yuansuan.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 3114 ms crawled 2026-05-19

CN · 122.51.63.117 · AS45090 Shenzhen Tencent Computer Systems Company Limited

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Yuansuan Technology - Cloud-Native High-Performance Simulation System Empowering Industrial Digital Transformation
Description: Yuansuan Technology, based on 'Simulation + Cloud,' helps customers enhance the digital R&D and digital operation levels of industrial products by localizing simulation software, scenario-based simulation applications, and cloud-based simulation platforms.
Language: en

Technology

CMS: Next.js

Third-party hosts loaded (2)

hm.baidu.com×2
s4.cnzz.com×2

Contact

Phone

Registration

Registrar

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

Created

2005-01-14

Expires

2032-01-14 2064 days left

Updated

2022-05-28

Name servers

dns13.hichina.com
dns14.hichina.com

DNS records live

NS

dns13.hichina.com
dns14.hichina.com

MX

10 yuansuan-com.mail.protection.partner.outlook.cn

TXT

Show 4 TXT records

4lfnvalgvpg9leork6mkoj0ljn
bsq8gomdlb8uga8qv3l60pbgb6
jhh9aeg4hsoveev2q5qo0ub01q
B81AJ8197SBELMH07U73N8IB9C

Verified for

Microsoft 365

Email authentication weak

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

Certificate (current)

Go Daddy Secure Certificate Authority - G2

from 2025-10-13 to 2026-10-13

Expires in 145 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://yuansuan.com/en

findings

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

Links to (1)

xinrenxinshi.com×3

Linked from (1)

a4lc.com×4