What powers zephrcf.com?

Last seen Sep 2026 · 51 technologies across 22 categories

Advertising

Amazon Advertising
since Jul 2025
AppNexus
since Jul 2025
Google AdSense
since Jul 2025
Google Publisher Tag
since Jul 2025
ID5 v1.0.89
since Jul 2025
Infolinks
since Jul 2025
LiveIntent
since Jul 2025
OpenX
since Jul 2025
Prebid v9.41.0
since Aug 2025
PubMatic
since Jul 2025
Rubicon Project
since Jul 2025
Taboola
since Jul 2025
Tapad
since Jul 2025
Teads
since Jul 2025
TripleLift
since Aug 2025

Analytics

comScore
since Jul 2025
Facebook Pixel v2.9.228
since Jul 2025
Google Analytics
since Jul 2025
Microsoft Clarity
since Jul 2025
Parse.ly
since Jul 2025
Snowplow Analytics
since Jul 2025

Caching

Varnish
since Sep 2026

CDN

Amazon CloudFront
since Sep 2026
Cloudflare
since Jul 2025
jsDelivr
since Jul 2025

CMS

Arc XP
since Jul 2025

Cookie compliance

Ketch
since Sep 2026
OneTrust
since Jul 2025

Issue trackers

Sentry
since Jul 2025

JavaScript frameworks

Next.js v16.2.6
since Sep 2026
React
since Jul 2025

JavaScript libraries

core-js v3.36.1
since Jul 2025

Load balancers

Amazon ALB
since Jul 2025

Marketing automation

Sailthru
since Jul 2025

Miscellaneous

HTTP/3
since Jul 2025
Open Graph
since Jul 2025
Permutive
since Jul 2025
Webpack
since Sep 2026

PaaS

Amazon Web Services
since Jul 2025

Performance

Priority Hints
since Sep 2026

Programming languages

Node.js
since Sep 2026

Reverse proxies

Envoy
since Sep 2026

Security

Confiant
since Aug 2025
DataDome
since Sep 2026
HSTS
since Sep 2026
reCAPTCHA
since Jul 2025

Segmentation

Adobe Audience Manager
since Aug 2025

Tag managers

Google Tag Manager
since Jul 2025

UI frameworks

Bootstrap
since Jul 2025

Video players

VideoJS
since Sep 2026

Web frameworks

Microsoft ASP.NET
since Jul 2025

AI Crawlers

Blocks all crawlers by default in robots.txt (User-agent: *). Checked Sep 2026.

  • robots.txt found
  • llms.txt not checked
  • ai.txt not checked

See who blocks each AI crawler across the web

AI Crawlers

All crawlers blocked

Full breakdown

Audience

  • 59% desktop
  • 41% phone
  • United States

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

0.29 / 10 · ranked #51,308,769 of all domains

1 referring domains · OpenPageRank

Core Web Vitals

LCP2.6 s
INP125 ms
CLS0
TTFB1800 ms

Real user p75, Chrome UX Report, Sep 2026.

Page

  • Language: English
  • CDN: Amazon CloudFront
  • Weight: 1.0 MB · 50 requests
  • Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Oct 2026.

Infrastructure

  • Hosted on Cloudflare (162.159.140.236, IPv6)
  • DNS: Cloudflare DNS
  • Email: no MX record returned
  • SSL: Let's Encrypt, ECDSA P256, wildcard, expires Oct 2026
  • Common Crawl link graph: rank 44,770,598, 3 hosts

DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted

Subdomains

HostTechs
dailybeast-the-daily-beast-prod-live.zephrcf.com 40
forbes-forbescom-live.non-prod.zephrcf.com 15

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