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sparkle.io

https://sparkle.io· First analyzed 28 May 2026· Updated 28 May 2026
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sparkle.io
Desktop screenshot of sparkle.io
Mobile screenshot of sparkle.io
Mobile

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Hosting Provider

cloudflare.com

IP Address

104.21.21.180

Site Location

🇨🇦 Canadavia ip

Server Location

🇨🇦 Toronto, Canada

ASN

AS13335

Organization

Cloudflare, Inc.

Server

Cloudflare

CDN

Cloudflare

WAF

Cloudflare

Nameservers

dina.ns.cloudflare.com.norm.ns.cloudflare.com.

Performance

87

Core Web Vitals

Weight

First Contentful Paint
1.7 s10%
Speed Index
2.2 s10%
Largest Contentful Paint
25%
Total Blocking Time
0.0 ms30%
Cumulative Layout Shift
0.00025%
987 KB
97 requests

Image Optimization

Lazy LoadResponsive
0–49
50–89
90–100

Architecture Stack

Monolithic
⚙️ SSR
WordPressv7.0
cms
GeneratePressv3.6.1
by Tom Usborne
View Theme

SEO Analysis

A86/100
26
4
1
Meta Tags14/15
Content10/12
Headings8/8
Technical22/25
E-E-A-T7/7
Images3/7
Links2/5
URL5/5
Social5/5
Freshness4/4
Mobile3/4
Indexability3/3
S
sparkle.iosparkle.io

Sparkle | End to End Sales Management Software

Reach inboxes, get responses, and grow your business with a smart outreach tool that scales personalization and builds verified email lists for you.

Title Length46 chars

Recommended: 50-60 chars (~287px / 580px)

Description Length148 chars

Recommended: 120-160 chars

Issues (1)

  • Most images missing alt text (29/57) — critical for accessibility and SEO

Crawlability

Sitemap

Type: index

6 URLs

6 sub-sitemaps

robots.txt

Local SEO

Local Search Readiness

14/100
Poor
4 13

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

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AI & LLM Readiness

D58/100
Bot Access
20/25
Machine Read.
7/25
Schema Data
13/25
Citation
18/25

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
Text ratio:1%
Words:799
Token eff.:Optimal

Structured Data

6 JSON-LD
Article×1.2Person×1.3Organization×1.1WebSiteSearchAction
sameAs entity links

Citation Readiness

Opening Summary82w
Descriptive Headingsavg 3w
Canonical URL
Open Graph3/3
Twitter Card3/3
Language Tag
Publish Date
Author Info
Lists
Tables
TL;DR / Summary
About Page Link
Recommendations (8)
AI readiness recommendation preview...

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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.
A
81/100
13
Passed
3
Critical
1
Warnings
Images & Alt Text
15/20
Checks if images have descriptive alt text for screen readers and visually impaired users.
Semantic Structure
17/20
Evaluates proper use of HTML5 semantic elements (header, nav, main, footer) and heading hierarchy.
Forms & Inputs
10/15
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
15/15
Ensures all interactive elements are reachable and operable via keyboard (tab, enter, escape).
ARIA & Roles
9/15
Checks correct use of WAI-ARIA attributes (roles, states, properties) for assistive technologies.
2 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.
63/100
B
100 mg
CO₂e / view
986.9 KB
Page Weight
70%
Cleaner Than
New Visitor
114 mg
vs
Returning (cached)
57 mg
Annual (10K/mo)
12.0 kg
Emission Segments
Data Center
5 mg
Network
29 mg
Device
66 mg
Resource Breakdown
JavaScript
448.2 KB
Images
33.0 KB
CSS
314.9 KB
Fonts
5.0 KB
HTML
101.6 KB
Other
84.1 KB
Green Hosting Verified
Cloudflare
GWF Verified
3 recommendations
  • Carbon footprint recommendation preview...
F

Security Score

26%Critical
Interactive

HTTPS

WAF

63d

Certificate Details

Type

Domain Validated (DV)

Certificate Authority

Google Trust Services

Key Algorithm

ECDSA (secp256r1) (256 bit)

Signature

ECDSA with SHA-256

TLS Version

TLSv1.3

HTTP Protocol

HTTP/2+H3

Valid From

02.05.2026

Valid Until

31.07.2026

OCSP Stapling

Enabled

Subject Alternative Names (2)

sparkle.io*.sparkle.io

SHA-256 Fingerprint

7E:D5:2E:16:D1:B0:4B:D7:24:D6:40:0D:57:9E:BD:91:13:68:AB:D3...

