shiduzaixian.com

.com crawl

First seen 2026-04-23 · Last seen 2026-05-19 · ok HTTP/1.1 200 2569 ms crawled 2026-05-16

US · 104.21.54.80 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: 河北省开源世纪网络科技有限公司
Description: -
Language: en

Technology

CDN: Cloudflare
CMS: Gatsby

Registration

Registrar

Gname.com Pte. Ltd.

Created

2023-03-07

Expires

2027-03-07 290 days left

Updated

2026-04-11

Name servers

christina.ns.cloudflare.com
robert.ns.cloudflare.com

DNS records live

NS

christina.ns.cloudflare.com
robert.ns.cloudflare.com

Email authentication no MX

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

Certificate (current)

E8

from 2026-04-11 to 2026-07-10

Expires in 51 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://shiduzaixian.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 (16)