Website readiness profile · Snapshot 23 October 2026
baseball-reference.com
baseball-reference.com's public homepage, certificate and DNS checked against 31 practices and compared with 677 Sports Broadcast & Fantasy Games sites.
- Readiness index
- 69/100
- Ahead of
- 70%
- Practices observed
- 18/29
- Popularity band
- Top 5K
Sports Broadcast & Fantasy Games median 64
of measured Sports Broadcast & Fantasy Games sites
2 of 31 could not be measured
Chrome UX Report top-sites list
Readiness by lane
Green: baseball-reference.com. Thin bar: Sports Broadcast & Fantasy Games peer median.
Enable
85/100
Peers 82
Harden
69/100
Peers 51
Accelerate
56/100
Peers 63
Recover
0/100
Peers 16
Priority fixes for baseball-reference.com
Ordered by impact and by how common each practice is among peers.
Priority 1 · Enable
XML sitemap discoverable
Observed: No sitemap was listed in robots.txt or found at /sitemap.xml.
Why it matters: A sitemap helps search engines find new and updated pages, especially on large or frequently updated sites.
What to do: Generate an XML sitemap of canonical URLs, reference it in robots.txt and submit it in Google Search Console.
77% of Sports Broadcast & Fantasy Games peers do this. Limit: Only the standard location was requested, once, at the time of the check.
Guide: XML Sitemap Guide: Include Only URLs You Stand Behind
Priority 2 · Accelerate
Modern image formats in use
Observed: The homepage had 24 images and none used WebP or AVIF.
What to do: Serve WebP or AVIF with a JPEG or PNG fallback, either through an image CDN or by generating both formats at build time.
On Cloudflare: Cloudflare Polish can convert images to WebP.
35% of Sports Broadcast & Fantasy Games peers do this.
Guide: AVIF, WebP, JPEG, and PNG: Choose the Right Image Format
Priority 3 · Accelerate
No render-blocking scripts in <head>
Observed: The homepage <head> loaded 1 external script without async or defer.
What to do: Add defer to scripts that need the DOM, async to independent ones such as analytics, or move them to the end of the body.
43% of Sports Broadcast & Fantasy Games peers do this.
Guide: Control Third-Party Scripts Before They Control Your Page
Priority 4 · Accelerate
HTTP/3 advertised
Observed: The homepage did not advertise HTTP/3 through an Alt-Svc header.
What to do: Turn on HTTP/3 at your CDN. Browsers fall back to HTTP/2 automatically, so the risk is low.
On Cloudflare: Enable HTTP/3 (with QUIC) under Speed > Optimization > Protocol Optimization.
34% of Sports Broadcast & Fantasy Games peers do this.
What baseball-reference.com already does well
Practices fewer than half of Sports Broadcast & Fantasy Games peers use.
- CAA records limit who can issue certificatesCAA limits issuance to amazon.com, letsencrypt.org.7.7% of peers
- HSTS kept for at least a yearHSTS with a 730-day max-age covering subdomains.27% of peers
- DMARC policy enforces quarantine or rejectDMARC policy p=reject.32% of peers
What we saw
- Homepage checked
- https://www.baseball-reference.com/
- Homepage response
- HTTP 200
- TLS
- TLSv1.3, HTTP/2
- Certificate
- Google Trust Services, 90-day validity, expiring 2026-12-08
- CDN or edge
- Cloudflare
- Platform or framework
- HubSpot CMS
- DNS operators
- Cloudflare
- HSTS
- max-age 730 days, includeSubDomains
- DMARC policy
- p=reject
- Homepage HTML
- 254 KB, gzip
- Images on homepage
- 24 (jpg 12, svg 8, png 4)
Limits: homepage only, one location, one moment. Header checks reflect the homepage response; other pages may differ.
Stack and providers
Seen in the homepage response, certificate and DNS. Provider pages compare how their customers configure the same checks.
All 31 checks
Select a gap for the method and fix. How each check works
Not observed 11
Observed 18
- HTTP requests move to HTTPS
- HSTS kept for at least a year
- TLS 1.3 negotiated
- Certificate has more than 14 days left
- Certificate lifetime of 100 days or less
- CAA records limit who can issue certificates
- DMARC policy enforces quarantine or reject
- HTTP/2 negotiated
- HTML compressed
- Offscreen images lazy-loaded
- Reachable over IPv6
- Canonical URL declared
- Meta description written
- Mobile viewport configured
- Structured data present
- Social preview image set
- Page language declared
- At most one redirect to the homepage
Not measured 2
- Static files cached for 30 days or more
- robots.txt published
Own baseball-reference.com?
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Live status for this site: Status Is Down: baseball-reference.com. This profile covers configuration only.