dzzbgd.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-20 · ok HTTP/1.1 200 2698 ms crawled 2026-05-18

CN · 39.102.214.28 · AS37963 Hangzhou Alibaba Advertising Co.,Ltd.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
德州众邦管道工程有限公司-山东顶管施工|管道顶管施工工程公司
Description
山东非开挖顶管施工公司电话:15605340019,专业团队主营非开挖顶管工程施工10余年,承接各种顶管施工项目,非开挖工程和雨污水管道铺设,管道修复,污水管道清淤,污水管道置换,水下封堵,热力管道铺设,自来水管道铺设,燃气煤气管道铺设,井点降水,管道焊接等项目。

Technology

Server
nginx

Third-party hosts loaded (2)

  • sdk.51.la×2
  • js.users.51.la×1

Registration

Registrar
Alibaba Cloud Computing Ltd. d/b/a HiChina (www.net.cn)
Created
2023-03-10
Expires
2027-03-10 293 days left
Updated
2026-03-23
Name servers
  • dns1.hichina.com
  • dns2.hichina.com

DNS records live

NS
  • dns1.hichina.com
  • dns2.hichina.com

Email authentication no MX

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

Certificate (current)

Encryption Everywhere DV TLS CA - G2
from 2026-02-24 to 2026-05-25
Expires in 4 days

HTTP security headers

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

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

Links to (45)

Linked from (17)