printedcircuituniversity.com

HTML metadata

Technology

CDN

Cloudflare

CMS

Joomla

Analytics

• Google Tag Manager

Fonts

• Google Fonts

Third-party hosts loaded (6)

• i.vimeocdn.com×4
• fonts.gstatic.com×2
• cdn.jsdelivr.net×1
• cdnjs.cloudflare.com×1
• fonts.googleapis.com×1
• www.googletagmanager.com×1

Registration

Registrar

GoDaddy.com, LLC

Created

2009-12-02

Expires

2026-12-02 196 days left

Updated

2025-12-03

Name servers

• laura.ns.cloudflare.com
• nick.ns.cloudflare.com

DNS records live

NS

• laura.ns.cloudflare.com
• nick.ns.cloudflare.com

MX

• 0 smtp.secureserver.net
• 10 mailstore1.secureserver.net

Email authentication partial

SPF

v=spf1 ip4:164.52.156.184 include:printedcircuituniversity.com include:_spf.google.com include:spf.sendinblue.com include:spf.gocadmium.com include:spf.protection.outlook.com ~all

softfail (~all)

DMARC

v=DMARC1; p=none; rua=mailto:websupport@pcea.net

policy: none (monitoring only)

DKIM

no key found at common selectors

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 55/100 Checked live page: https://printedcircuituniversity.com/

present

• content-security-policy
• x-content-type-options

findings

• missing HSTS
• CSP uses wildcard sources
• missing frame protection
• missing Referrer Policy
• missing Permissions Policy

Links to (6)

• circuitsassembly.com×2
• pcbeast.com×2
• pcbupdate.com×2
• pcbwest.com×2
• pcdandf.com×2
• pcea.net×2

Linked from (3)

• pceatraining.net×2
• pcbwest.com×2
• pcbeast.com×2