What powers castro.fm?

Last seen Jun 2026 · 18 technologies across 11 categories

Analytics

Google Analytics
since Jan 2019
Hotjar
since Nov 2020

CDN

Cloudflare
since Nov 2024
Google Hosted Libraries
since Feb 2022
jsDelivr
since Jul 2020

CMS

Craft CMS
since May 2019

Email

Google Workspace
since Aug 2022
Mailjet
since Feb 2024

JavaScript libraries

jQuery v3.3.1
since Jan 2019
Slick
since May 2019

Miscellaneous

Open Graph
since Sep 2022
PWA
since Nov 2024
RSS
since Dec 2022

Payment processors

Stripe
since Jun 2024

Programming languages

PHP
since May 2019

Tag managers

Google Tag Manager
since May 2019

Web frameworks

Yii
since May 2019

Web servers

Nginx v1.29.4
since Jan 2019

Top search keywords

KeywordPositionEst. monthly visits
castro #5 1,900
castro #5 1,900
podcast app #10 230
castro podcasts #1 64
104.1 orlando #39 38
dan carlin podcast #33 38
wrbi radio #17 26
glenn beck radio #45 25
jesus is lord #70 13
zach sang #85 11
river oak church chesapeake #32 11
daily audio bible #53 11
the shannon joy show #4 9
redeemer presbyterian west side #40 9
peter attia podcast #33 9
bema #57 8
bunnie xo podcast #50 8
status coup #18 8
redeemer upper west side #39 7
passions soap opera #58 7
npr fresh air today #41 6
knowledge fight #44 6
krld #47 6
first pres orlando #19 6
bible recap podcast #26 5

The site's top keywords in Google (US), with the visits each one is estimated to bring per month.

Top backlinks

Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.

Audience

  • 78% phone
  • 19% desktop
  • 3% tablet
  • Vietnam
  • United States
  • India
  • Germany
  • United Kingdom
  • Brazil

Countries where the site has Chrome traffic, strongest markets first.

Open Page Rank

7.97 / 10 · ranked #8,168 of all domains

2,424 referring domains · OpenPageRank

Search traffic

4,700 est. monthly organic visits (US)

2,138 keywords in Google's top 30

Core Web Vitals

LCP2.3 s
INP75 ms
CLS0
TTFB1100 ms

Real user p75, Chrome UX Report, Jun 2026.

Page

  • Language: English (United States)
  • Weight: 2.8 MB · 61 requests
  • Structured data: Microdata, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Jul 2026.

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