peidongli.com

.com ok HTTP/1.1 200 359 ms

First seen 2026-06-18 · Last seen 2026-06-18 · crawled 2026-06-18

US · 172.67.199.169 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

sector education subsector education media type homepage

HTML metadata

Title: 中培动力（北京）教育科技有限公司
Description: -
Language: en

Technology

CDN: Cloudflare
CMS: Gatsby

Registration

Registrar

Gname 288 Inc

Created

2026-06-14

Expires

2027-06-14 359 days left

Updated

2026-06-15

Name servers

coleman.ns.cloudflare.com
kristina.ns.cloudflare.com

DNS records live

NS

coleman.ns.cloudflare.com
kristina.ns.cloudflare.com

Email authentication no MX

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

Certificate (current)

WE1

from 2026-06-15 to 2026-09-13

Expires in 85 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://peidongli.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 (6)

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