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robbast.nl

https://robbast.nl· First analyzed 17 Feb 2026· Updated 17 Feb 2026
Export
robbast.nl

Sponsored

Hosting Provider

pages.github.com

IP Address

185.199.111.153

Server Location

🇺🇸 San Francisco, United States

ASN

AS54113

Organization

GitHub, Inc

Server

GitHub.com

CDN

Fastly

Nameservers

ns0.transip.net.ns1.transip.nl.ns2.transip.eu.

Performance

Page Speed

329 KB
3 requests
0–49
50–89
90–100

Architecture Stack

Monolithic
⚙️ SSR
Infrastructure
Hosting
GitHub Pages
CDN
Fastly

Technology Stack

2 Technologies Detected

SEO Analysis

C61/100
7
5
0
R
robbast.nlrobbast.nl

Rob Bast | Nerd for Hire

Rob Bast, Nerd for Hire.

Title Length24 chars

Recommended: 50-60 chars

Description Length24 chars

Recommended: 120-160 chars

Issues (0)

    Crawlability

    Sitemap
    robots.txt

    2 rules

    Sponsored

    Sponsored

    B

    Security Score

    71%Good
    Static / Informational

    HTTPS

    No WAF

    40d

    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

    30.12.2025

    Valid Until

    30.03.2026

    Subject Alternative Names (2)

    robbast.nlwww.robbast.nl

    SHA-256 Fingerprint

    52:46:70:47:35:ED:BD:E1:AE:D1:AA:4F:18:C4:4C:0D:41:E5:B3:DC...

    Recommendations

    Security recommendation preview

    HTTP Headers

    Developer Console

    accept-ranges
    bytes
    access-control-allow-origin
    *
    age
    0
    cache-control
    🟡 600s(max-age=600)
    content-encoding
    📦 Gzip(gzip)
    content-length
    1959
    Good Warning Issue

    Email Infrastructure

    Custom Mail Server

    Score

    25

    SPF
    DKIM
    DMARC

    Domain Information

    robbast.nl

    Domain Age
    18y 4m

    Created

    02.10.2007

    Last Updated

    04.11.2021

    Registrar

    team.blue nl B.V.

    DNSSEC
    Not Enabled

    Privacy & Compliance

    Cookie Consent Banner
    Privacy Policy
    Terms of Service

    Typography & Readability

    -apple-system

    100/100
    Readability
    /30
    40/40

    18px · LH 1.50

    Hierarchy
    /20
    25/25

    2x ratio

    WCAG
    /25
    15/15

    Contrast: undefined

    Performance
    /25
    20/20

    System fonts

    Heading Font

    -apple-system

    Sans36px

    Body Font

    -apple-system

    Sans18px

    Contrast Ratio

    --

    Reading Comfort

    ~34 CPL

    Needs attention
    36px
    h1
    27px
    h2
    18px
    p

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

    ✅ Optimal line spacing: 1.50 ratio ensures comfortable reading.

    ✅ Strong hierarchy: Headlines are 2.0x larger than body text.

    ✅ Excellent performance: System fonts eliminate font loading delays (better LCP).

    ✅ Consistent design: Single font family with weight variations is a modern best practice.

    ✅ Protected text on images: Using gradient for readability.

    Business & Marketing Stack

    2 Tools Detected

    Growing

    Behavior Analytics

    2

    User behavior and product analytics

    1

    Categories

    2

    Total Tools

    0

    Enterprise

    0

    Mid-Market

    Assessment: Growing marketing technology adoption

    Sponsored

    Scripts & Styles

    1 Resources

    1
    Scripts
    0
    Styles
    0
    Async
    1
    Defer

    Top Script Sources

    googletagmanager.com(1)

    Website Identity

    Sponsored

    Last analyzed: 17 Feb 2026 at 11:49

    Historical Analysis & Change Tracking