jbcjiaoshi.com

.com crawl

First seen 2026-04-13 · Last seen 2026-05-10 · ok HTTP/1.1 200 3665 ms crawled 2026-05-07

CN · 139.155.161.45 · AS45090 Shenzhen Tencent Computer Systems Company Limited

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: 金标尺教师-教师考试在线学习平台
Description: 【金标尺教师】专注教师考试的在线教育品牌，致力于为教师招聘、教师资格证考生提供高品质备考学习体验，涵盖课程、真题、资讯、图书等精品内容，助力考生成功上岸！

Technology

Server: nginx

Third-party hosts loaded (3)

webresource-1253756937.cos.ap-guangzhou.myqcloud.com×16
central-1253756937.cos.ap-chengdu.myqcloud.com×14
statics-1253756937.cos.ap-chengdu.myqcloud.com×3

Contact

Phone

Registration

Registrar

DNSPod, Inc.

Created

2020-11-17

Expires

2026-11-17 182 days left

Updated

2025-11-02

Name servers

f1g1ns1.dnspod.net
f1g1ns2.dnspod.net

DNS records live

NS

f1g1ns1.dnspod.net
f1g1ns2.dnspod.net

Email authentication no MX

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

Certificate (current)

WoTrus RSA DV SSL CA 2

from 2026-04-15 to 2026-10-31

Expires in 165 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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