indexo.dev

valvenav.com

.com crawl

First seen 2026-04-13 · Last seen 2026-05-10 · ok HTTP/1.1 200 2553 ms crawled 2026-05-07

CN · 115.190.126.244 · AS137718 Beijing Volcano Engine Technology Co., Ltd.

Reputation 100/100

Classifying

HTML metadata

Title
阀门导航_泵阀企业黄页行业门户一站式解决方案
Description
阀门导航网(原阀门网)汇集泵阀领域供应商,覆盖调节阀,闸阀,球阀,蝶阀等阀门领域,为阀门企业,经销商及终端企业提供专业产品选型及贸易撮合,致力打造阀门行业专业企业黄页网站
Language
zh-CN
Canonical
https://www.valvenav.com/

Technology

Server
nginx
CMS
Gatsby

Registration

Registrar
Guizhou Zhongyu Zhike Network Technology Co., Ltd.
Created
2025-08-03
Expires
2026-08-03 75 days left
Updated
2025-08-04
Name servers
  • ns11.bigwww.com
  • ns12.bigwww.com

DNS records live

NS
  • ns15.bigwww.com
  • ns16.bigwww.com

Email authentication no MX

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

Certificate (current)

R12
from 2026-03-09 to 2026-06-07
Expires in 18 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://valvenav.com/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=31536000

Links to (12)

Linked from (2)