51talkshengxue.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 3623 ms crawled 2026-05-19

CN · 8.138.241.73 · AS37963 Hangzhou Alibaba Advertising Co.,Ltd.

Reputation 100/100

Classifying

HTML metadata

Title: 51Talk香港升学中心 - 香港幼小中插班升学一站式规划
Description: 51Talk香港升学中心专注香港升学规划15年，教研团队深度掌握两地教育体系，提供香港幼小中、DSE、副学士、本科及硕士全阶段升学服务。已成功帮助5000+学员实现香港名校插班及录取，独家定制个性化升学路径，免费评估+规划方案限时领取！
Language: zh
Canonical: https://www.51talkshengxue.com/

Technology

Server: nginx
CMS: Gatsby

Third-party hosts loaded (1)

dbt.zoosnet.net×1

Contact

Phone

Registration

Registrar

Alibaba Cloud Computing Ltd. d/b/a HiChina (www.net.cn)

Created

2025-09-10

Expires

2026-09-10 112 days left

Updated

2025-09-10

Name servers

dns17.hichina.com
dns18.hichina.com

DNS records live

NS

dns17.hichina.com
dns18.hichina.com

Email authentication no MX

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

Certificate (current)

Certum DV TLS G2 R39 CA

from 2025-10-09 to 2026-11-08

Expires in 171 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.51talkshengxue.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