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a.klaviyo.com

Klaviyo: AI Email Marketing & SMS | B2C CRM

Last scanned Jul 23, 2026, 12:52 PM

91

Overall score

Excellent

Summary

Klaviyo unifies AI-powered email marketing and SMS to drive growth, retention, and measurable results. This website uses WooCommerce hosted on Cloudflare behind Cloudflare CDN. SEO is excellent (95/100) and accessibility is good (85/100). Security scores excellent (90/100) and performance excellent (90/100). Top issue: Meta description longer than 160 characters.

Klaviyo unifies AI-powered email marketing and SMS to drive growth, retention, and measurable results. Build personalized, omnichannel experiences across WhatsApp, ecommerce, and more with K:AI Agents.

United States
Hosted on Cloudflare

Products & pricing

Product and pricing information published in this site's own structured data.

Klaviyo pricing: Start with a free plan

$5 USD

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.

  • 1 cookie without Secure/HttpOnly flags

    Security

    Set Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.

  • Meta description longer than 160 characters

    SEO

    Trim the meta description to under 160 characters to avoid truncation in search results.

  • More than 20% of images are missing alt text

    Accessibility

    Add alt attributes to the remaining images (use alt="" for purely decorative ones).

95

SEO

1 issue(s) found

90

Performance

741 ms

90

Security

HTTPS & header checks

85

Accessibility

1 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.

Klaviyo unifies AI-powered email marketing and SMS to drive growth, retention, and measurable results. Build personalized, omnichannel experiences across WhatsApp, ecommerce, and more with K:AI Agents.

Contact

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

Meta tags

Title
Klaviyo: AI Email Marketing & SMS | B2C CRM
Description
Klaviyo unifies AI-powered email marketing and SMS to drive growth, retention, and measurable results. Build personalized, omnichannel experiences across WhatsApp, ecommerce, and more with K:AI Agents.
Canonical
https://www.klaviyo.com
Language
en-US
Charset
utf-8
Viewport
width=device-width, initial-scale=1, shrink-to-fit=no
Robots meta
index, follow
Manifest
https://www.klaviyo.com/manifest.webmanifest

OpenGraph & Twitter Card

OpenGraph

og:title
Klaviyo: AI Email Marketing & SMS | B2C CRM
og:description
og:type
website
og:url
https://www.klaviyo.com

Twitter Card

twitter:card
summary_large_image
twitter:title
Klaviyo: AI Email Marketing & SMS | B2C CRM
twitter:description
Klaviyo unifies AI-powered email marketing and SMS to drive growth, retention, and measurable results. Build personalized, omnichannel experiences across WhatsApp, ecommerce, and more with K:AI Agents.

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider
Cloudflare
CDN provider
Cloudflare
IP address
104.18.40.137
ASN
AS13335 (CLOUDFLARENET - Cloudflare, Inc., US)

DNS records

TypeValue
A
  • 104.18.40.137
  • 172.64.147.119
AAAA
  • 2606:4700:440c::6812:2889
  • 2606:4700:440c::ac40:9377
MX
TXT
NS
CAA
CNAME
  • www.klaviyo.com.cdn.cloudflare.net
IPv6 supportYes

TLS / SSL certificate

Version
TLS 1.3
Issuer
Google Trust Services
Subject
klaviyo.com
Valid from
Jun 20, 2026
Valid to
Sep 18, 2026
Days until expiry
57
SAN domains
klaviyo.com, *.services.klaviyo.com, *.klaviyo.com

Security headers

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

Compression: gzip · 1 cookie(s) observed

Content & assets

Headings

H1 1 · H2 7 · H3 7

Links

93 internal · 28 external · 0 broken

Images

138 total · 29 missing alt

Scripts / Styles

109 scripts · 3 stylesheets

JS / CSS size

395 KB · 9.0 KB

Page size

516 KB

Robots.txt & Sitemap

robots.txt
Found
Disallow rules
118
sitemap.xml
Found
URLs in sitemap
-1

SEO issues

  • Meta description longer than 160 characters

Accessibility issues

  • More than 20% of images are missing alt text

Careers

Team

People listed on this site's own team or about page.

Klaviyo For

Partners

Klaviyo For

Partners

Andrew Bialecki

Co-founder and co-CEO

Scan details

Requested URL
https://a.klaviyo.com
Final URL
https://www.klaviyo.com/uk/
HTTP status
200
HTTP version
HTTP/2
Response time
731 ms
HTML size
516 KB
Redirect chain
https://a.klaviyo.com → https://www.klaviyo.com/ → https://www.klaviyo.com/uk/

See something wrong on this report? Request a correction

Frequently asked questions

What technology does a.klaviyo.com use?
a.klaviyo.com is built with Astro, WooCommerce, BigCommerce, Google Analytics, Google Ads, Meta Pixel, TikTok Pixel.
Is a.klaviyo.com secure (HTTPS)?
Yes. a.klaviyo.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Sep 18, 2026.
Who hosts a.klaviyo.com?
a.klaviyo.com is hosted on Cloudflare, behind Cloudflare CDN.
What is a.klaviyo.com's SEO score?
a.klaviyo.com scored 95/100 for SEO in the latest analysis (excellent).
What is a.klaviyo.com's overall website score?
a.klaviyo.com has an overall SiteGraph score of 91/100, combining SEO, performance, security, and accessibility.
What products does a.klaviyo.com offer?
a.klaviyo.com offers Klaviyo pricing: Start with a free plan.
Is a.klaviyo.com hiring?
Yes. a.klaviyo.com has 7 open roles listed on their careers page.