indexo.dev

shenlanxueyuan.com

.com crawl

First seen 2026-05-08 · Last seen 2026-05-15 · ok HTTP/1.1 200 7453 ms crawled 2026-05-15

CN · 106.75.21.125 · AS4808 China Unicom Beijing Province Network

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
深蓝学院 - 专注人工智能与机器人的学习平台
Description
深蓝学院是专注于人工智能、机器人与自动驾驶的教育平台。目前学院在人工智能、机器人与自动驾驶领域搭建了完善的课程体系，致力于为企业培养踏实上进的工匠型人才。
Language
zh_CN

Technology

Server
nginx

Contact

Email
Phone

Registration

Registrar
Alibaba Cloud Computing (Beijing) Co., Ltd.
Created
2017-05-22
Expires
2031-05-22 1827 days left
Updated
2026-02-28
Name servers
  • dns1.hichina.com
  • dns2.hichina.com

DNS records live

NS
  • dns1.hichina.com
  • dns2.hichina.com
MX
  • 10 mxbiz2.qq.com
  • 5 mxbiz1.qq.com

Email authentication weak

SPF
v=spf1 include:spf.mail.qq.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Xcc Trust DV SSL CA
from 2025-06-04 to 2026-06-04
Expires in 14 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)