🌐 psu.com 403 🔒 SSL Valid
Checked: just now 🔗 Visit site
HTTP Status ?A three-digit code showing if the site loaded successfully (200), redirects (301/302), or has errors (4xx/5xx).Read more →
403
SSL Expires ?When the SSL certificate expires. An expired certificate causes browser security warnings.Read more →
in 74d
Domain Expires ?When the domain registration expires. If not renewed, the domain becomes available to others.Read more →
N/A
Hosting ?The company and location where this website's server is physically located.Read more →
Unknown
Security ?Score based on key HTTP security headers: HSTS, Content-Security-Policy, and X-Frame-Options.Read more →
1/3
IP Address ?The numerical address of the server hosting this website. Reveals location, provider, and network.Read more →
104.21.48.52
Performance ?Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
N/A
Uptime
N/A
⚡ Performance ?Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
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Performance data not available yet.

🛠️ Tech Stack ?Technologies detected on this website: CMS, frameworks, libraries, CDN, and analytics tools. 1
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🌐 CDN
Cloudflare
📸 Screenshot Processing...
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⏳

Screenshot is being captured...

🌐 DNS Records ?DNS translates domain names to IP addresses. Records control where the site, email, and services are directed.Read more →
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A (IPv4)104.21.48.52172.67.178.204
NSnina.ns.cloudflare.comfred.ns.cloudflare.com
MX0 _dc-mx.d02c22f5676a.psu.com
TXT (2)
Services configured via TXT:
Google
Show all TXT records
v=spf1 +ip4:75.98.175.80 +include:spf.a2hosting.com +include:_spf.google.com +include:mailgun.org ~all
google-site-verification=rZcqSVmLZ4dKgHMl3638i_Mr5eqF6yy7y9-ukb9m_W8
📋 WHOIS / RDAP ?Public registration data: who registered the domain, when, and when it expires.Read more →
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RegistrarN/A
RegisteredN/A
ExpiresN/A
Last UpdatedN/A
🔒 SSL Certificate ?Encrypts the connection between browsers and this website. Valid SSL = HTTPS works.Read more → Valid
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Subject (CN)psu.com
IssuerGoogle Trust Services
Valid From2026-10-02
Valid Until2026-12-31 (74 days left)
SANs (2)psu.com*.psu.com
📡 HTTP Headers ?Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
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Status403
Servercloudflare
Content-Typetext/plain; charset=UTF-8
Final URLhttps://psu.com/
x-frame-optionsSAMEORIGIN
referrer-policysame-origin
cache-controlprivate, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
cf-raya4c275ec7defd739-IAD
Security headers ?HTTP headers that protect visitors from attacks. HSTS forces HTTPS, CSP controls resource loading, X-Frame-Options prevents clickjacking.Read more →
HSTS
Content-Security-Policy
X-Frame-Options
🏠 Hosting ?Physical infrastructure: where the server is, who operates it, and what network it belongs to.Read more →
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IP Address104.21.48.52
ProviderUnknown
OrganizationN/A
ASNN/A
LocationN/A
🛡️ Security Score D (3/7)
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Valid SSL
HSTS
CSP
X-Frame-Options
X-Content-Type
Referrer-Policy
Permissions-Policy
🗺️ Sitemap & Robots
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No robots.txt
This site has no robots.txt file, so crawlers may access everything by default.
Sitemap Not found
🔗 Social & Meta Tags Missing
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TitleAccess denied | psu.com used Cloudflare to restrict access | psu.com | Cloudflare
Languageen-US
📧 Mail Security ?Email authentication records (SPF & DMARC) that prevent spoofing and phishing from this domain.Read more →
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SPF✓ Present
v=spf1 +ip4:75.98.175.80 +include:spf.a2hosting.com +include:_spf.google.com +include:mailgun.org ~all
DMARCNot set
MX Records
0 → _dc-mx.d02c22f5676a.psu.com
🌍 Other TLDs ?Other top-level domain variants of this domain name and their availability. 18 active 5 for sale
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.com current
.net taken
.org ●
.info ●
.io ●
.co ●
.dev taken
.app taken
.me ●
.biz ●
.eu ●
.xyz ●
.fi taken
.se ●
.de ●
.uk ●
.fr taken
.nl ●
.es ●
.it ●
.us ●
.ca ●
.com.au ●
.co.uk ●
📡 Uptime Monitor
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Not checked yet — data will appear after the first monitoring run.