Website readiness profile · Snapshot 23 October 2026
buchstaben.com
buchstaben.com's public homepage, certificate and DNS checked against 31 practices and compared with 696 Literary & Knowledge sites.
- Readiness index
- 61/100
- Ahead of
- 45%
- Practices observed
- 14/26
- Popularity band
- Top 5K
Literary & Knowledge median 62
of measured Literary & Knowledge sites
5 of 31 could not be measured
Chrome UX Report top-sites list
Readiness by lane
Green: buchstaben.com. Thin bar: Literary & Knowledge peer median.
Enable
62/100
Peers 78
Harden
45/100
Peers 51
Accelerate
87/100
Peers 62
Recover
n/a/100
Peers 6
Priority fixes for buchstaben.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.
69% of Literary & Knowledge 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 · Harden
HSTS kept for at least a year
Observed: The homepage response did not include a Strict-Transport-Security header.
What to do: Send Strict-Transport-Security on HTTPS responses. Start with a short max-age (for example 300 seconds), confirm every subdomain works over HTTPS, then raise it in steps to 31536000. Add includeSubDomains only when all subdomains are HTTPS. HSTS preload is optional and hard to undo; hstspreload.org itself does not recommend it by default.
28% of Literary & Knowledge peers do this.
Priority 3 · Harden
DMARC policy enforces quarantine or reject
Observed: No DMARC record was found at _dmarc.buchstaben.com.
What to do: Publish DMARC with p=none and a reporting address first, fix any legitimate senders that fail SPF or DKIM alignment, then move to quarantine and finally reject.
22% of Literary & Knowledge peers do this.
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.
47% of Literary & Knowledge peers do this.
What buchstaben.com already does well
Practices fewer than half of Literary & Knowledge peers use.
- Framing restrictedFraming controls present.37% of peers
- X-Content-Type-Options: nosniffnosniff header present.38% of peers
- No render-blocking scripts in <head>Head scripts load without blocking.48% of peers
What we saw
- Homepage checked
- https://www.buchstaben.com/
- Homepage response
- HTTP 200
- TLS
- TLSv1.3, HTTP/2
- Certificate
- Let's Encrypt, 89-day validity, expiring 2026-12-18
- Homepage HTML
- 306 KB, gzip
- Images on homepage
- 2 (svg 1)
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 12
- HSTS kept for at least a year
- CAA records limit who can issue certificates
- DNSSEC signed
- security.txt published
- DMARC policy enforces quarantine or reject
- Content Security Policy present
- Referrer-Policy set
- HTTP/3 advertised
- XML sitemap discoverable
- Reachable over IPv6
- Structured data present
- Social preview image set
Observed 14
- TLS 1.3 negotiated
- Certificate has more than 14 days left
- Certificate lifetime of 100 days or less
- X-Content-Type-Options: nosniff
- Framing restricted
- HTTP/2 negotiated
- HTML compressed
- Static files cached for 30 days or more
- No render-blocking scripts in <head>
- Canonical URL declared
- Meta description written
- Mobile viewport configured
- Page language declared
- At most one redirect to the homepage
Not measured 5
- HTTP requests move to HTTPS
- Modern image formats in use
- Offscreen images lazy-loaded
- robots.txt published
- Nameservers spread across providers
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Live status for this site: Status Is Down: buchstaben.com. This profile covers configuration only.