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yo-yoma.com

https://yo-yoma.com· First analyzed 15 May 2026· Updated 15 May 2026
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yo-yoma.com
Desktop screenshot of yo-yoma.com
Mobile screenshot of yo-yoma.com
Mobile

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Hosting Provider

pantheon.io

IP Address

23.185.0.3

Site Location

🇺🇸 United Statesvia ip

Server Location

🇺🇸 San Francisco, United States

ASN

AS54113

Organization

Pantheon

Server

Nginx

CDN

Fastly

Nameservers

ed.ns.cloudflare.com.chin.ns.cloudflare.com.

Performance

100

Core Web Vitals

Weight

First Contentful Paint
638 ms10%
Speed Index
829 ms10%
Largest Contentful Paint
25%
Total Blocking Time
0.0 ms30%
Cumulative Layout Shift
0.00025%
2 MB
49 requests

Image Optimization

WebP
0–49
50–89
90–100

Architecture Stack

Monolithic
⚙️ SSR
WordPressv6.1.1
cms
YYMv1.0Custom
by Andrew Kaye
View Theme

Technology Stack

12 Technologies Detected

SEO Analysis

D54/100
15
8
2
Meta Tags9/15
Content5/12
Headings3/8
Technical19/25
E-E-A-T0/7
Images1/7
Links5/5
URL5/5
Social0/5
Freshness0/4
Mobile4/4
Indexability3/3
Y
yo-yoma.comyo-yoma.com

Yo-Yo Ma

The official website of cellist Yo-Yo Ma, featuring recordings, performance dates, biography, projects, and collaborations.

Title Length8 chars

Recommended: 50-60 chars (~52px / 580px)

Description Length123 chars

Recommended: 120-160 chars

Issues (2)

  • Missing H1 tag — every page should have exactly one H1
  • Most images missing alt text (15/15) — critical for accessibility and SEO

Crawlability

Sitemap

Type: index

5 URLs

5 sub-sitemaps

robots.txt

5 rules

Sitemap reference found

Local SEO

Local Search Readiness

3/100
Poor
1 14 2

This site doesn't appear to be a local business. Local SEO signals are optional for non-local websites.

Sponsored

AI & LLM Readiness

F34/100
Bot Access
20/25
Machine Read.
4/25
Schema Data
0/25
Citation
10/25

AI Bot Access

14/14 accessible
AI Search
OAI-SearchBot
PerplexityBot
Claude-SearchBot
Gemini-Deep-Research
DuckAssistBot
Training
GPTBot
ClaudeBot
Google-Extended
Meta-ExternalAgent
Bytespiderinfo
Amazonbot
Applebot-Extended
CCBotinfo
Fetch
ChatGPT-User

Machine Readability

llms.txt
llms-full.txt
Semantic HTML
Heading Hierarchy
navheader/footer
Text ratio:2%
Words:105
Token eff.:Too Short
Sections/1K:57.1
Depth:2/5

Structured Data

No Schema

Citation Readiness

Opening Summary
Descriptive Headingsavg 12.2w
Canonical URL
Open Graph0/3
Twitter Card0/3
Language Tag
Publish Date
Author Info
Lists
Tables
TL;DR / Summary
About Page Link
Recommendations (10)
AI readiness recommendation preview...

Sponsored

Accessibility

WCAG 2.1 Compliance

Evaluates how accessible your website is for users with disabilities, based on WCAG 2.1 guidelines. Checks images, forms, keyboard navigation, ARIA roles, and color contrast.
D
58/100
8
Passed
5
Critical
0
Warnings
Images & Alt Text
5/20
Checks if images have descriptive alt text for screen readers and visually impaired users.
Semantic Structure
13/20
Evaluates proper use of HTML5 semantic elements (header, nav, main, footer) and heading hierarchy.
Forms & Inputs
15/15
Verifies form fields have labels, error messages are clear, and inputs are properly associated.
Color & Contrast
15/15
Tests text-to-background color contrast ratios against WCAG AA/AAA minimum requirements.
Keyboard & Focus
9/15
Ensures all interactive elements are reachable and operable via keyboard (tab, enter, escape).
ARIA & Roles
1/15
Checks correct use of WAI-ARIA attributes (roles, states, properties) for assistive technologies.
3 recommendations
  • Accessibility recommendation preview...

Carbon Footprint

SWDM v4 · Eco-Score

Carbon emissions estimated using the Sustainable Web Design Model v4 (SWDM v4). Factors in data center, network, and device energy across new and returning visitors. Grade thresholds based on HTTP Archive percentiles.
35/100
D
251 mg
CO₂e / view
2.0 MB
Page Weight
50%
Cleaner Than
New Visitor
287 mg
vs
Returning (cached)
144 mg
Annual (10K/mo)
30.2 kg
Emission Segments
Data Center
56 mg
Network
60 mg
Device
135 mg
Resource Breakdown
JavaScript
275.4 KB
Images
1.5 MB
CSS
254.4 KB
HTML
9.0 KB
Green Hosting Not Verified
Pantheon
5 recommendations
  • Carbon footprint recommendation preview...
B

Security Score

71%Good
Static / Informational

HTTPS

No WAF

79d

Certificate Details

Type

Domain Validated (DV)

Certificate Authority

Let's Encrypt

Key Algorithm

RSA (2048 bit)

Signature

SHA-256 with RSA

TLS Version

TLSv1.3

HTTP Protocol

HTTP/2

Valid From

04.05.2026

Valid Until

02.08.2026

Subject Alternative Names (2)

www.yo-yoma.comyo-yoma.com

SHA-256 Fingerprint

AA:B7:54:10:9C:AF:90:7F:1A:7A:C5:63:E0:F5:6C:C0:3B:A8:8F:F3...

