plain.com
Plain — The AI Support Stack Built for B2B
Last scanned Aug 5, 2026, 6:00 PM · 15 views
Overall score
Great
Summary
Plain is the AI support stack built for B2B teams. This website uses Plausible Analytics hosted on AWS behind Vercel CDN. SEO is excellent (95/100) and accessibility is excellent (100/100). Security scores good (80/100) and performance good (80/100). Top issue: Meta description longer than 160 characters.
Plain is the AI support stack built for B2B teams. Composable infrastructure that gives you complete flexibility to build a support motion that grows with your business — no-code or all-code.
- United States
- Hosted on AWS
Products & pricing
Product and pricing information published in this site's own structured data.
NEW
$35 USD
Top issues to fix
3 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.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
SEO
1 issue(s) found
Performance
39 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
+3 overall since Jul 26, 2026
- Overall
- 89
- SEO
- 95
- Security
- 80
- Performance
- 80
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Plain is the AI support stack built for B2B teams. Composable infrastructure that gives you complete flexibility to build a support motion that grows with your business — no-code or all-code.
Contact
Email, phone, and address published on this site's own pages.
Source: https://www.plain.com/sidekick
Meta tags
- Title
- Plain — The AI Support Stack Built for B2B
- Description
- Plain is the AI support stack built for B2B teams. Composable infrastructure that gives you complete flexibility to build a support motion that grows with your business — no-code or all-code.
- Canonical
- https://www.plain.com/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width
- Robots meta
- max-image-preview:large
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
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
- www.plain.com
- Valid from
- Jun 28, 2026
- Valid to
- Sep 26, 2026
- Days until expiry
- 51
- SAN domains
- www.plain.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 12 · H3 1
Links
7 internal · 2 external · 0 broken
Images
27 total · 0 missing alt
Scripts / Styles
56 scripts · 0 stylesheets
JS / CSS size
966 KB · 340 KB
Page size
906 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 0
- sitemap.xml
- Found
- URLs in sitemap
- 402
SEO issues
- Meta description longer than 160 characters
Accessibility issues
No accessibility issues detected.
Careers
This company has an active careers page, but individual openings weren't reliably parsed from it — visit the page above for current listings.
Scan details
- Requested URL
- https://plain.com
- Final URL
- https://www.plain.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 21 ms
- HTML size
- 906 KB
- Redirect chain
- https://plain.com → https://www.plain.com/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does plain.com use?
- plain.com is built with Google Analytics, Plausible Analytics, Google Ads.
- Is plain.com secure (HTTPS)?
- Yes. plain.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 26, 2026.
- Who hosts plain.com?
- plain.com is hosted on AWS, behind Vercel CDN.
- What is plain.com's SEO score?
- plain.com scored 95/100 for SEO in the latest analysis (excellent).
- What is plain.com's overall website score?
- plain.com has an overall SiteGraph score of 89/100, combining SEO, performance, security, and accessibility.
- What products does plain.com offer?
- plain.com offers NEW.
- Has plain.com's score changed over time?
- plain.com's overall score has improved by 3 points (from 86 to 89) since Jul 26, 2026.
- Is plain.com hiring?
- plain.com has a careers page; check it directly for current openings.
OpenGraph & Twitter Card
OpenGraph
Twitter Card