Top Recommendations

Security recommendation preview

HTTP Headers

Developer Console

age
10017
alt-svc
h3=":443"; ma=86400
cache-control
🟡 0s(max-age=0)
cf-cache-status
DYNAMIC
cf-ray
a02cf8eeee7bd826-EWR
content-encoding
zstd
Good Warning Issue

Email Infrastructure

Google Workspace

Score

95

SPF
DKIM
DMARC

DMARC Policy

Reject (Strictest)

MX Records (5)

aspmx.l.google.com
alt3.aspmx.l.google.com
alt4.aspmx.l.google.com
alt1.aspmx.l.google.com

+1 more

Domain Information

sparkle.io

Domain Age
13y 11m

Created

24.06.2012

Expires

24.06.2027

Last Updated

25.05.2026

Registrar

NameCheap, Inc.

DNSSEC
Not Enabled

Privacy & Compliance

Cookiebot

Cookie Consent Banner
Cookiebot
Privacy Policy
Terms of Service

GDPR Indicators

Cookie consent banner detected
CMP: Cookiebot
Privacy policy page linked
Data Protection Officer mentioned

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.
A
80/100
Mobile Friendly17 breakpoints
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
1 recommendation
  • Mobile compatibility recommendation preview...

Typography & Readability

DM Sans + Inter

WCAG AA
85/100
Readability
/30
27/30

16px · LH 1.50

Hierarchy
/20
18/20

3.75x ratio · ✓ H1→H6

WCAG
/25
22/25

4.97:1 min contrast

Performance
/25
18/25

2 fonts · 4 req

Heading Font

DM Sans

Sans60px

Body Font

Inter

Sans16px

Contrast Ratio

4.97:1

WCAG AA (≥4.5:1)

Reading Comfort

~40 CPL

Narrow lines
60px
h1
36px
h2
32px
h3
16px
p

✅ Excellent readability: 16px body text is ideal for all devices.

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

⚠️ Hard to read: Flesch score 45/100. Simplify sentences for wider reach.

✅ WCAG AA contrast: All text meets 4.5:1 ratio (min 5.0:1).

✅ Perfect heading hierarchy: Sequential h1→h2→h3 with single H1 — ideal for SEO & accessibility.

✅ Strong hierarchy: Headlines are 3.8x larger than body text.

Color Palette

4 unique colors
Light
#4318fe
Primary· 74.5%
#f0edfe
Accent· 11.599999999999998%
#fffffe
Primary· 10.200000000000001%
#af9eeb
Accent· 3.8%

Business & Marketing Stack

3 Tools Detected

Advanced

Behavior Analytics

2

User behavior and product analytics

Privacy & Cookies

1

Cookie consent and privacy compliance tools

2

Categories

3

Total Tools

0

Enterprise

1

Mid-Market

Assessment: Well-developed marketing technology stack

Ad Networks

Media.net

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Scripts & Styles

30 Resources

20
Scripts
10
Styles
2
Async
16
Defer

Top Script Sources

sparkle.io(17)cdnjs.cloudflare.com(2)fd.cleantalk.org(1)

Website Identity

Sparkle.io

Sparkle.io

Organization

Reach inboxes, get responses, and grow your business with a smart outreach tool that scales personalization and builds verified email lists for you.

13 years old
Location detected: 🇨🇦 Canadavia ip
NameCheap, Inc.📧 Google Workspaceen-US

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Last analyzed: 28 May 2026 at 11:38

Historical Analysis & Change Tracking

sparkle.io Technology Stack - Built With jQuery, jQuery UI, Highcharts, Swiper, Slick Carousel | StackOptic | StackOptic