yifud.com

.com crawl

First seen 2026-04-20 · Last seen 2026-05-16 · ok HTTP/1.1 200 1337 ms crawled 2026-05-14

US · 172.67.155.91 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: 义务辅导队，专为自学者寻找视频教程等辅导资料。
Language: en

Technology

CDN: Cloudflare
CMS: Gatsby

Third-party hosts loaded (1)

cdn.staticfile.org×1

Registration

Registrar

Gname.com Pte. Ltd.

Created

2009-06-01

Expires

2027-06-01 378 days left

Updated

2026-05-06

Name servers

celine.ns.cloudflare.com
peter.ns.cloudflare.com

DNS records live

NS

celine.ns.cloudflare.com
peter.ns.cloudflare.com

Email authentication no MX

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

Certificate (current)

WE1

from 2026-03-23 to 2026-06-21

Expires in 34 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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

Links to (50)

Linked from (50)