What powers thefourthperiod.com?
Last seen Jun 2026 · 36 technologies across 18 categories
Advertising
AppNexus
since Aug 2018
DoubleClick Campaign Manager (DCM)
since Nov 2021
Google AdSense
since Aug 2018
Infolinks
since Feb 2022
LiveIntent
since Apr 2024
OpenX
since Dec 2025
Rubicon Project
since Sep 2021
Tapad
since Dec 2025
Analytics
Cloudflare Browser Insights
since Dec 2025
Google Analytics
since Aug 2018
Snowplow Analytics
since Jul 2023
Authentication
Facebook Login
since Sep 2021
CDN
Cloudflare
since Mar 2022
CMS
Cookie compliance
Funding Choices
since Apr 2024
Ecommerce
Font scripts
Google Font API
since Aug 2018
Issue trackers
Sentry
since Mar 2020
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming languages
TypeScript
since Apr 2026
Security
Segmentation
Adobe Audience Manager
since May 2022
Tag managers
Google Tag Manager
since Aug 2018
Video players
YouTube
since Jun 2021
Widgets
ShareThis
since Sep 2023
Audience
- 68% phone
- 30% desktop
- 3% tablet
Canada
United States
Finland
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.82 / 10 · ranked #706,683 of all domains
121 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| INP | 75 ms |
| CLS | 0.1 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 6.0 MB · 814 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected YouTube Jun 2026
- detected Sentry May 2026
- detected Adobe Audience Manager Apr 2026
- detected Angular Apr 2026
- dropped Microsoft ASP.NET Apr 2026
- detected TypeScript Apr 2026
- detected Zone.js Apr 2026
- detected Cloudflare Bot Management Jan 2026
- detected AppNexus Dec 2025
- detected Cloudflare Dec 2025
- detected Cloudflare Browser Insights Dec 2025
- detected HTTP/3 Dec 2025
- detected OpenX Dec 2025
- detected Rubicon Project Dec 2025
- detected Tapad Dec 2025
- dropped YouTube Oct 2025
- detected Microsoft ASP.NET Sep 2025
- dropped Amazon ALB Aug 2025
- dropped Amazon Web Services Aug 2025