Domain report
repeat.cards
repeat.cards ranks in the top 0.24% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 1 distinct host observed under it.
Connectivity
- Top percentile
- 0.24%
- Hosts observed
- 1
From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means
HTTPS reachability
https://repeat.cards/ answered with HTTP 200.
DNS records
- A
- 172.67.197.137
- 104.21.68.177
- AAAA
- 2606:4700:3030::6815:44b1
- 2606:4700:3033::ac43:c589
- MX
- 30 route2.mx.cloudflare.net.
- 72 route1.mx.cloudflare.net.
- 82 route3.mx.cloudflare.net.
- NS
- dax.ns.cloudflare.com.
- martha.ns.cloudflare.com.
Live preview
This site sends "X-Frame-Options: DENY", which blocks embedding it here.
Since repeat.cards can't be embedded live, this is a captured screenshot instead — a snapshot from whenever it was last rendered, not necessarily this exact moment.
Domain registration (WHOIS / RDAP)
RDAP lookup failed (HTTP 429).
SSL certificate
Certificate Transparency lookup failed (HTTP 429).
HTTP & security headers
Response
- Server
- cloudflare
- Content-Type
- text/html; charset=utf-8
- Cache-Control
- private, no-cache, no-store, max-age=0, must-revalidate
- Content-Encoding
- Not sent
Security
- Content-Security-Policy
- Not sent
- Strict-Transport-Security
- max-age=15724800; includeSubdomains
- X-Frame-Options
- DENY
- X-Content-Type-Options
- nosniff
- Referrer-Policy
- strict-origin-when-cross-origin
- Permissions-Policy
- camera=(), microphone=(), geolocation=()
Redirect chain
- 1.
http://repeat.cards/HTTP 301→ https://repeat.cards/
- 2.
https://repeat.cards/HTTP 200
Meta tags
- Title
- Flashcard App for Language Learners | repeat.cards
- Description
- Type a word and AI builds the card: audio, example, mnemonic, picture. FSRS schedules every review. Free on the web and Android, in 100+ languages.
- Canonical
- https://repeat.cards
- Robots
- index, follow
- Generator
- Not set
- Open Graph title
- Type a word. Get a card you'll actually remember. | repeat.cards
- Open Graph description
- Type a word and AI builds the card: audio, example, mnemonic, picture. FSRS schedules every review. Free on the web and Android, in 100+ languages.
- Open Graph image
- https://repeat.cards/og-image.png
- Open Graph type
- Not set
- Twitter card
- summary_large_image
- Twitter title
- repeat.cards — Free FSRS Flashcards for Language Learners
- Twitter image
- https://repeat.cards/og-image.png
robots.txt
- Disallow rules (User-agent: *)
- 9
- Disallow rules (other agents)
- 63
Sitemap declared:
https://repeat.cards/sitemap.xml
Technology detected
Best-effort, based on a small set of well-known signals — this may be incomplete.
- Cloudflarecdn
Server: cloudflare
- Next.jsframework
X-Powered-By: Next.js
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