Recommendations

Security recommendation preview

HTTP Headers

Developer Console

accept-ranges
bytes
age
361
cache-control
🟡 600s(public, max-age=600)
content-encoding
📦 Gzip(gzip)
content-length
8866
content-type
text/html; charset=UTF-8
Good Warning Issue

Email Infrastructure

Google Workspace

Score

65

SPF
DKIM
DMARC

DMARC Policy

None (Monitor Only)

MX Records (5)

aspmx.l.google.com
alt1.aspmx.l.google.com
alt3.aspmx.l.google.com
alt2.aspmx.l.google.com

+1 more

Domain Information

yo-yoma.com

Domain Age
27y 9m

Created

20.08.1998

Expires

19.08.2026

Last Updated

21.08.2025

Registrar

Tucows Domains Inc.

DNSSEC
Not Enabled

Privacy & Compliance

Cookie Consent Banner
Privacy Policy
Terms of Service

GDPR Indicators

Privacy policy page linked

Mobile Compatibility

Viewport & Responsive Test

Tests how well your website works on mobile devices. Checks viewport configuration, responsive layout, touch targets, font readability, and simulates rendering across different screen sizes.
D
59/100
Mobile Friendly1 breakpoint
Viewport Meta
The viewport meta tag tells mobile browsers how to scale the page. Without it, mobile devices render at desktop width.
Responsive Design
Uses CSS media queries or flexible layouts to adapt content to different screen sizes automatically.
Touch Icons
Apple touch icons and favicons displayed when users add the site to their home screen on mobile devices.
Readable Font Size
Base font size should be at least 16px on mobile to ensure text is readable without zooming.
Relative Units
Using em, rem, %, or vw instead of fixed px values allows content to scale properly across screen sizes.
No H-Scroll Risk
No elements wider than the viewport that would cause horizontal scrolling on mobile devices.
Tap Targets OK
Interactive elements (buttons, links) are at least 48x48px with enough spacing to prevent accidental taps.
No Fixed Widths
No elements with fixed pixel widths that could overflow on smaller screens and break the layout.
Viewport
width=device-width, initial-scale=1, maximum-scale=1, user-scalable=0
2 recommendations
  • Mobile compatibility recommendation preview...

Typography & Readability

chronicle_bold + gotham_light

WCAG Partial
54/100
Readability
/30
23/30

18px · LH 1.50

Hierarchy
/20
6/20
WCAG
/25
16/25

1.5:1 min contrast

Performance
/25
9/25

3 fonts · 4 req

Heading Font

chronicle_bold

Sans

Body Font

gotham_light

Sans18px

Contrast Ratio

1.5:1

11 issues

Reading Comfort

Dual Sans-Serif

center aligned
48px
h2
41px
h3

✅ Excellent readability: 18px body text is ideal for all devices.

✅ Optimal line spacing: 1.50 ratio (ideal range 1.4–1.6).

⚠️ Partial contrast: 11 elements below WCAG AA threshold (min 1.5:1).

❌ Missing H1: Every page should have exactly one H1 element for SEO and accessibility.

⚠️ Missing font-display: swap — users may see invisible text while fonts load (FOIT).

Color Palette

8 unique colors
Light
#ffffff
Background· 28.7%
#2b324f
Primary· 22.599999999999998%
#d14a2f
Accent· 18.4%
#ad9587
Secondary· 10.9%
#e1dccb
Secondary· 9.3%
#7e5d5e
Secondary· 6.4%
#282233
Secondary· 3.6%
#9d4132
Accent· 0%

Business & Marketing Stack

3 Tools Detected

Advanced

Behavior Analytics

1

User behavior and product analytics

Advertising

2

Ad platforms and retargeting pixels

2

Categories

3

Total Tools

1

Enterprise

1

Mid-Market

Assessment: Well-developed marketing technology stack

Ad Networks

Amazon Publisher Services

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Scripts & Styles

22 Resources

16
Scripts
6
Styles
4
Async
1
Defer

Top Script Sources

yo-yoma.com(10)connect.facebook.net(2)googletagmanager.com(1)googleads.g.doubleclick.net(1)ajax.googleapis.com(1)

Website Identity

yo-yoma.com

27 years old
Location detected: 🇺🇸 United Statesvia ip
Tucows Domains Inc.📧 Google Workspaceen-US

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Last analyzed: 15 May 2026 at 16:07

Historical Analysis & Change Tracking