indexo.dev

56dz.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 1541 ms crawled 2026-05-19

CN · 45.125.46.61 · AS139180 Shandong eshinton Network Technology Co., Ltd.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
首页 - 伍陆电子
Description
伍陆电子网(五六电子,56电子)是专业的电子技术学习网站,为电子爱好者提供电子元件，电子制作套件，电子电路装调与应用竞赛套件，单片机开发板，物联网套件，工具仪表，学习、讨论电子基础知识，无线电技术，电子制作，单片机，创客，DIY。

Technology

Server
nginx
CMS
Gatsby

Contact

Email
Phone

Registration

Registrar
Alibaba Cloud Computing (Beijing) Co., Ltd.
Created
2007-06-18
Expires
2028-06-18 760 days left
Updated
2023-03-30
Name servers
  • ns11.bigwww.com
  • ns12.bigwww.com

DNS records live

NS
  • ns15.bigwww.com
  • ns16.bigwww.com
MX
  • 10 mxdomain.qq.com

Email authentication weak

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

Certificate (current)

TrustAsia DV TLS RSA CA 2025
from 2026-03-24 to 2026-06-22
Expires in 33 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://56dz.com/

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

Links to (11)

Linked from (1)