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ducdzzn.com

.com crawl

First seen 2026-04-20 · Last seen 2026-05-14 · ok HTTP/1.1 200 1742 ms crawled 2026-05-14

US · 104.21.9.41 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
北京凤系科技有限公司
Description
北京凤系科技有限公司成立于2024年12月19日，注册地位于北京市房山区洪寺街甲2号院7号楼A座1单元4层4146号，法定代表人为李思琪。经营范围包括一般项目：软件开发；技术服务、技术开发、技术咨询、技术交流、技术转让、技术推广；鞋帽批发；鞋帽零售；日用百货销售；日用品批发；日用品销售；数字技术服务；网络技术服务；服装服饰批发；服装服饰零售；母婴用品销售；针纺织品及原料销售；针纺织品销售；家具销售；家具零配件销售；数字广告制作；数字广告发布；数字广告设计、代理；广告制作；广告发布；广告设计、代理；照相机及器材销售。（除依法须经批准的项目外，凭营业执照依法自主开展经营活动）（不得从事国家和本市产业政策禁止和限制类项目的经营活动。）
Language
en

Technology

CDN
Cloudflare
CMS
Gatsby

Third-party hosts loaded (1)

  • cdn.staticfile.org×1

Registration

Registrar
July Name Limited
Created
2026-02-13
Expires
2027-02-13 270 days left
Updated
2026-03-23
Name servers
  • abdullah.ns.cloudflare.com
  • june.ns.cloudflare.com

DNS records live

NS
  • abdullah.ns.cloudflare.com
  • june.ns.cloudflare.com

Email authentication no MX

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

Certificate (current)

E8
from 2026-03-23 to 2026-06-21
Expires in 34 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://ducdzzn.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)