compclassnotes.com

HTML metadata

Technology

Server

Apache

CMS

WordPress

Analytics

• Google Tag Manager

Third-party hosts loaded (4)

• js.stripe.com×2
• www.googletagmanager.com×2
• gmpg.org×1
• static.getclicky.com×1

Social

• linkedin

Registration

Registrar

GoDaddy.com, LLC

Created

2015-06-08

Expires

2026-06-08 19 days left

Updated

2025-06-09

Name servers

• ns61.domaincontrol.com
• ns62.domaincontrol.com

DNS records live

NS

• ns61.domaincontrol.com
• ns62.domaincontrol.com

MX

• 1 aspmx.l.google.com
• 10 aspmx2.googlemail.com
• 10 aspmx3.googlemail.com
• 5 alt1.aspmx.l.google.com
• 5 alt2.aspmx.l.google.com

TXT

• google-site-verification=_mjJIgi0TcgHrwniqvm3ae2kirSOCXw9INdjTsR9nQA

Email authentication partial

SPF

v=spf1 include:_spf.google.com include:spf.mandrillapp.com include:helpscoutemail.com ~all

softfail (~all)

DMARC

v=DMARC1; p=none; pct=100; rua=mailto:postmaster@compclassnotes.com;

policy: none (monitoring only)

DKIM

• s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuIhP038tGN7VjNJiSO9tor9n+Esve+0O7M3WtsFNJrtdH9or5VBmrWvFRARlKVGIblwdHFkchhxvsF7J9o…
• s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqvF0p5h2RjvywGPRknMKjE3TEsnf8nbEzwEEs2kB6VqqMNQUHjKmlcLcdbzhM+f6O6nYtnXlpZ/1sYIAXx…

selectors probed

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://compclassnotes.com/

findings

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

Links to (2)

• linkedin.com×4
• ccnstudios.com×3

Linked from (1)

• bloxberg.org×4