indexo.dev

yundun.com

.com crawl

First seen 2026-04-13 · Last seen 2026-05-07 · ok HTTP/1.1 200 7263 ms crawled 2026-05-07

CN · 162.14.135.50 · AS45090 Shenzhen Tencent Computer Systems Company Limited

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
网站安全防护_CDN加速_Web安全加速_高防云盾_网站加速_云盾_「YUNDUN」
Description
上海云盾信息技术有限公司（YUNDUN），是专注于提供新一代安全产品和服务的创新创业企业。以纵深安全加速，护航数字业务的产品服务理念，替身和隐身的攻防思想，运用大数据、AI、零信任技术架构和健壮的全球网络资源，一站式解决数字业务的应用漏洞、黑客渗透、爬虫Bot、DDoS等安全威胁，满足合规要求，提高用户体验。
Language
zh-CN
Canonical
https://www.yundun.com

Technology

Server
WAF
CMS
Nuxt
Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

Contact

Email
Phone

Registration

Registrar
eName Technology Co., Ltd.
Created
2004-08-30
Expires
2029-08-30 1198 days left
Updated
2024-04-16
Name servers
  • vipns1.yundun.com
  • vipns2.yundun.com

DNS records live

NS
  • vipns1.yundun.com
  • vipns2.yundun.com
MX
  • 1 yundun-com.mail.protection.partner.outlook.cn
TXT
  • _8exmnowwaudbaw1cu5xw5tmax57m49j

Email authentication partial

SPF
v=spf1 include:spf.protection.partner.outlook.cn -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

RapidSSL TLS RSA CA G1
from 2025-06-26 to 2026-07-19
Expires in 60 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://www.yundun.com/

present
  • strict-transport-security
findings
  • short HSTS max-age
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=0; preload

Links to (3)

Linked from (1)

See all sites whose homepage links to yundun.com →