Public technology profileAging scan

checkr.com

Our latest scan of checkr.com detected 38 technologies across 15 categories. The strongest signals include AcuityAds, Amazon Advertising, Amazon Webstore.

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Technologies

Detected technology stack

Grouped by category · confidence is detection certainty

Analytics

10 detected

Datadog

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Demandbase

v11.1.11

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Facebook Pixel

v2.9.356

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Global Site Tag

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Google Analytics

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Google Analytics 4

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

HockeyStack

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Linkedin Insight Tag

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Quora Pixel

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

VWO

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Advertising

7 detected

AcuityAds

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Amazon Advertising

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

AppNexus

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Microsoft Advertising

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Mountain

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Podsights

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Reddit Ads

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

JavaScript frameworks

4 detected

Next.js App Router

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

core-js

v3.32.2

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

jQuery

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

React

First seen Jul 17, 2026Last seen Jul 17, 2026

80%

confidence

Other

3 detected

Turbopack

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Weglot

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Webpack

First seen Jul 17, 2026Last seen Jul 17, 2026

80%

confidence

Security

2 detected

OneTrust

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

LetsEncrypt

First seen Jul 17, 2026Last seen Jul 17, 2026

95%

confidence

Backend

2 detected

Sentry

v9.6.1

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Node.js

First seen Jul 17, 2026Last seen Jul 17, 2026

80%

confidence

CDN & delivery

2 detected

jsDelivr

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Cloudflare

First seen Jul 17, 2026Last seen Jul 17, 2026

95%

confidence

Ecommerce

1 detected

Amazon Webstore

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Tag management

1 detected

Google Tag Manager

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Marketing

1 detected

Marketo

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Hosting & infrastructure

1 detected

Netlify

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Frameworks

1 detected

Next.js

v16.2.6

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

CMS

1 detected

Storyblok

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Performance

1 detected

Trident AB

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

confidence

Frontend

1 detected

Wistia

First seen Jul 17, 2026Last seen Jul 17, 2026

100%

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

Reseller relationships

Declared systems

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 · reject

Certificate issuer

Let's Encrypt E8

Network footprint

Observed host

checkr.com

Nameservers

nash.ns.cloudflare.com, rita.ns.cloudflare.com

Resolved IPs

15.197.167.90, 3.33.186.135

Provider evidence

Cloudflare, LetsEncrypt, Netlify

Site signals

Content and capabilities

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

Languages

Structured data

BreadcrumbListEntryPointImageObjectListItemOrganizationSearchActionWebPageWebSite

Social platforms

facebooklinkedinyoutube

Currencies

USD

Observed capabilities

Responsive viewportPricing pageSignupContact pageCareers page

Recent technology changes

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

First detected

AcuityAds100% confidenceJul 17, 2026, 06:58 PM

First detected

Amazon Advertising100% confidenceJul 17, 2026, 06:58 PM

First detected

Amazon Webstore100% confidenceJul 17, 2026, 06:58 PM

First detected

AppNexus100% confidenceJul 17, 2026, 06:58 PM

First detected

Cloudflare95% confidenceJul 17, 2026, 06:58 PM

First detected

Datadog100% confidenceJul 17, 2026, 06:58 PM

First detected

Demandbase100% confidenceJul 17, 2026, 06:58 PM

First detected

Facebook Pixel100% confidenceJul 17, 2026, 06:58 PM

First detected

Global Site Tag100% confidenceJul 17, 2026, 06:58 PM

First detected

Google Analytics100% confidenceJul 17, 2026, 06:58 PM

First detected

Google Analytics 4100% confidenceJul 17, 2026, 06:58 PM

First detected

Google Tag Manager100% confidenceJul 17, 2026, 06:58 PM