Public technology profileOlder observations

gradecalc.info

Our stored observations for gradecalc.info include 10 technologies across 7 categories. The detected platform and tools include W3.CSS, Apache HTTP Server, Amazon Web Services.

10
Technologies
7
Categories
98%
Avg. confidence
32d 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

Other

4 detected
Amazon ALB
First seen Sep 11, 2026Last seen Sep 11, 2026
100%
confidence
Buy me a coffee
First seen Sep 11, 2026Last seen Sep 11, 2026
100%
confidence
ShareThis
First seen Sep 11, 2026Last seen Sep 11, 2026
100%
confidence
Ubuntu
First seen Sep 11, 2026Last seen Sep 11, 2026
100%
confidence

Backend

1 detected
Apache HTTP Server
v2.4.58
First seen Sep 11, 2026Last seen Sep 11, 2026
100%
confidence

Security

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

Advertising

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

Frontend

1 detected
Google Font API
First seen Sep 11, 2026Last seen Sep 11, 2026
100%
confidence

JavaScript frameworks

1 detected
W3.CSS
First seen Sep 11, 2026Last seen Sep 11, 2026
100%
confidence

Hosting & infrastructure

1 detected
Amazon Web Services
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
HSTSNot observed on scanned response
SPFConfigured
DMARCConfigured · quarantine
Certificate issuer
Amazon Amazon RSA 2048 M04

Network footprint

Observed host
gradecalc.info
Nameservers
dns1.registrar-servers.com, dns2.registrar-servers.com
Resolved IPs
32.196.45.160, 34.224.53.32, 44.194.222.85, 52.55.68.239
Provider evidence
Amazon Web Services, Namecheap DNS

Site signals

Content and capabilities

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

Languages

en

Currencies

USD

Observed capabilities

Responsive viewport

Recent technology changes

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

First detected
Amazon ALB100% confidenceSep 11, 2026, 06:04 PM
First detected
Amazon Web Services80% confidenceSep 11, 2026, 06:04 PM
First detected
Apache HTTP Server100% confidenceSep 11, 2026, 06:04 PM
First detected
Buy me a coffee100% confidenceSep 11, 2026, 06:04 PM
First detected
Funding Choices100% confidenceSep 11, 2026, 06:04 PM
First detected
Google AdSense100% confidenceSep 11, 2026, 06:04 PM
First detected
Google Font API100% confidenceSep 11, 2026, 06:04 PM
First detected
ShareThis100% confidenceSep 11, 2026, 06:04 PM
First detected
Ubuntu100% confidenceSep 11, 2026, 06:04 PM
First detected
W3.CSS100% confidenceSep 11, 2026, 06:04 PM