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cardlytics.com

Cardlytics | Card-Linked Offers for Incremental Lift

Last scanned Aug 2, 2026, 7:00 PM · 6 views

84

Overall score

Great

Summary

Our leading card-linked offer network delivers incremental lift to advertisers and best-in-class offers for financial institutions and publishers. This website uses jQuery behind Cloudflare CDN. SEO is good (75/100) and accessibility is excellent (90/100). Security scores good (75/100) and performance excellent (100/100). Top issue: Missing canonical link.

Our leading card-linked offer network delivers incremental lift to advertisers and best-in-class offers for financial institutions and publishers. Learn more.

Top issues to fix

9 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.

  • Missing canonical link

    SEO

    Add <link rel="canonical"> so search engines know which URL variant to index.

  • No structured data (JSON-LD) found

    SEO

    Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.

  • robots.txt not found

    SEO

    Publish /robots.txt with a Sitemap: directive to guide crawlers.

+3 more issues — details in the sections below.

75

SEO

4 issue(s) found

100

Performance

384 ms

75

Security

HTTPS & header checks

90

Accessibility

1 issue(s) found

Score history

0 overall since Jul 26, 2026

Overall
84
SEO
75
Security
75
Performance
100
Accessibility
90

Organization

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

Our leading card-linked offer network delivers incremental lift to advertisers and best-in-class offers for financial institutions and publishers. Learn more.

InstagramLinkedInFacebookX (Twitter)

Contact

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

Meta tags

Title
Cardlytics | Card-Linked Offers for Incremental Lift
Description
Our leading card-linked offer network delivers incremental lift to advertisers and best-in-class offers for financial institutions and publishers. Learn more.
Canonical
Language
Charset
utf-8
Viewport
width=device-width, initial-scale=1
Robots meta
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
Cardlytics | Card-Linked Offers for Incremental Lift
og:description
Our leading card-linked offer network delivers incremental lift to advertisers and best-in-class offers for financial institutions and publishers. Learn more.
og:type
website
og:url
—

Twitter Card

twitter:card
summary_large_image
twitter:title
Cardlytics | Card-Linked Offers for Incremental Lift
twitter:description
Our leading card-linked offer network delivers incremental lift to advertisers and best-in-class offers for financial institutions and publishers. Learn more.

Technologies

Detected frameworks, languages, and tools.

jQuery

Hosting & CDN

Hosting provider
—
CDN provider
Cloudflare
IP address
—
ASN
—

DNS records

TypeValue
A—
AAAA—
MX—
TXT—
NS—
CAA—
CNAME—
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Google Trust Services
Subject
www.cardlytics.com
Valid from
Jul 29, 2026
Valid to
Oct 27, 2026
Days until expiry
85
SAN domains
www.cardlytics.com

Security headers

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

Compression: gzip · 1 cookie(s) observed

Content & assets

Headings

H1 1 · H2 10 · H3 6

Links

26 internal · 8 external · 20 broken

Images

103 total · 0 missing alt

Scripts / Styles

30 scripts · 3 stylesheets

JS / CSS size

7.8 KB · 18.3 KB

Page size

180 KB

Robots.txt & Sitemap

robots.txt
Not found
Disallow rules
0
sitemap.xml
Not found
URLs in sitemap
0

SEO issues

  • Missing canonical link
  • No structured data (JSON-LD) found
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

  • Missing <html lang> attribute

Scan details

Requested URL
https://cardlytics.com
Final URL
https://www.cardlytics.com/
HTTP status
200
HTTP version
HTTP/2
Response time
381 ms
HTML size
180 KB
Redirect chain
https://cardlytics.com → https://www.cardlytics.com/

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Frequently asked questions

What technology does cardlytics.com use?
cardlytics.com is built with jQuery.
Is cardlytics.com secure (HTTPS)?
Yes. cardlytics.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 27, 2026.
Who hosts cardlytics.com?
Hosting provider information for cardlytics.com is not available yet.
What is cardlytics.com's SEO score?
cardlytics.com scored 75/100 for SEO in the latest analysis (fair).
What is cardlytics.com's overall website score?
cardlytics.com has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.
Has cardlytics.com's score changed over time?
cardlytics.com's overall score has stayed steady at 84/100 since Jul 26, 2026.