57cha.com

HTML metadata

Technology

Server

nginx

Contact

Phone

• 2023012153

Registration

Registrar

Alibaba Cloud Computing Ltd. d/b/a HiChina (www.net.cn)

Created

2017-12-05

Expires

2026-12-05 199 days left

Updated

2025-03-11

Name servers

• dns1.hichina.com
• dns2.hichina.com

DNS records live

NS

• dns1.hichina.com
• dns2.hichina.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://57cha.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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