indexo.dev

classnotes.org

.org crawl

First seen 2026-04-12 · Last seen 2026-05-19 · ok HTTP/1.1 200 2042 ms crawled 2026-05-05

US · 54.198.7.157 · AS14618 Amazon.com, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
Class Notes from YourClassical: free resources to help teachers teach music
Description
Class Notes: Inspiring students and supporting teachers through free, easy-to-use music education resources.
Language
en

Open Graph

url
https://www.classnotes.org
title
Class Notes from YourClassical: free resources to help teachers teach music
description
Class Notes: Inspiring students and supporting teachers through free, easy-to-use music education resources.

Technology

CDN
Amazon CloudFront
Server
Apache
CMS
Next.js
Social widgets
  • YouTube Embed

Third-party hosts loaded (2)

  • img.apmcdn.org×7
  • www.youtube.com×1

Social

Registration

Registrar
GoDaddy.com, LLC
Created
2002-04-03
Expires
2027-04-03 318 days left
Updated
2026-03-21
Name servers
  • ns2.mpr.org
  • ns1.mpr.org

DNS records live

NS
  • ns1.mpr.org
  • ns2.mpr.org
TXT
  • v=spf1 mx a:mailhost.mpr.org a:extmail.mpr.org -all
  • google-site-verification=qJ2WqslukNb_wBndy4OFoOpKZ4l9MjR0VsvflHXK2Gs

Certificate (current)

R13
from 2026-04-18 to 2026-07-17
Expires in 58 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.classnotes.org/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
findings
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains

Links to (6)

Linked from (2)