indexo.dev

a-semi.com

.com crawl

First seen 2026-04-14 · Last seen 2026-05-07 · ok HTTP/1.1 200 2097 ms crawled 2026-05-07

CN · 106.75.146.79 · AS58466 CHINANET Guangdong province network

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
固态光耦继电器|光耦继电器|PLC控制板|光耦合器-先进光半导体
Description
先进光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、高速光耦、线性光耦、晶体管光耦、MOSFET光耦、IGBT光耦、隔离放大器光耦、LED光电产品、红外传感器等。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：0755-83666557
Language
zh
Canonical
http://a-semi.com/

Open Graph

url
http://a-semi.com

Technology

Server
F-WEB
Third-party hosts loaded (9)
  • g-0.ss.508sys.com×20
  • g-1.ss.508sys.com×13
  • g-2.ss.508sys.com×9
  • jzfe.faisys.com×6
  • 30678797.s21i.faiusr.com×4
  • jzs.508sys.com×2
  • fe.508sys.com×1
  • fe.faisco.cn×1
  • wpa.qq.com×1

Contact

Email
Phone

Registration

Registrar
Alibaba Cloud Computing (Beijing) Co., Ltd.
Created
2013-01-24
Expires
2029-01-24 981 days left
Updated
2025-06-16
Name servers
  • dns31.hichina.com
  • dns32.hichina.com

DNS records live

NS
  • dns31.hichina.com
  • dns32.hichina.com
MX
  • 10 mxbiz2.qq.com
  • 5 mxbiz1.qq.com
CNAME
  • a-semi.com.luv15.faipod.com

Email authentication weak

SPF
v=spf1 include:spf.mail.qq.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificates

Loading certificate

HTTP security headers

Header hygiene 55/100 Checked over plain HTTP: http://a-semi.com/

present
  • x-frame-options
  • x-content-type-options
findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff

Links to (10)

Linked from (1)