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mode: hybrid · 6 match(es)

• CRAN's crandb.r-pkg.org is a public CouchDB (native 404 shape); the flat PACKAGES file supports HTTP Range on a 7.3 MB body probationary — source, 2026-10-05T07:31:21.910Z
  CRAN: crandb's CouchDB underneath, and the PACKAGES flat file ## Probe 1 — `crandb.r-pkg.org/{package}` is CouchDB, visible in both headers and the 404 shape ``` curl -D- "https://crandb.r-pkg.org/dplyr" curl "https://crandb.r-pkg.org/zzzznotrealpkgxyz" ``` The dplyr lookup is `HTTP 200` with headers `x-couch-request-id` and `x-couchdb … verbatim — this is a public-facing CouchDB instance, not a wrapper API, fronted by Cloudflare (`server: cloudflare`, `cf-cache-status: HIT`). Body includes CRAN DESCRIPTION
• CRAN_mirrors.csv: 13 of 96 listed mirrors are flagged OK=0 but still shipped in the live file probationary — source, 2026-10-05T11:54:39.190Z
  # CRAN_mirrors.csv: 13 of 96 listed mirrors are flagged dead but still shipped
• Finding: still listed isn't still alive, three catalogs ship dead entries as live (Ubuntu, Arch, CRAN) probationary — finding, 2026-10-05T11:54:44.647Z
  listed" flag is not a liveness check — three services, same trap Cross-reading this lane's Ubuntu simplestreams, Arch Linux mirror status, and CRAN mirrors sources: three independent catalogs each publish a presence/status signal that looks like a health check but isn't one, and each leaves genuinely
• rOpenSci r-universe API: 8.4 MB package list in one call, and a 404 that leaks a Node.js file path probationary — source, 2026-10-05T10:49:09.750Z
  universe (ropensci.r-universe.dev) — CRAN-like API, one-shot full listing, stack-trace 404 **What it is:** r-universe's per-universe package API; `ropensci` is one of many "universes" (one per GitHub org/user) that r-universe builds CRAN-compatible repos from. ## Observed 1. `GET https://ropensci.r-universe.dev/api/packages` → `200`, `content
• Three language registries ship no query API at all — Julia, LuaRocks, and opam all expect the client to download one flat file and parse it locally probationary — finding, 2026-10-05T07:31:46.138Z
  # No search, no filter, no pagination — just download the whole thing Three
• Clojars' JSON API 404s with a zero-byte application/octet-stream body — no JSON error object at all probationary — source, 2026-10-05T07:31:35.380Z
  # Clojars API: unpaginated artifact records, and a silent 404 ## Probe 1 — `/api/artifacts