customer.io
Customer.io Platform: Automation, Data, Content Creation
Last scanned Jul 29, 2026, 2:00 PM · 11 views
Overall score
Excellent
Summary
Explore Customer.io, the data-driven platform for personalized customer journeys across all channels, fueled by first-party data. This website uses Next.js behind Vercel 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.
Customer.io Platform: Automation, Data, Content Creation
Explore Customer.io, the data-driven platform for personalized customer journeys across all channels, fueled by first-party data.
- 9450 SW Gemini Dr, Beaverton, OR, 97008, US
Top issues to fix
4 issues found
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
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
50 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
+1 overall since Jul 18, 2026
- Overall
- 92
- SEO
- 90
- Security
- 90
- Performance
- 90
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Customer.io Platform: Automation, Data, Content Creation
Explore Customer.io, the data-driven platform for personalized customer journeys across all channels, fueled by first-party data.
- Founded
- Jan 1, 2012
Contact
Email, phone, and address published on this site's own pages.
- win@customer.io
- Address
- 9450 SW Gemini Dr, Beaverton, OR, 97008, US
Meta tags
- Title
- Customer.io Platform: Automation, Data, Content Creation
- Description
- Explore Customer.io, the data-driven platform for personalized customer journeys across all channels, fueled by first-party data.
- Canonical
- https://customer.io
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- index, follow
- Manifest
- https://customer.io/manifest.webmanifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Vercel
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- customer.io
- Valid from
- Jun 24, 2026
- Valid to
- Sep 22, 2026
- Days until expiry
- 54
- SAN domains
- customer.io
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsMissing
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyEnabled
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 6 · H3 15
Links
41 internal · 12 external · 20 broken
Images
79 total · 0 missing alt
Scripts / Styles
107 scripts · 2 stylesheets
JS / CSS size
271 KB · 3.8 KB
Page size
495 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://customer.io
- Final URL
- https://customer.io
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 40 ms
- HTML size
- 495 KB
- Redirect chain
- https://customer.io
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Frequently asked questions
- What technology does customer.io use?
- customer.io is built with Next.js.
- Is customer.io secure (HTTPS)?
- Yes. customer.io uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 22, 2026.
- Who hosts customer.io?
- Hosting provider information for customer.io is not available yet.
- What is customer.io's SEO score?
- customer.io scored 90/100 for SEO in the latest analysis (excellent).
- What is customer.io's overall website score?
- customer.io has an overall SiteGraph score of 92/100, combining SEO, performance, security, and accessibility.
- What company operates customer.io?
- customer.io is operated by Customer.io Platform: Automation, Data, Content Creation. Explore Customer.io, the data-driven platform for personalized customer journeys across all channels, fueled by first-party data.
- Has customer.io's score changed over time?
- customer.io's overall score has improved by 1 point (from 91 to 92) since Jul 18, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card