indexo.dev

sjiajiao.com

.com crawl

First seen 2026-04-18 · Last seen 2026-05-16 · ok HTTP/1.1 200 2191 ms crawled 2026-05-12

CN · 59.110.44.36 · AS37963 Hangzhou Alibaba Advertising Co.,Ltd.

Reputation 95/100 weak security headers

sector education type homepage

HTML metadata

Title
陪读家教网_北京家教网_北京大学生家教1对1上门_北京家教老师兼职招聘
Description
北京陪读家教网，北京名校师资，费用1次1付，不用买套餐，用效果说话，北京家长更放心！北京家教中心电话：13581564328

Technology

Server
Microsoft-IIS

Third-party hosts loaded (1)

  • www.aijjw.cn×2

Contact

Phone
Address
北京, 北京市, CN

Registration

Registrar
Alibaba Cloud Computing (Beijing) Co., Ltd.
Created
2016-11-26
Expires
2026-11-26 190 days left
Updated
2025-11-10
Name servers
  • dns10.hichina.com
  • dns9.hichina.com

DNS records live

NS
  • dns10.hichina.com
  • dns9.hichina.com
MX
  • 10 mxbiz2.qq.com
  • 5 mxbiz1.qq.com

Email authentication strong

SPF
v=spf1 include:spf.mail.qq.com include:qcloudmail.com ~all
softfail (~all)
DMARC
v=DMARC1; p=quarantine; rua=mailto:luo@sjiajiao.com
policy: quarantine
DKIM
no key found at common selectors

Certificate (current)

E7
from 2026-04-17 to 2026-07-16
Expires in 58 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (3)

Linked from (2)