indexo.dev

yaolu.co

.co crawl

First seen 2026-04-14 · Last seen 2026-05-08 · ok HTTP/1.1 200 1921 ms crawled 2026-05-08

CN · 8.140.193.5 · AS37963 Hangzhou Alibaba Advertising Co.,Ltd.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
窑炉工程总承包-施工-服务-抢修-郑州科威耐火材料有限公司
Description
郑州科威窑炉聚焦耐材研发生产、高温窑炉维修、耐材产品选型、高温窑炉总包等服务，根据客户需求，制定对应的耐材产品配置方案；根据窑炉运行情况，制定完善、运行时间更久的可行性方案

Technology

Server
nginx

Third-party hosts loaded (1)

  • s9.cnzz.com×1

Contact

Phone

DNS records live

NS
  • dns3.hichina.com
  • dns4.hichina.com

Email authentication no MX

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

Certificate (current)

Certum DV TLS G2 R39 CA
from 2025-12-17 to 2027-01-16
Expires in 240 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://www.yaolu.co/

present
  • strict-transport-security
findings
  • checked over plain HTTP
  • 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 (5)

Linked from (2)