indexo.dev

hnvsemi.com

.com crawl

First seen 2026-04-16 · Last seen 2026-05-11 · ok HTTP/1.1 200 1450 ms crawled 2026-05-11

SG · 43.153.209.245 · AS132203 Tencent Building, Kejizhongyi Avenue

Reputation 60/100 listed in spam blocklist

Classifying

HTML metadata

Title
光耦继电器|国产光耦继电器|国产光耦-华南微半导体
Description
华南微半导体是一家专注于各种类光耦、光耦继电器、光电半导体产品的生产商，拥有20年的半导体专业知识及设计经验。主要经营固态光耦继电器、可控硅光耦、MOSFET光耦、IGBT光耦、LED光电产品、可以为客户提供优质解决方案，满足客户需求。欢迎大家来电询价，联系方式：0755-83611110
Language
cn

Technology

Server
nginx

Registration

Registrar
Alibaba Cloud Computing (Beijing) Co., Ltd.
Created
2020-07-07
Expires
2026-07-07 48 days left
Updated
2025-09-15
Name servers
  • catherine.dnspod.net
  • shoes.dnspod.net

DNS records live

NS
  • catherine.dnspod.net
  • shoes.dnspod.net

Email authentication no MX

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

Certificate (current)

R13
from 2026-03-15 to 2026-06-13
Expires in 25 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://hnvsemi.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

Linked from (1)