personalmba.com

.com crawl

First seen 2026-04-20 · Last seen 2026-05-17 · ok HTTP/1.1 200 769 ms crawled 2026-05-14

US · 172.67.216.19 · AS13335 Cloudflare, Inc.

Reputation 94/100 dmarc monitor-only

sector education type homepage

HTML metadata

Title: The Personal MBA - Josh Kaufman
Language: en
Canonical: https://personalmba.com/

Technology

CDN: Cloudflare

Analytics

Google Tag Manager

Ads

Amazon Ads

Fonts

Adobe Fonts

Third-party hosts loaded (5)

use.typekit.net×1
w.soundcloud.com×1
www.assoc-amazon.com×1
www.googletagmanager.com×1
z-na.amazon-adsystem.com×1

Registration

Registrar

Cloudflare, Inc.

Created

2005-04-04

Expires

2027-04-04 320 days left

Updated

2026-03-05

Name servers

glen.ns.cloudflare.com
megan.ns.cloudflare.com

DNS records live

NS

glen.ns.cloudflare.com
megan.ns.cloudflare.com

MX

10 in1-smtp.messagingengine.com
20 in2-smtp.messagingengine.com

TXT

google-site-verification=ae20_603zXSw_99PdF79g2J_aZizFydrbXhYpNhIjaA
ALIAS for proxy.herokuapp.com

Email authentication partial

SPF: v=spf1 ip4:198.61.254.89 include:spf.messagingengine.com include:mailgun.org ~all
softfail (~all)
DMARC: v=DMARC1; p=none; pct=100; rua=mailto:re+mh4e3qllpol@dmarc.postmarkapp.com; sp=none; aspf=r;
policy: none (monitoring only) · sp=none
DKIM: no key found at common selectors

Certificate (current)

WE1

from 2026-05-08 to 2026-08-07

Expires in 79 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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