indexo.dev

021jx.com

.com crawl

First seen 2026-05-08 · Last seen 2026-05-14 · ok HTTP/1.1 200 1327 ms crawled 2026-05-15

CN · 139.224.102.70 · AS37963 Hangzhou Alibaba Advertising Co.,Ltd.

Reputation 92/100 no dmarc policy

Classifying

Technology

Server
nginx

Registration

Registrar
Alibaba Cloud Computing (Beijing) Co., Ltd.
Created
2008-03-24
Expires
2027-03-24 308 days left
Updated
2025-01-06
Name servers
  • dns21.hichina.com
  • dns22.hichina.com

DNS records live

NS
  • dns21.hichina.com
  • dns22.hichina.com
MX
  • 1 mxdomain.qq.com

Email authentication weak

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

Certificate (current)

R13
from 2026-04-02 to 2026-07-01
Expires in 42 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://021jx.com/

present
  • strict-transport-security
findings
  • 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 (2)