jlc-ycs.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-18 · ok HTTP/1.1 200 5052 ms crawled 2026-05-07

CN · 120.77.41.123 · AS37963 Hangzhou Alibaba Advertising Co.,Ltd.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: 硬创社 - 好玩的硬件模块设计交流社区_深圳创电优选科技有限公司
Description: 硬创社打造面向国内电子工程师的专业级技术资源库,协同海量创作者把硬件各领域技术组件化、模块化,为硬件工程师提供技术变现平台,基于嘉立创PCB,集电路板设计、源代码、原理图、PCB打样、SMT生产于一体,帮助其更好的创新、创造、创业。

Technology

Server: Tengine

Third-party hosts loaded (1)

static.jlc.com×1

Contact

Phone

Registration

Registrar

Alibaba Cloud Computing Ltd. d/b/a HiChina (www.net.cn)

Created

2023-09-06

Expires

2026-09-06 109 days left

Updated

2026-02-26

Name servers

dns11.hichina.com
dns12.hichina.com

DNS records live

NS

dns11.hichina.com
dns12.hichina.com

CNAME

alb-ajk967dvek5crwb4k9.cn-shenzhen.alb.aliyuncs.com

Email authentication no MX

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

Certificate (current)

Sectigo Public Server Authentication CA DV R36

from 2026-03-16 to 2026-10-01

Expires in 134 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.jlc-ycs.com/

findings

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