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SGSiteGraph

publicknowledgeproject.org

Public Knowledge Project

Last scanned Aug 24, 2026, 1:21 PM · 1 view

89

Overall score

Great

Summary

PKP is the trusted, original home of Open Journal Systems (OJS), Open Preprint Systems (OPS), and Open Monograph Press (OMP) for scholarly publishing. This website uses WordPress. SEO is good (80/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (90/100). Top issue: No structured data (JSON-LD) found.

PKP is the trusted, original home of Open Journal Systems (OJS), Open Preprint Systems (OPS), and Open Monograph Press (OMP) for scholarly publishing.

Top issues to fix

5 issues found · 1 high priority

  • Missing Strict-Transport-Security header

    Security

    Add HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.

  • No structured data (JSON-LD) found

    SEO

    Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.

  • robots.txt not found

    SEO

    Publish /robots.txt with a Sitemap: directive to guide crawlers.

  • sitemap.xml not found

    SEO

    Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

  • 3 broken links on the page

    SEO

    Fix or remove broken links — they waste crawl budget and erode user trust.

80

SEO

3 issue(s) found

90

Performance

778 ms

90

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

Company details published in this site's own structured data.

PKP is the trusted, original home of Open Journal Systems (OJS), Open Preprint Systems (OPS), and Open Monograph Press (OMP) for scholarly publishing.

Meta tags

Title
Public Knowledge Project
Description
PKP is the trusted, original home of Open Journal Systems (OJS), Open Preprint Systems (OPS), and Open Monograph Press (OMP) for scholarly publishing.
Canonical
https://pkp.sfu.ca/
Language
en
Charset
UTF-8
Viewport
width=device-width, initial-scale=1
Robots meta
index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
Public Knowledge Project
og:description
PKP is the trusted, original home of Open Journal Systems (OJS), Open Preprint Systems (OPS), and Open Monograph Press (OMP) for scholarly publishing.
og:type
website
og:url
https://pkp.sfu.ca/

Twitter Card

twitter:card
summary_large_image
twitter:title
twitter:description

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider
CDN provider
IP address
ASN

DNS records

TypeValue
A
AAAA
MX
TXT
NS
CAA
CNAME
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Let's Encrypt
Subject
pkp.sfu.ca
Valid from
Jul 11, 2026
Valid to
Oct 9, 2026
Days until expiry
45
SAN domains
pkp.sfu.ca

Security headers

  • Strict-Transport-SecurityMissing
  • Content-Security-PolicyEnabled
  • X-Frame-OptionsEnabled
  • X-Content-Type-OptionsEnabled
  • Referrer-PolicyEnabled
  • Permissions-PolicyEnabled

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 7 · H3 12

Links

84 internal · 12 external · 3 broken

Images

188 total · 0 missing alt

Scripts / Styles

11 scripts · 1 stylesheets

JS / CSS size

5.9 KB · 87.4 KB

Page size

199 KB

Robots.txt & Sitemap

robots.txt
Not found
Disallow rules
0
sitemap.xml
Not found
URLs in sitemap
0

SEO issues

  • No structured data (JSON-LD) found
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://publicknowledgeproject.org
Final URL
https://pkp.sfu.ca/
HTTP status
200
HTTP version
HTTP/2
Response time
774 ms
HTML size
199 KB
Redirect chain
https://publicknowledgeproject.org → https://pkp.sfu.ca/

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Frequently asked questions

What technology does publicknowledgeproject.org use?
publicknowledgeproject.org is built with WordPress, Nginx.
Is publicknowledgeproject.org secure (HTTPS)?
Yes. publicknowledgeproject.org uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 9, 2026.
Who hosts publicknowledgeproject.org?
Hosting provider information for publicknowledgeproject.org is not available yet.
What is publicknowledgeproject.org's SEO score?
publicknowledgeproject.org scored 80/100 for SEO in the latest analysis (great).
What is publicknowledgeproject.org's overall website score?
publicknowledgeproject.org has an overall SiteGraph score of 89/100, combining SEO, performance, security, and accessibility.