sachgiaokhoavn.com

.com crawl

First seen 2026-04-28 · Last seen 2026-05-18 · ok HTTP/1.1 200 5373 ms crawled 2026-05-06

US · 104.21.33.174 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

sector education type homepage

HTML metadata

Title

Sách Giáo Khoa Trực Tuyến - Sách Giáo Khoa

Description

Trọn bộ sách giáo khọa từ lớp 1 đến lớp 12. Xem và download online.

Language

Generator

Joomla! - Open Source Content Management

Feeds

RSS 2.0 RSS
Atom 1.0 Atom

Technology

CDN: Cloudflare
CMS: Joomla

Analytics

Cloudflare Insights
Google Tag Manager

Ads

Google Ads (DoubleClick)

Fonts

Google Fonts

Third-party hosts loaded (7)

securepubads.g.doubleclick.net×4
code.ionicframework.com×1
fonts.googleapis.com×1
notification.beready.vn×1
resources.infolinks.com×1
static.cloudflareinsights.com×1
www.googletagmanager.com×1

Registration

Registrar

NameCheap, Inc.

Created

2021-09-10

Expires

2026-09-10 112 days left

Updated

2025-01-18

Name servers

nelly.ns.cloudflare.com
rick.ns.cloudflare.com

DNS records live

NS

nelly.ns.cloudflare.com
rick.ns.cloudflare.com

MX

0 _dc-mx.7c3fa2aee03c.sachgiaokhoavn.com

TXT

v=spf1 +a +mx +ip4:67.227.156.17 ~all

Verified for

Google

Certificate (current)

WE1

from 2026-03-24 to 2026-06-22

Expires in 33 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://sachgiaokhoavn.com/

present

x-content-type-options

findings

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

Header values

x-content-type-options: nosniff