indexo.dev

bj-ventilation.com

.com crawl

First seen 2026-04-16 · Last seen 2026-05-14 · ok HTTP/1.1 200 893 ms crawled 2026-05-11

US · 104.21.32.34 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
北京文特雷森科技开发有限公司
Description
北京文特雷森科技开发有限公司成立于2015年03月17日，注册地位于北京市朝阳区高碑店乡高碑店村三区61号楼5号一层101室，法定代表人为马传亮。经营范围包括技术推广、技术服务、技术开发、技术转让；销售五金交电、机械设备、电子产品、仪器仪表、建筑材料、化工产品（不含危险化学品）、日用品；维修空调制冷设备；专业承包。（企业依法自主选择经营项目，开展经营活动；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
July Name Limited
Created
2025-10-24
Expires
2026-10-24 158 days left
Updated
2026-03-07
Name servers
  • anirban.ns.cloudflare.com
  • cheryl.ns.cloudflare.com

DNS records live

NS
  • anirban.ns.cloudflare.com
  • cheryl.ns.cloudflare.com

Email authentication no MX

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

Certificate (current)

E8
from 2026-05-05 to 2026-08-03
Expires in 76 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://bj-ventilation.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)