indexo.dev

a3u9.com

.com crawl

First seen 2026-06-02 · Last seen 2026-06-15 · ok HTTP/1.1 200 909 ms crawled 2026-06-03

HK · 150.109.42.100 · AS132203 Tencent Building, Kejizhongyi Avenue

Reputation 70/100 wrong cert weak security headers

Classifying

HTML metadata

Title
张北县传感器有限公司
Description
张北县传感器有限公司,一家专注移动互联网运营的信息互动服务商，主营业务为以云座席技术和软件为实施工具，打造信息互动平台，通过移动互联网的各种媒体和沟通工具，为各行业企业提供多种个性化的精准营销、在线交互、客户互动等规模化信息流互动服务。
Language
zh-CN

Technology

Server
nginx
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • fonts.googleapis.com×2
  • cdnjs.cloudflare.com×1
  • fonts.gstatic.com×1

Contact

Phone

Registration

Registrar
eName Technology Co., Ltd.
Created
2026-04-01
Expires
2027-04-01 288 days left
Updated
2026-04-03
Name servers
  • ns1.judns.com
  • ns2.judns.com

DNS records live

NS
  • ns1.julydns.com
  • ns2.julydns.com

Email authentication no MX

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

Certificate (current) wrong cert

LiteSSL RSA CA 2025
from 2026-05-11 to 2026-08-09
Expires in 54 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://a3u9.com/

present
  • strict-transport-security
findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=31536000

Linked from (34)

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