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51cizhuanjiao.com

.com crawl

First seen 2026-04-20 · Last seen 2026-05-19 · ok HTTP/1.1 200 824 ms crawled 2026-05-14

US · 172.67.215.172 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
上海好卓建材有限公司
Description
上海好卓建材有限公司成立于2013年01月14日，注册地位于上海市奉贤区奉浦工业区奉浦大道111号4楼2895室，法定代表人为张红志。经营范围包括建筑装饰材料、防水材料、保温材料、橡塑制品、五金机电、水泥制品批发、零售，建筑装饰装修建设工程设计与施工，市政公用建设工程施工，石材加工（限分支机构经营），保洁服务，从事货物进出口及技术进出口业务。 【依法须经批准的项目，经相关部门批准后方可开展经营活动】
Language
en

Technology

CDN
Cloudflare
CMS
Gatsby

Registration

Registrar
July Name Limited
Created
2025-10-30
Expires
2026-10-30 161 days left
Updated
2026-03-08
Name servers
  • johnathan.ns.cloudflare.com
  • mina.ns.cloudflare.com

DNS records live

NS
  • johnathan.ns.cloudflare.com
  • mina.ns.cloudflare.com

Email authentication no MX

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

Certificate (current)

E7
from 2026-05-06 to 2026-08-04
Expires in 75 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://51cizhuanjiao.com/

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

Links to (50)

Linked from (50)