yfhl.net

.net crawl

First seen 2026-04-13 · Last seen 2026-05-10 · ok HTTP/1.1 200 6006 ms crawled 2026-05-06

CN · 121.89.226.118 · AS37963 Hangzhou Alibaba Advertising Co.,Ltd.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: 云帆考试系统-私有化部署的智能考试系统、培训系统
Description: 云帆考试系统是一款智能在线考试与培训一体化系统，采用前后端分离架构，支持AI智能出题、AI智能阅卷、防作弊监控、多终端同步。提供在线刷题、课程学习、问卷调查、活动报名、知识竞赛、积分商城等全场景功能，已服务1000+企业，安全稳定，免费试用！
Language: zh-CN

Technology

Server: Tengine

Third-party hosts loaded (1)

lf6-cdn-tos.bytedntp.com×1

Contact

Phone

Registration

Registrar

Alibaba Cloud Computing (Beijing) Co., Ltd.

Created

2019-01-24

Expires

2027-01-24 249 days left

Updated

2025-12-25

Name servers

dns11.hichina.com
dns12.hichina.com

DNS records live

NS

dns11.hichina.com
dns12.hichina.com

MX

10 mx2.qiye.aliyun.com
15 mx3.qiye.aliyun.com
5 mx1.qiye.aliyun.com

Email authentication partial

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

Certificate (current)

WoTrus RSA DV SSL CA 2

from 2026-03-10 to 2027-03-11

Expires in 295 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.yfhl.net

findings

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