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Domain report

mathcoder.com

mathcoder.com ranks in the top 0.13% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 2 distinct hosts observed under it.

Explore mathcoder.com in the Web Graph

Connectivity

#170,289harmonic-centrality rank
Top percentile
0.13%
Hosts observed
2

From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means

HTTPS reachability

200HTTP status

https://mathcoder.com/ answered with HTTP 200.

DNS records

A
  • 2.57.91.122
  • 84.32.84.85
AAAA
  • 2a02:4780:84:1084:c22:813b:9a0f:34ea
  • 2a02:4780:84:6486:e6f5:7939:f69c:838a
MX
  • 10 mx2.hostinger.com.
  • 5 mx1.hostinger.com.
NS
  • orbit.dns-parking.com.
  • horizon.dns-parking.com.

Live preview

Screenshot of mathcoder.com

This site sends "X-Frame-Options: DENY", which blocks embedding it here.

Since mathcoder.com can't be embedded live, this is a captured screenshot instead — a snapshot from whenever it was last rendered, not necessarily this exact moment.

Domain registration (WHOIS / RDAP)

Registrar
eNom, LLC
Registered
2008-11-22
Expires
2028-11-22
Last changed
2026-07-14

Nameservers: HORIZON.DNS-PARKING.COM, ORBIT.DNS-PARKING.COM

Status: active

How to read WHOIS and RDAP data

SSL certificate

Certificate Transparency lookup failed (HTTP 429).

How to check when a certificate expires

HTTP & security headers

Response

Server
cloudflare
Content-Type
text/html
Cache-Control
public, max-age=3600
Content-Encoding
Not sent

Security

Content-Security-Policy
default-src 'self'; base-uri 'self'; connect-src 'self' https://eu.i.posthog.com; font-src 'self'; form-action 'self'; frame-ancestors 'none'; img-src 'self' data:; object-src 'none'; script-src 'self'; style-src 'self'; upgrade-insecure-requests
Strict-Transport-Security
max-age=31536000
X-Frame-Options
DENY
X-Content-Type-Options
nosniff
Referrer-Policy
no-referrer
Permissions-Policy
accelerometer=(), autoplay=(), camera=(), display-capture=(), encrypted-media=(), fullscreen=(self), geolocation=(), gyroscope=(), magnetometer=(), microphone=(), payment=(), publickey-credentials-get=(), usb=()

What each security header does

Redirect chain

  1. 1.http://mathcoder.com/HTTP 301

    → https://mathcoder.com/

  2. 2.https://mathcoder.com/HTTP 200

Meta tags

Title
AR & Educational Software Developer | MathCoder
Description
Independent AR and educational software developer creating Unity, C#, WebAR and mathematical learning experiences for organisations worldwide.
Canonical
https://mathcoder.com/
Robots
index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
Generator
Not set
Open Graph title
Mathematics in motion. | MathCoder
Open Graph description
Augmented reality, educational games and mathematical software built with Unity, C# and WebAR by Dimitris Tsoukalos.
Open Graph image
https://mathcoder.com/assets/mathcoder-social-preview.png
Open Graph type
website
Twitter card
summary_large_image
Twitter title
Mathematics in motion. | MathCoder
Twitter image
https://mathcoder.com/assets/mathcoder-social-preview.png

robots.txt

Disallow rules (User-agent: *)
3
Disallow rules (other agents)
0

Sitemap declared:

  • https://mathcoder.com/sitemap.xml

Technology detected

Best-effort, based on a small set of well-known signals — this may be incomplete.

  • Cloudflarecdn

    Server: cloudflare

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