51yyly.com

.com crawl

First seen 2026-05-22 · Last seen 2026-05-30 · ok HTTP/1.1 200 1641 ms crawled 2026-05-28

US · 104.21.1.148 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: 中旅远洋旅游发展有限公司|中旅远洋旅游发展
Description: 中旅远洋旅游发展有限公司旗下企业网站门户

Technology

CDN: Cloudflare

Third-party hosts loaded (1)

n.sinaimg.cn×6

Registration

Registrar

Metaregistrar BV

Created

2025-12-12

Expires

2026-12-12 194 days left

Updated

2026-05-21

Name servers

dave.ns.cloudflare.com
rihana.ns.cloudflare.com

DNS records live

NS

dave.ns.cloudflare.com
rihana.ns.cloudflare.com

Email authentication no MX

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

Certificate (current)

E8

from 2026-05-21 to 2026-08-19

Expires in 80 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://www.51yyly.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 (30)

Linked from (11)