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caster.fm

Free Internet Radio Hosting — Start Your Online Station | Caster.fm

Last scanned Aug 24, 2026, 1:21 PM · 1 view

84

Overall score

Great

Summary

Start your own internet radio station free with Caster.fm. This website uses WordPress behind Cloudflare CDN. SEO is good (80/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance fair (70/100). Top issue: Title longer than 60 characters.

Start your own internet radio station free with Caster.fm. Icecast 2.5-powered hosting with streaming server, radio website CMS, and 400 listener slots. No credit card required. Online since 2010.

Top issues to fix

5 issues found · 1 high priority

  • Missing Content-Security-Policy header

    Security

    Add a CSP to control which sources can run scripts — the strongest single defense against XSS.

  • Title longer than 60 characters

    SEO

    Shorten the title to under 60 characters so search results don't truncate it.

  • Meta description longer than 160 characters

    SEO

    Trim the meta description to under 160 characters to avoid truncation in search results.

  • robots.txt not found

    SEO

    Publish /robots.txt with a Sitemap: directive to guide crawlers.

  • sitemap.xml not found

    SEO

    Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

80

SEO

4 issue(s) found

70

Performance

1.03 s

90

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

Company details published in this site's own structured data.

Start your own internet radio station free with Caster.fm. Icecast 2.5-powered hosting with streaming server, radio website CMS, and 400 listener slots. No credit card required. Online since 2010.

Meta tags

Title
Free Internet Radio Hosting — Start Your Online Station | Caster.fm
Description
Start your own internet radio station free with Caster.fm. Icecast 2.5-powered hosting with streaming server, radio website CMS, and 400 listener slots. No credit card required. Online since 2010.
Canonical
https://www.caster.fm/
Language
en-US
Charset
UTF-8
Viewport
width=device-width, initial-scale=1
Robots meta
index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
Free Internet Radio Hosting — Start Your Online Station | Caster.fm
og:description
Start your own internet radio station free with Caster.fm. Icecast 2.5-powered hosting with streaming server, radio website CMS, and 400 listener slots. No credit card required. Online since 2010.
og:type
website
og:url
https://www.caster.fm/

Twitter Card

twitter:card
summary_large_image
twitter:title
Free Internet Radio Hosting — Start Your Online Station | Caster.fm
twitter:description
Start your own internet radio station free with Caster.fm. Icecast 2.5-powered hosting with streaming server, radio website CMS, and 400 listener slots. No credit card required. Online since 2010.

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider
CDN provider
Cloudflare
IP address
ASN

DNS records

TypeValue
A
AAAA
MX
TXT
NS
CAA
CNAME
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Let's Encrypt
Subject
caster.fm
Valid from
Aug 3, 2026
Valid to
Nov 1, 2026
Days until expiry
68
SAN domains
*.api.caster.fm, *.caster.fm, *.cloud.caster.fm, caster.fm

Security headers

  • Strict-Transport-SecurityEnabled
  • Content-Security-PolicyMissing
  • X-Frame-OptionsEnabled
  • X-Content-Type-OptionsEnabled
  • Referrer-PolicyEnabled
  • Permissions-PolicyMissing

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 26 · H3 21

Links

48 internal · 9 external · 0 broken

Images

6 total · 0 missing alt

Scripts / Styles

48 scripts · 3 stylesheets

JS / CSS size

105 KB · 343 KB

Page size

593 KB

Robots.txt & Sitemap

robots.txt
Not found
Disallow rules
0
sitemap.xml
Not found
URLs in sitemap
0

SEO issues

  • Title longer than 60 characters
  • Meta description longer than 160 characters
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://caster.fm
Final URL
https://www.caster.fm/
HTTP status
200
HTTP version
HTTP/2
Response time
1.01 s
HTML size
593 KB
Redirect chain
https://caster.fm → https://www.caster.fm/

See something wrong on this report? Request a correction

Frequently asked questions

What technology does caster.fm use?
caster.fm is built with WordPress, jQuery, Google Analytics, Cloudflare Analytics.
Is caster.fm secure (HTTPS)?
Yes. caster.fm uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Nov 1, 2026.
Who hosts caster.fm?
Hosting provider information for caster.fm is not available yet.
What is caster.fm's SEO score?
caster.fm scored 80/100 for SEO in the latest analysis (great).
What is caster.fm's overall website score?
caster.fm has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.