03sec.com

.com crawl

First seen 2026-04-15 · Last seen 2026-05-07 · ok HTTP/1.1 200 3106 ms crawled 2026-05-09

US · 104.21.79.91 · AS13335 Cloudflare, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: 抱歉，站点已暂停

Technology

CDN: Cloudflare

Analytics

Cloudflare Insights

Third-party hosts loaded (1)

static.cloudflareinsights.com×1

Registration

Registrar

Cloudflare, Inc.

Created

2013-07-10

Expires

2026-07-10 51 days left

Updated

2025-07-11

Name servers

bruce.ns.cloudflare.com
gina.ns.cloudflare.com

DNS records live

NS

bruce.ns.cloudflare.com
gina.ns.cloudflare.com

MX

10 mx2.qiye.aliyun.com
15 mx3.qiye.aliyun.com
5 mx1.qiye.aliyun.com

TXT

Show 5 TXT records

verification-code-site-App_feishu=lazHiW34YrUqGjpEuTPX
verification-code-site-App_lark=luHrX8OrwVvKV5TFQKZm
detectify-verification=c3674f8b7fd42feff19c1dcc8c6cfd44
google-site-verification=Synsrj_3TW3KLUsilsfXRT_-kxkGA2esxX_W5ifjudk
google-site-verification=YyN1-vkamfOOpvnGgjOXlG7OxeiJJJRThJWqC9PO5fA

Email authentication weak

SPF

v=spf1 include:spf.qiye.aliyun.com -all

strict (-all)

DMARC

not published

DKIM

default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvKwr9CD9XUcq8w37WK9cuQIRPcJGBoiSkVNKMOFcyS7ONUr/I/wh2gjkEcXaOZw4EcUrpQwSWTOkcZ…

selectors probed

Certificate (current)

WE1

from 2026-05-06 to 2026-08-04

Expires in 77 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://03sec.com/

present

strict-transport-security
x-content-type-options

findings

missing Content Security Policy
missing frame protection
missing Referrer Policy
missing Permissions Policy

Header values

x-content-type-options: nosniff
strict-transport-security: max-age=15552000; includeSubDomains; preload

Linked from (1)

anyun.org×2