51hbjob.com

.com crawl

First seen 2026-04-16 · Last seen 2026-05-14 · ok HTTP/1.1 200 1742 ms crawled 2026-05-11

CN · 39.108.109.87 · AS37963 Hangzhou Alibaba Advertising Co.,Ltd.

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

Classifying

HTML metadata

Title: 404 Not Found

Technology

Server: nginx

Registration

Registrar

Alibaba Cloud Computing (Beijing) Co., Ltd.

Created

2011-06-30

Expires

2028-06-30 772 days left

Updated

2025-06-10

Name servers

dns27.hichina.com
dns28.hichina.com

DNS records live

NS

dns27.hichina.com
dns28.hichina.com

MX

1 mail.51hbjob.com
10 qiye163mx02.mxmail.netease.com
5 qiye163mx01.mxmail.netease.com

Email authentication weak

SPF: v=spf1 include:spf.163.com -all
strict (-all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current) wrong cert

R12

from 2026-04-20 to 2026-07-19

Expires in 61 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://51hbjob.com/

findings

checked over plain HTTP
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Linked from (3)