indexo.dev

aircraftstudyguides.com

.com crawl

First seen 2026-04-17 · Last seen 2026-05-15 · ok HTTP/1.1 200 5008 ms crawled 2026-05-12

SC · 156.253.152.143 · AS139880 OWGELS INTERNATIONAL CO., LIMITED

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
开云（中国）Kaiyun·官方网站-kaiyun.com
Description
开云（中国）Kaiyun·官方网站（股票代码：688602），2020年于科创板上市，是一家从事生物医药研发与生产的创新型科技公司。开云（中国）Kaiyun·官方网站以城镇供水与再生水利用工程为核心，提供设计、设备与运维一体化服务，推动水资源循环利用与市政节水改造项目落地，保障城市用水安全并提升水务系统运营效率与环境效益。

Technology

Server
nginx
CMS
Gatsby

Third-party hosts loaded (1)

  • api.yibo4137.com×1

Contact

Phone

Registration

Registrar
Metaregistrar BV
Created
2025-12-13
Expires
2026-12-13 208 days left
Updated
2026-02-11
Name servers
  • a10.share-dns.com
  • b10.share-dns.net

DNS records live

NS
  • a.share-dns.com
  • b.share-dns.net
CNAME
  • www.aircraftstudyguides.com

Email authentication no MX

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

Certificate (current)

E8
from 2026-04-27 to 2026-07-26
Expires in 68 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.aircraftstudyguides.com/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (13)

Linked from (9)