221data.com

HTML metadata

Technology

Server

nginx

Stack

PHP

Registration

Registrar

Gname.com Pte. Ltd.

Created

2015-12-27

Expires

2026-12-27 199 days left

Updated

2026-04-10

Name servers

• a6.share-dns.com
• b6.share-dns.net

DNS records live

NS

• a.share-dns.com
• b.share-dns.net

Email authentication no MX

SPF

not published

DMARC

not published

DKIM

no key found at common selectors

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://www.221data.com/

findings

• checked over plain HTTP
• missing Content Security Policy
• missing frame protection
• missing content type protection
• missing Referrer Policy
• missing Permissions Policy

Links to (19)

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• gouchevip.com×1
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Linked from (3)

• weiaiyouxuan.com×1
• hb-edu365.com×1
• maicuang.com×1