URL Inspection: https://mastodon.social

Open Cached · just now

UP

HTTP Status

200

Ping

1 ms

Technologies

7

Technologies Detected

Infrastructure & Network (3)

CDN	Fastly Fastly is a modern content delivery network and edge cloud platform that provides real-time content delivery, security, and edge computing services.
Description: Fastly is a modern content delivery network and edge cloud platform that provides real-time content delivery, security, and edge computing services. It's known for its real-time purging capabilities, edge computing with Varnish, and support for modern web technologies and APIs. View full details
Evidence: • Subdomain files.mastodon.social: CNAME: Reverse DNS: dualstack.n.sni.global.fastly.net • IP 151.101.45.91 → ASN 54113 (Fastly)

Registrar	Hetzner Online Hetzner Online is a German web hosting and cloud provider that also offers domain registration services.
Description: Hetzner Online is a German web hosting and cloud provider that also offers domain registration services. It provides domain registration along with dedicated servers, cloud hosting, and VPS services, primarily serving the European market. View full details
Evidence: • IP 167.235.217.196 → ASN 24940 (Hetzner)

Web Server	Varnish Varnish Cache is a high-performance HTTP accelerator and reverse proxy designed for content-heavy dynamic websites.
Description: Varnish Cache is a high-performance HTTP accelerator and reverse proxy designed for content-heavy dynamic websites. It sits in front of web servers and caches HTTP responses, significantly improving website performance and reducing server load. Varnish is widely used for content delivery and caching. View full details
Evidence: • Header Via: 1.1 varnish, 1.1 varnish

Social & Communication (1)

Social Media	Mastodon Mastodon is a decentralized, open-source social networking platform.
Description: Mastodon is a decentralized, open-source social networking platform. It consists of independent servers (instances) that interoperate in a federated network. Users can share posts, follow accounts across instances, and participate in a decentralized timeline. View full details
Evidence: • Header Content-Security-Policy (font-src): https://mastodon.social • Header Content-Security-Policy (img-src): https://mastodon.social • Header Content-Security-Policy (img-src): https://files.mastodon.social • Header Content-Security-Policy (media-src): https://mastodon.social • Header Content-Security-Policy (media-src): https://files.mastodon.social ... and 33 more

SSL & Certificates (1)

Certificate Authority	Let's Encrypt Let's Encrypt is a free, automated, and open certificate authority run by the Internet Security Research Group (ISRG).
Description: Let's Encrypt is a free, automated, and open certificate authority run by the Internet Security Research Group (ISRG). It provides free SSL/TLS certificates to enable encrypted HTTPS on websites, making web security accessible to everyone. It's one of the most widely used certificate authorities globally. View full details
Evidence: • SSL Certificate Issuer: C=US, O=Let's Encrypt, CN=YR1

Other (2)

Cloud	AWS AWS (Amazon Web Services) is Amazon's cloud computing platform that provides a wide range of cloud services including computing, storage, databases, networking, analytics, machine learning, and more. Active incidents
Description: AWS (Amazon Web Services) is Amazon's cloud computing platform that provides a wide range of cloud services including computing, storage, databases, networking, analytics, machine learning, and more. It's one of the leading cloud infrastructure providers globally. View full details
Evidence: • IP 66.33.60.35 → ASN 16509 (Amazon)

Status Page	Instatus Instatus is a status page service that helps organizations communicate service status and incidents to users.
Description: Instatus is a status page service that helps organizations communicate service status and incidents to users. It provides customizable status pages, incident management, and uptime monitoring to help teams keep users informed about service availability and maintenance. View full details
Evidence: • Subdomain status.mastodon.social: CNAME: Reverse DNS: cname.instatus.com

Metadata & SEO

Title

Mastodon

Description

The original server of Mastodon, operated by Mastodon GmbH for the common good.

Language

en

Viewport

width=device-width, initial-scale=1, viewport-fit=cover

SSL/TLS Certificate

View Full SSL Report

Issued By

C=US, O=Let's Encrypt, CN=YR1

Security Score

92 /100

Social Media Cards

OpenGraph (8 properties)

Type

website

Description

The original server of Mastodon, operated by Mastodon GmbH for the common good.

Title

Mastodon

Image

https://files.mastodon.social/site_uploads/files/000/000/001/@1x/57c12f441d083cde.png

Url

https://mastodon.social/

Site Name

Mastodon hosted on mastodon.social

Image:width

1920

Image:height

1080

Network & Hosting

View DNS Records

151.101.45.91 • AS54113

Fastly

66.33.60.35 • AS16509

Amazon

167.235.217.196 • AS24940

Hetzner

Reverse DNS: static.196.217.235.167.clients.your-server.de

CNAME Record

This domain is an alias for:

dualstack.n.sni.global.fastly.net

Resources

mastodon.social (23 resources)

Scripts (3)

Stylesheets (18)

Manifests (1)

• https://mastodon.social/manifest

Resource Hints (1)

• dns-prefetch crossorigin:- https://files.mastodon.social

Inspected on August 17, 2026 at 17:45 UTC