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sdjy9.com

.com crawl

First seen 2026-04-20 · Last seen 2026-05-16 · ok HTTP/1.1 200 896 ms crawled 2026-05-14

US · 104.21.44.188 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
淮安三鼎教育科技_淮安三鼎教育科技有限公司
Description
淮安三鼎教育科技有限公司成立于2019年08月22日，注册地位于淮安市洪泽区高良涧街道万通国际商城8-1栋二层 209、210、239、260室，法定代表人为吉庆。经营范围包括教学软件的研发；教育信息咨询（不含培训）；文化艺术交流活动策划；展览展示服务；图书、报刊、期刊、电子出版物零售；企业管理咨询（除投资类）；企业形象策划；市场营销策划；网络信息技术的技术开发、技术咨询、技术服务、技术转让；设计、制作、代理、发布各类广告。（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
Gname.com Pte. Ltd.
Created
2024-12-27
Expires
2027-12-27 587 days left
Updated
2026-03-14
Name servers
  • addyson.ns.cloudflare.com
  • oswald.ns.cloudflare.com

DNS records live

NS
  • addyson.ns.cloudflare.com
  • oswald.ns.cloudflare.com

Email authentication no MX

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

Certificate (current)

E8
from 2026-05-12 to 2026-08-10
Expires in 83 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://sdjy9.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 (35)