dgzhenghang.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 7981 ms crawled 2026-05-19

CN · 122.114.55.91 · AS4837 CHINA UNICOM China169 Backbone

Reputation 100/100

Classifying

HTML metadata

Title: 恒温恒湿试验箱源头厂家-东莞正航仪器设备有限公司
Description: 正航仪器主营高低温试验箱、恒温恒湿试验箱、冷热冲击试验箱、氙灯老化试验箱、快速温变试验箱、淋雨试验箱、步入式恒温恒湿试验室等一系列环境试验设备，源头厂家自产自销，支持非标定制，全国多个售后服务点，售后2小时快速响应，欢迎来电咨询，实地验厂指导工作。

Technology

Server: nginx

Contact

Phone

Registration

Registrar

Jiangsu Bangning Science & technology Co. Ltd.

Created

2013-03-29

Expires

2027-03-29 313 days left

Updated

2026-01-04

Name servers

dns3.4cun.com
dns4.51dns.top

DNS records

Email authentication no MX

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

Certificate (current)

R13

from 2026-03-30 to 2026-06-28

Expires in 40 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.dgzhenghang.com/

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