indexo.dev

yancong.net

.net crawl

First seen 2026-04-14 · Last seen 2026-05-07 · ok HTTP/1.1 200 1375 ms crawled 2026-05-07

CN · 47.101.70.236 · AS37963 Hangzhou Alibaba Advertising Co.,Ltd.

Reputation 100/100

Classifying

HTML metadata

Title
烟囱拆除|砖烟囱拆除|高空彩绘_江苏宏亚高空工程有限公司
Description
江苏宏亚高空工程有限公司承接,烟囱拆除, 砖烟囱拆除,烟囱施工,烟囱维修,砼烟囱拆除,混凝土烟囱拆除等高空作业工程，施工全部采用“无脚手架、不停产施工、高空悬挂作业”等先进技术！24小时施工热线： 19905155555。
Language
zh-cn

Technology

Server
nginx

Contact

Phone

Registration

Registrar
Alibaba Cloud Computing (Beijing) Co., Ltd.
Created
2007-05-13
Expires
2027-05-13 358 days left
Updated
2025-06-14
Name servers
  • dns15.hichina.com
  • dns16.hichina.com

DNS records live

NS
  • dns15.hichina.com
  • dns16.hichina.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 2025-07-14 to 2026-07-15
Expires in 56 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://yancong.net/

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 (3)

Linked from (1)