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zemanta.com

Zemanta - Programmatic Ad Technology Built for Performance

Last scanned Jul 29, 2026, 2:00 PM · 16 views

88

Overall score

Great

Summary

Zemanta offers Zemanta One, the world’s first multi-channel demand-side platform (DSP) built for performance. This website uses WordPress. SEO is good (80/100) and accessibility is excellent (90/100). Security scores excellent (95/100) and performance excellent (90/100). Top issue: No H1 heading found.

Zemanta offers Zemanta One, the world’s first multi-channel demand-side platform (DSP) built for performance.

Top issues to fix

5 issues found · 1 high priority

  • No H1 heading found

    SEO

    Add exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.

  • Missing X-Content-Type-Options header

    Security

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

  • robots.txt not found

    SEO

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

  • sitemap.xml not found

    SEO

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

  • 6 broken links on the page

    SEO

    Fix or remove broken links — they waste crawl budget and erode user trust.

80

SEO

3 issue(s) found

90

Performance

1.74 s

95

Security

HTTPS & header checks

90

Accessibility

1 issue(s) found

Score history

-6 overall since Jul 21, 2026

Overall
88
SEO
80
Security
95
Performance
90
Accessibility
90

Organization

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

Zemanta offers Zemanta One, the world’s first multi-channel demand-side platform (DSP) built for performance.

Meta tags

Title
Zemanta - Programmatic Ad Technology Built for Performance
Description
Zemanta offers Zemanta One, the world’s first multi-channel demand-side platform (DSP) built for performance.
Canonical
https://www.zemanta.com/
Language
en-US
Charset
UTF-8
Viewport
width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0
Robots meta
index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
Manifest
https://www.zemanta.com/wp-content/uploads/fbrfg/site.webmanifest

OpenGraph & Twitter Card

OpenGraph

og:title
Zemanta - Programmatic Ad Technology Built for Performance
og:description
Zemanta offers Zemanta One, the world’s first multi-channel demand-side platform (DSP) built for performance.
og:type
website
og:url
https://www.zemanta.com/

Twitter Card

twitter:card
summary_large_image
twitter:title
twitter:description

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider
CDN provider
IP address
ASN

DNS records

TypeValue
A
AAAA
MX
TXT
NS
CAA
CNAME
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
DigiCert Inc
Subject
*.zemanta.com
Valid from
May 14, 2026
Valid to
Nov 28, 2026
Days until expiry
122
SAN domains
*.zemanta.com, zemanta.com

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 0 · H2 1 · H3 1

Links

2 internal · 4 external · 6 broken

Images

2 total · 0 missing alt

Scripts / Styles

36 scripts · 9 stylesheets

JS / CSS size

12.5 KB · 119 KB

Page size

151 KB

Robots.txt & Sitemap

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

SEO issues

  • No H1 heading found
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

  • No H1 heading found

Scan details

Requested URL
https://zemanta.com
Final URL
https://www.zemanta.com/
HTTP status
200
HTTP version
HTTP/2
Response time
1.74 s
HTML size
151 KB
Redirect chain
https://zemanta.com → https://www.zemanta.com/

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Frequently asked questions

What technology does zemanta.com use?
zemanta.com is built with WordPress, WooCommerce, jQuery, Google Analytics, Nginx.
Is zemanta.com secure (HTTPS)?
Yes. zemanta.com uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Nov 28, 2026.
Who hosts zemanta.com?
Hosting provider information for zemanta.com is not available yet.
What is zemanta.com's SEO score?
zemanta.com scored 80/100 for SEO in the latest analysis (great).
What is zemanta.com's overall website score?
zemanta.com has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.
Has zemanta.com's score changed over time?
zemanta.com's overall score has declined by 6 points (from 94 to 88) since Jul 21, 2026.