purdue.edu
Purdue University
Last scanned Jul 18, 2026, 8:49 PM
Overall score
Great
Top issues to fix
6 issues found · 2 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
4 cookies without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
Summary
Purdue University is a world-renowned, public research university that advances discoveries in science, technology, engineering and math. This website uses WordPress. SEO is excellent (95/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance good (80/100). Top issue: sitemap.xml not found.
SEO
1 issue(s) found
Performance
328 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Contact
Email, phone, and address published on this site's own pages.
- Phone
- //7654944600
Meta tags
- Title
- Purdue University
- Description
- Purdue University is a world-renowned, public research university that advances discoveries in science, technology, engineering and math.
- Canonical
- https://www.purdue.edu/home/
- Language
- en-US
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- max-snippet:-1,max-image-preview:large,max-video-preview:-1
- Manifest
- https://www.purdue.edu/home/wp-content/mu-plugins/boilerup-wp/favicon/manifest.json
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- IP address
- 128.210.7.200
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX |
|
| TXT | — |
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- InCommon, LLC
- Subject
- www.purdue.edu
- Valid from
- Jul 14, 2026
- Valid to
- Jan 28, 2027
- Days until expiry
- 194
- SAN domains
- www.purdue.edu, admission.purdue.edu, admissions.purdue.edu, alstar-internal.ceris.purdue.edu, alstar-pets.ceris.purdue.edu, anglerarchive.org, ansc.purdue.edu, approvedmethods.ceris.purdue.edu, apps.online.purdue.edu, arboretum.purdue.edu, atracsi.ceris.purdue.edu, beekeeper.ceris.purdue.edu, blogs.itap.purdue.edu, btny.purdue.edu, business.purdue.edu, businessplan.ceris.purdue.edu, care.purdue.edu, cdext.purdue.edu, cellwall.genomics.purdue.edu, cpsiccnexusworkshop2024.org, cyanosite.bio.purdue.edu, cyberbridges.org, cyto.ceris.purdue.edu, datamine.purdue.edu, dctools.it.purdue.edu, decision-support.ceris.purdue.edu, discover.online.purdue.edu, ecdre.ceris.purdue.edu, entm.purdue.edu, esports.purdue.edu, estebanfj.bio.purdue.edu, evbatteryportal.org, exed.purdue.edu, extension.entm.purdue.edu, fed.online.purdue.edu, fishatlas.org, globaleast.org, globalsoundscapes.org, gomeet.itap.purdue.edu, gradschool.purdue.edu, greatteacher.ceris.purdue.edu, hcdd.purdue.edu, hhs.purdue.edu, hlb-reon.org, honors.purdue.edu, hort.purdue.edu, hortcalc.ceris.purdue.edu, hothog.ceris.purdue.edu, i-hope.purdue.edu, indianagearup.org, iseb.ceris.purdue.edu, it.purdue.edu, itap.purdue.edu, jinsuh.business.purdue.edu, krannert.purdue.edu, leung.bio.purdue.edu, m2m.tech.purdue.edu, manfratsensors.physics.purdue.edu, midwestagrivoltaicsresilientcommunities.org, napis.ceris.purdue.edu, new.admissions.purdue.edu, new.business.purdue.edu, new.cco.purdue.edu, new.datamine.purdue.edu, new.honors.purdue.edu, new.it.purdue.edu, new.pcrd.purdue.edu, new.soilexplorer.net, new.vet.purdue.edu, new.www.purdue.edu, news.uns.purdue.edu, nomenclator.it.purdue.edu, nomenclator.itap.purdue.edu, nursery-inspection.ceris.purdue.edu, owl.purdue.edu, pathwaytopurdue.purdue.edu, pcrd.purdue.edu, pesttracker.org, polymers.centers.purdue.edu, purdue.edu, purdueplantdoctor.ceris.purdue.edu, purdueplantdoctor.com, recordtheearth.org, smas.purdue.edu, soilexplorer.net, soilsoft.ag.purdue.edu, spider.entm.purdue.edu, successnex.us, successnexus.org, surveyplanning.ceris.purdue.edu, sustainable.ceris.purdue.edu, twigaging.ceris.purdue.edu, vet.purdue.edu, www-cyanosite.bio.purdue.edu, www.admission.purdue.edu, www.admissions.purdue.edu, www.anglerarchive.org, www.ansc.purdue.edu, www.btny.purdue.edu, www.business.purdue.edu, www.care.purdue.edu, www.cdext.purdue.edu, www.cpsiccnexusworkshop2024.org, www.cyanosite.bio.purdue.edu, www.cyberbridges.org, www.datamine.purdue.edu, www.entm.purdue.edu, www.evbatteryportal.org, www.exed.purdue.edu, www.extension.entm.purdue.edu, www.fishatlas.org, www.globaleast.org, www.globalsoundscapes.org, www.gradschool.purdue.edu, www.hhs.purdue.edu, www.hlb-reon.org, www.honors.purdue.edu, www.hort.purdue.edu, www.i-hope.purdue.edu, www.indianagearup.org, www.irb.purdue.edu, www.it.purdue.edu, www.itap.purdue.edu, www.krannert.purdue.edu, www.m2m.tech.purdue.edu, www.midwestagrivoltaicsresilientcommunities.org, www.pathwaytopurdue.purdue.edu, www.pcrd.purdue.edu, www.pesttracker.org, www.picc.purdue.edu, www.purdueplantdoctor.com, www.recordtheearth.org, www.robotics.purdue.edu, www.smas.purdue.edu, www.soilexplorer.net, www.student-orgs.purdue.edu, www.successnex.us, www.successnexus.org, www.vet.purdue.edu, zebase.bio.purdue.edu
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 4 cookie(s) observed
Content & assets
Headings
H1 1 · H2 8 · H3 18
Links
51 internal · 34 external · 0 broken
Images
83 total · 0 missing alt
Scripts / Styles
16 scripts · 14 stylesheets
JS / CSS size
108 KB · 402 KB
Page size
141 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 64
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://purdue.edu
- Final URL
- https://purdue.edu
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 326 ms
- HTML size
- 141 KB
- Redirect chain
- https://purdue.edu
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Frequently asked questions
- What technology does purdue.edu use?
- purdue.edu is built with WordPress.
- Is purdue.edu secure (HTTPS)?
- Yes. purdue.edu uses TLS 1.3 with a certificate issued by InCommon, LLC, valid until Jan 28, 2027.
- Who hosts purdue.edu?
- Hosting provider information for purdue.edu is not available yet.
- What is purdue.edu's SEO score?
- purdue.edu scored 95/100 for SEO in the latest analysis (excellent).
- What is purdue.edu's overall website score?
- purdue.edu has an overall SiteGraph score of 85/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card