indexo.dev

appoaiot.com

.com crawl

First seen 2026-04-22 · Last seen 2026-05-12 · ok HTTP/1.1 200 3193 ms crawled 2026-05-16

CN · 120.78.131.210 · AS37963 Hangzhou Alibaba Advertising Co.,Ltd.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
设备管理

Technology

Server
nginx

Registration

Registrar
Alibaba Cloud Computing Ltd. d/b/a HiChina (www.net.cn)
Created
2021-10-19
Expires
2027-10-19 517 days left
Updated
2025-12-08
Name servers
  • dns10.hichina.com
  • dns9.hichina.com

DNS records live

NS
  • dns10.hichina.com
  • dns9.hichina.com
MX
  • 1 mx1.feishu.cn
  • 10 mx3.feishu.cn
  • 5 mx2.feishu.cn
TXT
  • verification-code-site-App_feishu=zkhPFtpdeWBNHkc2YUUG

Email authentication weak

SPF
v=spf1 +include:_netblocks.m.feishu.cn -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Encryption Everywhere DV TLS CA - G2
from 2025-10-15 to 2026-11-16
Expires in 180 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)