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SGSiteGraph

b12.io

B12 | The easiest AI website builder

Last scanned Aug 3, 2026, 11:00 PM · 10 views

87

Overall score

Great

Summary

Get a professional website built for you with online tools to sell your services and get paid. This website uses Google Analytics behind Netlify CDN. SEO is excellent (95/100) and accessibility is excellent (100/100). Security scores good (75/100) and performance good (80/100). Top issue: sitemap.xml not found.

B12

Get a professional website built for you with online tools to sell your services and get paid. Serve clients online using B12’s AI website builder.

Top issues to fix

4 issues found · 1 high priority

  • Missing Content-Security-Policy header

    Security

    Add a CSP to control which sources can run scripts — the strongest single defense against XSS.

  • Missing X-Content-Type-Options header

    Security

    Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.

  • Missing X-Frame-Options header

    Security

    Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.

  • sitemap.xml not found

    SEO

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

95

SEO

1 issue(s) found

80

Performance

1.57 s

75

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

+1 overall since Jul 26, 2026

Overall
87
SEO
95
Security
75
Performance
80
Accessibility
100

Organization

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

B12

Get a professional website built for you with online tools to sell your services and get paid. Serve clients online using B12’s AI website builder.

Contact

Email, phone, and address published on this site's own pages.

Meta tags

Title
B12 | The easiest AI website builder
Description
Build a professional website instantly with B12 AI website builder. Launch for free and gain powerful tools designed to grow your business online.
Canonical
https://www.b12.io/
Language
en
Charset
utf-8
Viewport
width=device-width, initial-scale=1, shrink-to-fit=no
Robots meta
Manifest
https://www.b12.io/manifest.webmanifest

OpenGraph & Twitter Card

OpenGraph

og:title
B12 | The easiest AI website builder
og:description
Build a professional website instantly with B12 AI website builder. Launch for free and gain powerful tools designed to grow your business online.
og:type
website
og:url
https://www.b12.io/

Twitter Card

twitter:card
twitter:title
twitter:description

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider
CDN provider
Netlify
IP address
3.164.85.66
ASN

DNS records

TypeValue
A
  • 3.164.85.66
  • 3.164.85.19
  • 3.164.85.46
  • 3.164.85.84
AAAA
MX
TXT
  • openai-domain-verification=dv-nQiKsXzBZi5gjXM3U7nr49Pa
NS
CAA
CNAME
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Amazon
Subject
b12.io
Valid from
Jul 20, 2026
Valid to
Feb 2, 2027
Days until expiry
183
SAN domains
b12.io, *.b12.io, *.b12.ai, www.b12sites.com, b12.ai, b12sites.com

Security headers

  • Strict-Transport-SecurityEnabled
  • Content-Security-PolicyMissing
  • X-Frame-OptionsMissing
  • X-Content-Type-OptionsMissing
  • Referrer-PolicyMissing
  • Permissions-PolicyMissing

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 4 · H3 20

Links

75 internal · 8 external · 0 broken

Images

40 total · 0 missing alt

Scripts / Styles

58 scripts · 0 stylesheets

JS / CSS size

874 KB · 216 KB

Page size

442 KB

Robots.txt & Sitemap

robots.txt
Found
Disallow rules
0
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://b12.io
Final URL
https://www.b12.io/
HTTP status
200
HTTP version
HTTP/2
Response time
1.56 s
HTML size
442 KB
Redirect chain
https://b12.io → http://www.b12.io/ → https://www.b12.io/

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Frequently asked questions

What technology does b12.io use?
b12.io is built with Gatsby, Google Analytics, Google Ads, Meta Pixel.
Is b12.io secure (HTTPS)?
Yes. b12.io uses TLS 1.3 with a certificate issued by Amazon, valid until Feb 2, 2027.
Who hosts b12.io?
Hosting provider information for b12.io is not available yet.
What is b12.io's SEO score?
b12.io scored 95/100 for SEO in the latest analysis (excellent).
What is b12.io's overall website score?
b12.io has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.
What company operates b12.io?
b12.io is operated by B12. Get a professional website built for you with online tools to sell your services and get paid. Serve clients online using B12’s AI website builder.
Has b12.io's score changed over time?
b12.io's overall score has improved by 1 point (from 86 to 87) since Jul 26, 2026.