indexo.dev

yanjiaoapp.com

.com crawl

First seen 2026-05-07 · Last seen 2026-05-07 · ok HTTP/1.1 200 1272 ms crawled 2026-05-14

CN · 115.28.141.89 · AS37963 Hangzhou Alibaba Advertising Co.,Ltd.

Reputation 70/100 wrong cert weak security headers

Classifying

Technology

Server
nginx

Registration

Registrar
Alibaba Cloud Computing (Beijing) Co., Ltd.
Created
2013-12-23
Expires
2026-12-23 218 days left
Updated
2025-12-11
Name servers
  • dns17.hichina.com
  • dns18.hichina.com

DNS records live

NS
  • dns17.hichina.com
  • dns18.hichina.com
CNAME
  • qxu1608420376.my3w.com

Email authentication no MX

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

Certificate (current) wrong cert

Encryption Everywhere DV TLS CA - G1
from 2018-08-13 to 2019-08-13
Expired 2471 days ago

Full certificate history on crt.sh ↗

HTTP security headers

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

findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Linked from (1)