indexo.dev

yoyvalves.com

.com crawl

First seen 2026-04-24 · Last seen 2026-05-18 · ok HTTP/1.1 200 2485 ms crawled 2026-05-18

FR · 23.247.130.143 · AS138152 YISU CLOUD LTD

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Pressure Safety Valve(PSV) Maunfacturer/Supplier - CHINA YOY VALVE GROUP
Description
YOY valve group is pressure safety valve (PSV) manufacturer/supplier in China, main products including spring-loaded safety valve,safety relief valve,COV,etc.
Language
en

Technology

Server
Microsoft-IIS

Contact

Email
Phone

Registration

Registrar
Xin Net Technology Corporation
Created
2024-08-16
Expires
2026-08-16 88 days left
Updated
2025-08-02
Name servers
  • ns11.xincache.com
  • ns12.xincache.com

DNS records live

NS
  • ns11.xincache.com
  • ns12.xincache.com
MX
  • 5 mxc.global-mail.cn
  • 50 mxu.global-mail.cn

Email authentication weak

SPF
v=spf1 include:spfv.global-mail.cn -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

XinNet DV TLS CA
from 2025-11-23 to 2026-11-23
Expires in 187 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.yoyvalves.com/

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

Links to (1)

Linked from (1)