.com

Email authentication no MX

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

Certificate (current)

Encryption Everywhere DV TLS CA - G2
from 2026-03-23 to 2026-06-21
Expires in 32 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://puruifenxi.com/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (9)

Linked from (2)