indexo.dev

rkkc.net

.net crawl

First seen 2026-04-15 · Last seen 2026-05-15 · ok HTTP/1.1 200 7870 ms crawled 2026-05-09

CN · 47.111.171.228 · AS37963 Hangzhou Alibaba Advertising Co.,Ltd.

Reputation 62/100 wrong cert weak security headers no dmarc policy

Classifying

HTML metadata

Title
理研计器中国官网-理研原厂、气体检测仪、气体报警器、气体侦测器、有毒气体检测、VOC检测仪、漏液纸带
Description
理研计器商贸（上海）有限公司是理研计器株式会社在中国唯一的独资公司。主要从事气体检测仪、气体报警器、气体侦测器、有毒气体检测、VOC检测仪、漏液纸带在中国的销售及售后服务工作。

Technology

Server
nginx

Contact

Email

Registration

Registrar
Alibaba Cloud Computing (Beijing) Co., Ltd.
Created
2009-11-12
Expires
2028-11-12 907 days left
Updated
2025-10-24
Name servers
  • dns17.hichina.com
  • dns18.hichina.com

DNS records live

NS
  • dns17.hichina.com
  • dns18.hichina.com
MX
  • 10 mxw.mxhichina.com
  • 5 mxn.mxhichina.com

Email authentication weak

SPF
v=spf1 include:spf.mxhichina.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current) wrong cert

R12
from 2026-04-03 to 2026-07-02
Expires in 44 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked over plain HTTP: http://rkkc.net/

present
  • strict-transport-security
  • x-content-type-options
findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff
strict-transport-security
max-age=31536000

Links to (5)

Linked from (2)