Public technology profileOlder observations

mastodon.social

Our stored observations for mastodon.social include 5 technologies across 4 categories. The detected platform and tools include core-js, Varnish, Mastodon.

5
Technologies
4
Categories
99%
Avg. confidence
93d ago
Latest scan attempt

The latest observation could not be fully verified. Technologies shown may include retained earlier observations. Missing technologies are not confirmed absent.

Technology detections are dated observations and may change between scans. Confidence scores measure matching evidence, not verified accuracy.

Current snapshot

Detected technology stack

Grouped by category · confidence is a rule score, not measured accuracy

Other

2 detected
Mastodon
First seen Jul 17, 2026Last seen Jul 17, 2026
100%
confidence
PWA
First seen Jul 17, 2026Last seen Jul 17, 2026
100%
confidence

CDN & delivery

1 detected
Varnish
First seen Jul 17, 2026Last seen Jul 17, 2026
100%
confidence

JavaScript frameworks

1 detected
core-js
v3.49.0
First seen Jul 17, 2026Last seen Jul 17, 2026
100%
confidence

Security

1 detected
LetsEncrypt
First seen Jul 17, 2026Last seen Jul 17, 2026
95%
confidence

Publisher intelligence

Advertising ecosystem

Declared direct and reseller relationships from ads.txt and app-ads.txt. These are publisher declarations, not runtime detections.

Declaration files

0/2

ads.txt and app-ads.txt

Direct relationships

0

Reseller relationships

0

Declared systems

0

Counted per declaration file

ads.txt

Not presentHTTP 404
Direct
0
Reseller
0
Systems
0

app-ads.txt

Not presentHTTP 404
Direct
0
Reseller
0
Systems
0

Infrastructure

Network and security

DNS, hosting, TLS and email-security evidence observed during the latest scan. Incomplete lookups remain explicitly unknown.

Transport and email security

HTTPSObserved
HSTSObserved on scanned response
SPFConfigured
DMARCConfigured · quarantine
Certificate issuer
Let's Encrypt R12

Network footprint

Observed host
mastodon.social
Nameservers
ns1.exoscale.ch, ns1.exoscale.com, ns1.exoscale.io, ns1.exoscale.net
Resolved IPs
151.101.1.55, 151.101.129.55, 151.101.193.55, 151.101.65.55, 2a04:4e42:200::311, 2a04:4e42:400::311, 2a04:4e42:600::311, 2a04:4e42::311
Provider evidence
LetsEncrypt

Site signals

Content and capabilities

Structured data, languages, social platforms and page capabilities observed across the scanned pages.

Languages

en

Observed capabilities

Responsive viewportApple touch icon

Recent technology changes

Observed changes between stored scans, not vendor-confirmed installation dates.

First detected
LetsEncrypt95% confidenceJul 17, 2026, 03:32 PM
First detected
Mastodon100% confidenceJul 17, 2026, 03:32 PM
First detected
PWA100% confidenceJul 17, 2026, 03:32 PM
First detected
Varnish100% confidenceJul 17, 2026, 03:32 PM
First detected
core-js100% confidenceJul 17, 2026, 03:32 PM