Public technology profileRecent scan

neetcode.io

Our stored observations for neetcode.io include 15 technologies across 7 categories. The detected platform and tools include Angular, core-js, shadcn/ui.

15
Technologies
7
Categories
97%
Avg. confidence
28d ago
Latest scan attempt

Some signals could not be checked in the latest scan. 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

JavaScript frameworks

5 detected
Angular
First seen Sep 11, 2026Last seen Sep 11, 2026
100%
confidence
Zone.js
First seen Sep 11, 2026Last seen Sep 11, 2026
100%
confidence
core-js
v3.32.2
First seen Sep 11, 2026Last seen Sep 11, 2026
100%
confidence
shadcn/ui
First seen Sep 11, 2026Last seen Sep 11, 2026
100%
confidence
Radix UI
First seen Sep 11, 2026Last seen Sep 11, 2026
80%
confidence

Analytics

4 detected
Facebook Pixel
v2.9.398
First seen Sep 11, 2026Last seen Sep 11, 2026
100%
confidence
Global Site Tag
First seen Sep 11, 2026Last seen Sep 11, 2026
100%
confidence
Google Analytics
First seen Sep 11, 2026Last seen Sep 11, 2026
100%
confidence
Google Analytics 4
First seen Sep 11, 2026Last seen Sep 11, 2026
100%
confidence

Frontend

2 detected
Font Awesome
First seen Sep 11, 2026Last seen Sep 11, 2026
100%
confidence
Tailwind CSS
First seen Sep 11, 2026Last seen Sep 11, 2026
100%
confidence

Advertising

1 detected
BuySellAds
First seen Sep 11, 2026Last seen Sep 11, 2026
100%
confidence

Database

1 detected
Firebase
First seen Sep 11, 2026Last seen Sep 11, 2026
100%
confidence

Other

1 detected
Prism
First seen Sep 11, 2026Last seen Sep 11, 2026
100%
confidence

Backend

1 detected
TypeScript
First seen Sep 11, 2026Last seen Sep 11, 2026
80%
confidence

Publisher intelligence

Advertising ecosystem

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

Publisher declaration files were not checked in this scan.

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
SPFNo record found
DMARCConfigured · none
Certificate issuer
Google Trust Services WR3

Network footprint

Observed host
neetcode.io
Nameservers
ns-cloud-e1.googledomains.com, ns-cloud-e2.googledomains.com, ns-cloud-e3.googledomains.com, ns-cloud-e4.googledomains.com
Resolved IPs
199.36.158.100, 2620:0:890::100
Provider evidence
Google Cloud DNS, Google Trust Services

Site signals

Content and capabilities

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

Languages

en

Observed capabilities

Responsive viewport

Recent technology changes

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

First detected
Angular100% confidenceSep 11, 2026, 05:03 PM
First detected
BuySellAds100% confidenceSep 11, 2026, 05:03 PM
First detected
Facebook Pixel100% confidenceSep 11, 2026, 05:03 PM
First detected
Firebase100% confidenceSep 11, 2026, 05:03 PM
First detected
Font Awesome100% confidenceSep 11, 2026, 05:03 PM
First detected
Global Site Tag100% confidenceSep 11, 2026, 05:03 PM
First detected
Google Analytics100% confidenceSep 11, 2026, 05:03 PM
First detected
Google Analytics 4100% confidenceSep 11, 2026, 05:03 PM
First detected
Prism100% confidenceSep 11, 2026, 05:03 PM
First detected
Radix UI80% confidenceSep 11, 2026, 05:03 PM
First detected
Tailwind CSS100% confidenceSep 11, 2026, 05:03 PM
First detected
TypeScript80% confidenceSep 11, 2026, 05:03 PM