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belsimpel.nl

https://belsimpel.nl· First analyzed 02 May 2026· Updated 02 May 2026
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belsimpel.nl
Desktop screenshot of belsimpel.nl
Mobile screenshot of belsimpel.nl
Mobile

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Hosting Provider

IP Address

91.209.168.4

Site Location

🇳🇱 Netherlandsvia tld

Server Location

🇳🇱 Groningen, The Netherlands

ASN

AS204751

Organization

Gomibo B.V

Server

Nginx

CDN

Cloudflare

WAF

Cloudflare

Nameservers

donald.ns.cloudflare.com.sofia.ns.cloudflare.com.

Performance

99

Core Web Vitals

Weight

First Contentful Paint
736 ms10%
Speed Index
957 ms10%
Largest Contentful Paint
25%
Total Blocking Time
0.0 ms30%
Cumulative Layout Shift
0.00025%
2.2 MB
199 requests

Image Optimization

Lazy Load
0–49
50–89
90–100

Architecture Stack

Monolithic
⚙️ SSR
Infrastructure
Hosting
Gomibo B.V
CDN
Cloudflare

Technology Stack

10 Technologies Detected

SEO Analysis

A84/100
24
4
1
Meta Tags15/15
Content11/12
Headings3/8
Technical24/25
E-E-A-T5/7
Images5/7
Links5/5
URL5/5
Social4/5
Freshness0/4
Mobile4/4
Indexability3/3
B
belsimpel.nlbelsimpel.nl

Belsimpel - Alle telefoons en providers - Belsimpel

Vergelijk alle telefoons en providers ✓ Nieuw abonnement of verlenging ✓ Ook Sim Only of los toestel ✓ Beste Prijsgarantie ✓ Voor 23.59u besteld, morgen in huis

Title Length51 chars

Recommended: 50-60 chars (~299px / 580px)

Description Length160 chars

Recommended: 120-160 chars

Issues (1)

  • Missing H1 tag — every page should have exactly one H1

Crawlability

Sitemap

Type: index

8 URLs

8 sub-sitemaps

robots.txt

145 rules

Sitemap reference found

Local SEO

Local Search Readiness

20/100
Needs Work
6 12 1

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AI & LLM Readiness

D47/100
Bot Access
20/25
Machine Read.
5/25
Schema Data
7/25
Citation
15/25

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
nav
Text ratio:5%
Words:3,052
Token eff.:Poor Structure
Depth:1/5

Structured Data

2 JSON-LD
Organization×1.1WebSiteBreadcrumbListSearchAction

Citation Readiness

Opening Summary10w
Descriptive Headingsavg 5w
Canonical URL
Open Graph3/3
Twitter Card1/3
Language Tag
Publish Date
Author Info
Lists
Tables
TL;DR / Summary
About Page Link
Recommendations (10)
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
84/100
13
Passed
2
Critical
1
Warnings
Images & Alt Text
20/20
Checks if images have descriptive alt text for screen readers and visually impaired users.
Semantic Structure
18/20
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
7/15
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.
28/100
D
276 mg
CO₂e / view
2.2 MB
Page Weight
50%
Cleaner Than
New Visitor
315 mg
vs
Returning (cached)
158 mg
Annual (10K/mo)
33.1 kg
Emission Segments
Data Center
62 mg
Network
66 mg
Device
148 mg
Resource Breakdown
JavaScript
729.9 KB
Images
1.2 MB
CSS
195.3 KB
HTML
71.6 KB
Other
383 B
Green Hosting Not Verified
Gomibo B.V
7 recommendations
  • Carbon footprint recommendation preview...
C

Security Score

66%Fair
Interactive

HTTPS

No WAF

82d

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

25.04.2026

Valid Until

24.07.2026

Subject Alternative Names (4)

*.belsimpel.nlbelsimpel.nlbsimg.nlwww.bsimg.nl

SHA-256 Fingerprint

00:19:21:F4:94:C4:4A:31:0D:87:48:F0:DB:4E:08:E9:D2:C0:17:06...

Top Recommendations

Security recommendation preview

HTTP Headers

Developer Console

cache-control
🔴 No Cache(no-store, no-cache, must-revalidate)
content-encoding
📦 Gzip(gzip)
content-security-policy
frame-ancestors 'self'
content-type
text/html; charset=UTF-8
date
Sat, 02 May 2026 11:42:14 GMT
expires
Thu, 19 Nov 1981 08:52:00 GMT
Good Warning Issue

Email Infrastructure

Custom Mail Server

Score

75

SPF
DKIM
DMARC

DMARC Policy

Reject (Strictest)

MX Records (2)

spamfilter-01-wp.mobielwerkt.net
khaki.mobielwerkt.nl

Domain Information

belsimpel.nl

Domain Age
19y 3m

Created

26.01.2007

Last Updated

13.12.2022

Registrar

Exonet B.V.

DNSSEC
Not Enabled

Privacy & Compliance

Cookie Consent Banner
Privacy Policy
Terms of Service

GDPR Indicators

Cookie consent banner detected
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.
C
60/100
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
3 recommendations
  • Mobile compatibility recommendation preview...

Typography & Readability

roboto-bold + roboto-regular

WCAG Partial
57/100
Readability
/30
19/30

14px · LH 1.43

Hierarchy
/20
13/20

1x ratio · ✓ H1→H6

WCAG
/25
13/25

3.05:1 min contrast

Performance
/25
12/25

3 fonts

Heading Font

roboto-bold

Sans14px

Body Font

roboto-regular

Sans14px

Contrast Ratio

3.05:1

19 issues

Reading Comfort

~43 CPL

Narrow lines
14px
h1
18px
h2
28px
h3
14px
h4
14px
p
Major Second
Scale

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

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

⚠️ Hard to read: Flesch score 34/100. Simplify sentences for wider reach.

⚠️ Partial contrast: 19 elements below WCAG AA threshold (min 3.0:1).

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

⚠️ Weak hierarchy: Headlines should be ≥2x body size for clear visual structure.

Color Palette

11 unique colors
Light
#ffffff
Background· 33.8%
#009dde
Primary· 20.8%
#fedf60
Accent· 10.700000000000001%
#ffcc00
Primary· 8.4%
#483a42
Secondary· 5.9%
#ddeaf2
Secondary· 5.7%
#94bbb3
Secondary· 4%
#638a90
Secondary· 2.1%

Business & Marketing Stack

3 Tools Detected

Advanced

Behavior Analytics

2

User behavior and product analytics

Advertising

1

Ad platforms and retargeting pixels

2

Categories

3

Total Tools

1

Enterprise

0

Mid-Market

Assessment: Well-developed marketing technology stack

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Scripts & Styles

18 Resources

15
Scripts
3
Styles
10
Async
0
Defer

Top Script Sources

bat.bing.com(4)googletagmanager.com(4)bsimg.nl(3)belsimpel.nl(2)local(2)

Website Identity

Belsimpel

www.belsimpel.nl
19 years old
Location detected: 🇳🇱 Netherlandsvia tld
Exonet B.V.nl-NL

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Last analyzed: 02 May 2026 at 11:42

Historical Analysis & Change Tracking

belsimpel.nl Technology Stack - Built With Tailwind CSS, Google Analytics, Google Analytics 4, Google Tag Manager, Facebook Pixel | StackOptic | StackOptic