pubnub.com
Build, manage, & optimize real-time apps at scale | PubNub
Last scanned Jul 29, 2026, 3:00 PM · 14 views
Overall score
Excellent
Summary
Power your real-time app with PubNub—the world's largest pub/sub network. This website uses Next.js behind Netlify CDN. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (90/100). Top issue: robots.txt not found.
Power your real-time app with PubNub—the world's largest pub/sub network. Scale to 3 trillion API calls/month, with <30ms global delivery. Start building now!
Top issues to fix
4 issues found · 1 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
20 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
2 issue(s) found
Performance
325 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
+3 overall since Jul 21, 2026
- Overall
- 92
- SEO
- 90
- Security
- 90
- Performance
- 90
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Power your real-time app with PubNub—the world's largest pub/sub network. Scale to 3 trillion API calls/month, with <30ms global delivery. Start building now!
Meta tags
- Title
- Build, manage, & optimize real-time apps at scale | PubNub
- Description
- Power your real-time app with PubNub—the world's largest pub/sub network. Scale to 3 trillion API calls/month, with <30ms global delivery. Start building now!
- Canonical
- https://www.pubnub.com/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
- https://www.pubnub.com/manifest.json
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Netlify
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.2
- Issuer
- GlobalSign nv-sa
- Subject
- www.pubnub.com
- Valid from
- Dec 8, 2025
- Valid to
- Jan 9, 2027
- Days until expiry
- 164
- SAN domains
- www.pubnub.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 10 · H3 15
Links
86 internal · 12 external · 20 broken
Images
111 total · 13 missing alt
Scripts / Styles
43 scripts · 2 stylesheets
JS / CSS size
141 KB · 34.6 KB
Page size
336 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://pubnub.com
- Final URL
- https://www.pubnub.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 319 ms
- HTML size
- 336 KB
- Redirect chain
- https://pubnub.com → https://www.pubnub.com/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does pubnub.com use?
- pubnub.com is built with Next.js.
- Is pubnub.com secure (HTTPS)?
- Yes. pubnub.com uses TLS 1.2 with a certificate issued by GlobalSign nv-sa, valid until Jan 9, 2027.
- Who hosts pubnub.com?
- Hosting provider information for pubnub.com is not available yet.
- What is pubnub.com's SEO score?
- pubnub.com scored 90/100 for SEO in the latest analysis (excellent).
- What is pubnub.com's overall website score?
- pubnub.com has an overall SiteGraph score of 92/100, combining SEO, performance, security, and accessibility.
- Has pubnub.com's score changed over time?
- pubnub.com's overall score has improved by 3 points (from 89 to 92) since Jul 21, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card