mathpapa.com

HTML metadata

Technology

Server

Apache

Third-party hosts loaded (3)

• d3643w4z47srw1.cloudfront.net×17
• ajax.googleapis.com×1
• maxcdn.bootstrapcdn.com×1

Social

• reddit
• twitter
• facebook

Contact

Email

• contact@mathpapa.com
• contact@mathpapa.comfollow

Registration

Registrar

NameCheap, Inc.

Created

2013-01-30

Expires

2029-01-30 987 days left

Updated

2025-01-29

Name servers

• ns-1420.awsdns-49.org
• ns-1556.awsdns-02.co.uk
• ns-193.awsdns-24.com
• ns-530.awsdns-02.net

DNS records live

NS

• ns-1420.awsdns-49.org
• ns-1556.awsdns-02.co.uk
• ns-193.awsdns-24.com
• ns-530.awsdns-02.net

MX

• 1 aspmx.l.google.com
• 10 alt3.aspmx.l.google.com
• 10 alt4.aspmx.l.google.com
• 5 alt1.aspmx.l.google.com
• 5 alt2.aspmx.l.google.com

TXT

• google-site-verification=U0Kdd03WRpKDySuzx-YwmUeGUih5U7lmPqwIKQC05l4

Email authentication weak

SPF

v=spf1 include:_spf.google.com include:sendgrid.net ~all

softfail (~all)

DMARC

not published

DKIM

• s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1hkolWuSnmZl/h3G/0uHdlHDyJ4R/92Y1rM88pcPmiJmLGZRrbi8OeikGij5qMEP8yu0J3tb8ahR+CaP7L…
• s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDl80qgZu5Mbezc+iKvegjsPyhWRtbNkztAxoJs3p/PzXhKP6r8LMQ+GDj+fjoFm6eTG9l5BDDULfC2+F+wDCxIy2…

selectors probed

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.mathpapa.com/

present

• strict-transport-security
• x-frame-options
• x-content-type-options
• referrer-policy
• cross-origin-opener-policy

findings

• short HSTS max-age
• missing Content Security Policy
• missing Permissions Policy

Links to (8)

• apple.com×2
• facebook.com×2
• google.com×2
• komando.com×2
• lifehacker.com×2
• producthunt.com×2
• reddit.com×2
• twitter.com×2

Linked from (1)

• conkis.com×2