indexo.dev

nengliangxueyuan.com

.com crawl

First seen 2026-04-20 · Last seen 2026-05-19 · ok HTTP/1.1 200 1035 ms crawled 2026-05-14

US · 104.21.46.58 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
北京乐成尔东教育科技有限公司
Description
北京乐成尔东教育科技有限公司成立于2018年01月26日，注册地位于北京市房山区拱辰街道月华大街1号A8-1712，法定代表人为吴厚余。经营范围包括教育科技开发；技术推广；技术服务；技术咨询（中介除外）；运动项目经营；健康咨询（须经审批的诊疗活动除外）；旅游咨询（中介除外）；组织文化艺术交流活动（演出除外）；会议服务；承办展览展示活动；产品设计；企业营销策划；销售服装鞋帽、日用杂品、文具用品、用品、电子产品；电脑图文设计、制作；企业管理咨询（中介除外）；市场调查。（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。）北京乐成尔东教育科技有限公司对外投资3家公司，具有1处分支机构。
Language
zxx

Technology

CDN
Cloudflare
CMS
Gatsby

Registration

Registrar
July Name Limited
Created
2025-11-12
Expires
2026-11-12 175 days left
Updated
2026-03-06
Name servers
  • kami.ns.cloudflare.com
  • thaddeus.ns.cloudflare.com

DNS records live

NS
  • kami.ns.cloudflare.com
  • thaddeus.ns.cloudflare.com

Email authentication no MX

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

Certificate (current)

E8
from 2026-05-04 to 2026-08-02
Expires in 74 days

Full certificate history on crt.sh ↗

HTTP security headers

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