cdn-sj.com

.com ok HTTP/1.1 200 383 ms

First seen 2026-06-18 · Last seen 2026-06-18 · crawled 2026-06-18

US · 104.21.19.55 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

sector tech subsector it services type homepage

HTML metadata

Title: 北京世纪恒睿科技有限公司
Description: 北京世纪恒睿科技有限公司成立于2018年11月28日，注册地位于北京市朝阳区东大桥路8号1号楼19层2211，法定代表人为陈阿金。经营范围包括技术推广服务；销售计算机、软件及辅助设备、电子产品、通讯设备、五金交电（不含电动自行车）；计算机系统服务；教育咨询；企业管理咨询；经济贸易咨询；企业策划；会议及展览服务；组织文化艺术交流活动（不含演出）；经营电信业务。（市场主体依法自主选择经营项目，开展经营活动；经营电信业务以及依法须经批准的项目，经相关部门批准后依批准的内容开展经营活动；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

Registration

Registrar

Gname.com Pte. Ltd.

Created

2023-05-14

Expires

2027-05-14 328 days left

Updated

2026-06-16

Name servers

hasslo.ns.cloudflare.com
kallie.ns.cloudflare.com

DNS records live

NS

hasslo.ns.cloudflare.com
kallie.ns.cloudflare.com

Email authentication no MX

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

Certificate (current)

WE1

from 2026-06-16 to 2026-09-14

Expires in 86 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://cdn-sj.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 (3)

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