cnjiayan.com

HTML metadata

Technology

CDN

Cloudflare

Third-party hosts loaded (3)

• cdn.jsdelivr.net×2
• cdnjs.cloudflare.com×1
• sdk.51.la×1

Social

• linkedin

Contact

Phone

• +86-021-5081-3579

Address

上海市浦东新区张江高科技园区科苑路XXX号, 201210, 上海, 上海, CN

Registration

Registrar

Gname 010 Inc

Created

2025-10-11

Expires

2026-10-11 126 days left

Updated

2026-02-01

Name servers

• alexia.ns.cloudflare.com
• gabriel.ns.cloudflare.com

DNS records live

NS

• alexia.ns.cloudflare.com
• gabriel.ns.cloudflare.com

Email authentication no MX

SPF

not published

DMARC

not published

DKIM

no key found at common selectors

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.cnjiayan.com

present

• strict-transport-security

findings

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

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