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ultrasurf.us

https://ultrasurf.us· First analyzed 21 May 2026· Updated 21 May 2026
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ultrasurf.us
Desktop screenshot of ultrasurf.us
Mobile screenshot of ultrasurf.us
Mobile

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Hosting Provider

cloudflare.com

IP Address

172.67.137.144

Site Location

🇺🇸 United Statesvia tld

Server Location

🇨🇦 Toronto, Canada

ASN

AS13335

Organization

Cloudflare, Inc.

Server

Cloudflare

CDN

Cloudflare

WAF

Cloudflare

Nameservers

isaac.ns.cloudflare.com.aria.ns.cloudflare.com.

Performance

100

Core Web Vitals

Weight

First Contentful Paint
490 ms10%
Speed Index
637 ms10%
Largest Contentful Paint
25%
Total Blocking Time
0.0 ms30%
Cumulative Layout Shift
0.00025%
37 KB
6 requests
0–49
50–89
90–100

Architecture Stack

Monolithic
⚙️ SSR
Infrastructure
Hosting
Cloudflare
CDN
Cloudflare

Technology Stack

1 Technologies Detected

SEO Analysis

D47/100
12
12
1
Meta Tags8/15
Content10/12
Headings4/8
Technical6/25
E-E-A-T0/7
Images2/7
Links5/5
URL5/5
Social0/5
Freshness0/4
Mobile4/4
Indexability3/3
U
ultrasurf.usultrasurf.us

ultrasurf.us/

Ultrareach is the maker of Ultrasurf, the world's leading internet freedom and online privacy software.

Title Length13 chars

Recommended: 50-60 chars (~76px / 580px)

Description Length103 chars

Recommended: 120-160 chars

Issues (1)

  • Missing viewport meta tag — page may not be mobile-friendly (Google uses mobile-first indexing)

Crawlability

Sitemap

Type: standard

14 URLs

robots.txt

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

D42/100
Bot Access
20/25
Machine Read.
14/25
Schema Data
0/25
Citation
8/25

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
code blocks
Text ratio:32%
Words:318
Token eff.:Optimal
Depth:1/5

Structured Data

No Schema

Citation Readiness

Opening Summary51w
Descriptive Headings
Canonical URL
Open Graph0/3
Twitter Card0/3
Language Tag
Publish Date
Author Info
Lists
Tables
TL;DR / Summary
About Page Link
Recommendations (8)
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
59/100
7
Passed
6
Critical
0
Warnings
Images & Alt Text
10/20
Checks if images have descriptive alt text for screen readers and visually impaired users.
Semantic Structure
9/20
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.
64/100
A+
4 mg
CO₂e / view
36.9 KB
Page Weight
95%
Cleaner Than
New Visitor
4 mg
vs
Returning (cached)
2 mg
Annual (10K/mo)
444 g
Emission Segments
Data Center
<0.001 g
Network
1 mg
Device
3 mg
Resource Breakdown
Images
8.2 KB
CSS
26.1 KB
HTML
2.6 KB
Green Hosting Verified
Cloudflare
GWF Verified
4 recommendations
  • Carbon footprint recommendation preview...
B

Security Score

71%Good
Static / Informational

HTTPS

WAF

59d

Certificate Details

Type

Domain Validated (DV)

Certificate Authority

Let's Encrypt

Key Algorithm

ECDSA (secp256r1) (256 bit)

Signature

ECDSA with SHA-384

TLS Version

TLSv1.3

HTTP Protocol

HTTP/2+H3

Valid From

20.04.2026

Valid Until

19.07.2026

Subject Alternative Names (3)

*.ultrasurf.usultrasurf.mobile.ultrasurf.usultrasurf.us

SHA-256 Fingerprint

5F:03:59:20:D3:69:4D:5E:F1:2D:DB:59:54:32:A7:36:6B:E5:CA:06...

Recommendations

Security recommendation preview

HTTP Headers

Developer Console

alt-svc
h3=":443"; ma=86400
cf-cache-status
DYNAMIC
cf-ray
9ff1b37a38e64d21-SJC
content-encoding
zstd
content-type
text/html
date
Thu, 21 May 2026 06:59:54 GMT
Good Warning Issue

Email Infrastructure

Custom Mail Server

Score

20

SPF
DKIM
DMARC

MX Records (1)

mail.ultrasurf.us

Domain Information

ultrasurf.us

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.
F
22/100
Not Mobile Friendly
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.
6 recommendations
  • Mobile compatibility recommendation preview...

Typography & Readability

Verdana

WCAG AAA
64/100
Readability
/30
16/30

14px · LH 1.43

Hierarchy
/20
13/20

1.29x ratio

WCAG
/25
21/25

9.1:1 min contrast

Performance
/25
14/25

2 fonts

Heading Font

Verdana

Sans18px

Body Font

Verdana

Sans14px

Contrast Ratio

9.1:1

WCAG AAA (≥7:1)

Reading Comfort

~121 CPL

Too wide
18px
h1
14px
p

⚠️ Small text: 14px may strain on mobile. Use ≥16px for WCAG compliance.

✅ Optimal line spacing: 1.43 ratio (ideal range 1.4–1.6).

❌ Very long lines: ~121 chars/line causes eye strain. Add max-width constraint.

⚠️ Hard to read: Flesch score 36/100. Simplify sentences for wider reach.

✅ WCAG AAA contrast: All text meets 7:1 ratio (min 9.1:1).

⚠️ Minor heading issue: 0 level skip(s) detected. Maintain sequential order for screen readers.

Color Palette

4 unique colors
3.91:1 AA Large Light
#ffffff
Background· 81.49999999999997%
#7a8287
Other· 4.1%
#eff3f2
Primary· 10.600000000000001%

Business & Marketing Stack

1 Tools Detected

Growing

Behavior Analytics

1

User behavior and product analytics

1

Categories

1

Total Tools

0

Enterprise

0

Mid-Market

Assessment: Growing marketing technology adoption

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Scripts & Styles

2 Resources

1
Scripts
1
Styles
0
Async
1
Defer

Top Script Sources

static.cloudflareinsights.com(1)

Website Identity

ultrasurf.us

Location detected: 🇺🇸 United Statesvia tld

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Last analyzed: 21 May 2026 at 07:00

Historical Analysis & Change Tracking