indexo.dev

doctailieu.com

.com crawl

First seen 2026-05-12 · Last seen 2026-05-12 · ok HTTP/1.1 200 1366 ms crawled 2026-05-18

VN · 45.121.163.13 · AS56149 Cong ty CP Truyen thong quoc te Incom

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Đọc Tài Liệu™ - Thư viện online chia sẻ tài liệu Giáo Dục
Description
DOCTAILIEU.COM là một thư viện online chia sẻ tài liệu miễn phí nhiều lĩnh vực như: hướng dẫn học tập, giáo án bài giảng, đề thi đáp án, biểu mẫu, tử vi...hữu ích cho bạn.
Language
vi
Canonical
https://doctailieu.com/
Feeds

Technology

Server
nginx
CMS
Gatsby
Analytics
  • Google Tag Manager
Ads
  • Google AdSense
Third-party hosts loaded (7)
  • www.gstatic.com×3
  • cse.google.com×2
  • www.googletagmanager.com×2
  • accounts.google.com×1
  • anymind360.com×1
  • appleid.cdn-apple.com×1
  • pagead2.googlesyndication.com×1

Social

Contact

Address
Số 82 P. Duy Tân, Dịch Vọng Hậu, Cầu Giấy, Hà Nội, 120000, Ha Noi, Viet Nam, HN

Registration

Registrar
P.A. Viet Nam Company Limited
Created
2017-12-25
Expires
2027-12-25 585 days left
Updated
2025-10-13
Name servers
  • art.ns.cloudflare.com
  • princess.ns.cloudflare.com

DNS records live

NS
  • art.ns.cloudflare.com
  • princess.ns.cloudflare.com
MX
  • 10 smtp.icsoft.vn

Email authentication weak

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

Certificate (current)

E8
from 2026-03-20 to 2026-06-18
Expires in 30 days

Full certificate history on crt.sh ↗

HTTP security headers

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

present
  • x-frame-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN

Links to (5)

Linked from (1)