{ "meta": { "lookup": "09590.8f9d.8a0.fm.radiodns.org", "bearer": "fm:8a0.8f9d.09590", "gcc": "8a0", "pi": "8f9d", "mhz": 95.9, "station": { "call": "WWIN-FM", "pi": "8f9d", "mhz": "95.90", "facility": "54710", "city": "GLEN BURNIE", "state": "MD", "kind": "full-service" }, "checked_at": "2026-10-22T01:28:42+00:00", "fqdn": "r1dns.com", "name": "Baltimore" }, "verdict": { "level": "fail", "headline": "1 problem found" }, "counts": { "pass": 10, "warn": 6, "fail": 1, "info": 11 }, "sections": [ { "title": "What is being checked", "steps": [ { "status": "info", "title": "WWIN-FM - GLEN BURNIE, MD", "detail": "From the NRSC list: 95.90 MHz, PI code 8F9D, FCC facility 54710.", "fix": "" }, { "status": "info", "title": "RadioDNS lookup name", "detail": "09590.8f9d.8a0.fm.radiodns.org (frequency 95.90 MHz, PI 8F9D, country code 8a0)", "fix": "" } ], "extra": [] }, { "title": "1. RadioDNS registration", "steps": [ { "status": "pass", "title": "Registered", "detail": "09590.8f9d.8a0.fm.radiodns.org points to the station's authoritative domain: r1dns.com", "fix": "" } ], "extra": [] }, { "title": "2. Service discovery (SRV records)", "steps": [ { "status": "info", "title": "_radiospi._tcp.r1dns.com: not published", "detail": "", "fix": "" }, { "status": "pass", "title": "_radioepg._tcp.r1dns.com published", "detail": "priority 0, weight 100, port 80 -> r1dns.com", "fix": "" }, { "status": "warn", "title": "Only the older _radioepg record is published", "detail": "", "fix": "Add _radiospi._tcp.r1dns.com on port 443 as well, so receivers that use HTTPS can find the SI file." }, { "status": "info", "title": "_radiovis._tcp: not published", "detail": "Slideshow/visuals (STOMP) - optional, only needed for a live slideshow service.", "fix": "" }, { "status": "info", "title": "_radiopush._tcp: not published", "detail": "Slideshow/visuals (Server-Sent Events) - optional, only needed for a live slideshow service.", "fix": "" }, { "status": "info", "title": "_radiovis-http._tcp: not published", "detail": "Slideshow/visuals (HTTP) - optional, only needed for a live slideshow service.", "fix": "" } ], "extra": [] }, { "title": "3. Service Information file (SI.xml)", "steps": [ { "status": "pass", "title": "HTTP endpoint http://r1dns.com/radiodns/spi/3.1/SI.xml answered", "detail": "91 ms, 42,549 bytes", "fix": "" }, { "status": "pass", "title": "Content type is text/xml", "detail": "Accepted. (RadioDNS's own guide shows application/xml.)", "fix": "" }, { "status": "warn", "title": "SI file has no caching headers", "detail": "", "fix": "Add Cache-Control: max-age (for example 86400 for 24 hours). Without it, receivers guess - and some ignore the content." }, { "status": "pass", "title": "The file follows the official SI schema (3.1)", "detail": "Validated against the schema published by WorldDAB/RadioDNS.", "fix": "" } ], "extra": { "links": [ [ "Make an SI file accessible (PDF)", "https://radiodns.org/wp-content/uploads/2014/02/HOWTO-MakeSIandXSIfilesaccessibletoRadioDNSHybridRadiodevices.pdf" ], [ "Build an SI file with RadioDNS's tool", "https://si.radiodns.org/" ] ] } }, { "title": "4. Your station in the file", "steps": [ { "status": "info", "title": "36 services in the file", "detail": "", "fix": "" }, { "status": "pass", "title": "Station found: Baltimore", "detail": "Matched on bearer fm:8a0.8f9d.09590", "fix": "" }, { "status": "pass", "title": "Short name: WWIN-FM", "detail": "", "fix": "" }, { "status": "pass", "title": "Medium name: Baltimore", "detail": "", "fix": "" }, { "status": "info", "title": "No long name", "detail": "Optional.", "fix": "" }, { "status": "pass", "title": "Short description present", "detail": "Baltimore", "fix": "" }, { "status": "info", "title": "No long description", "detail": "Optional (up to 1200 characters).", "fix": "" }, { "status": "info", "title": "No keywords", "detail": "Optional.", "fix": "" }, { "status": "info", "title": "No links", "detail": "Optional: a website or contact link.", "fix": "" }, { "status": "warn", "title": "No element", "detail": "", "fix": "Add so receivers can find your other RadioDNS services." } ], "extra": [] }, { "title": "5. Logos", "steps": [ { "status": "warn", "title": "Not all five standard logo sizes are listed", "detail": "Missing: 32x32, 112x32", "fix": "RadioDNS asks for either no logos or at least the five standard sizes, so every receiver finds one that fits." }, { "status": "warn", "title": "Logos have no caching headers", "detail": "", "fix": "Add Cache-Control: max-age (for example 86400 for 24 hours). Without it, receivers guess - and some ignore the content." }, { "status": "fail", "title": "2 of 3 logos have problems", "detail": "See the table below.", "fix": "Every logo URL must return a real PNG or JPEG of the declared size." } ], "extra": { "logos": [ { "url": "http://r1dns.com/logos/WWWIN-FM_32x32.png", "declared": "?", "actual": "", "bytes": 0, "ok": false, "note": "HTTP 404", "preview": null }, { "url": "http://r1dns.com/logos/WWIN-FM_112x32.png", "declared": "?", "actual": "112x32", "bytes": 2304, "ok": true, "note": "", "preview": "data:image/png;base64,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" }, { "url": "http://r1dns.com/logos/WWIN-FM_600x600.png", "declared": "128x128", "actual": "600x600", "bytes": 662870, "ok": false, "note": "real size differs from the declared 128x128; 663 kB (under 50 kB recommended)", "preview": null } ] } }, { "title": "6. Transmitters and streams", "steps": [ { "status": "pass", "title": "FM bearer fm:8a0.8f9d.09590", "detail": "cost 10", "fix": "" }, { "status": "warn", "title": "Stream OK: https://r1-streams.s3.amazonaws.com/bal/wwin/wwinfm.m3u8", "detail": "application/vnd.apple.mpegurl\nThe file says application/x-mpegURL but the stream answers application/vnd.apple.mpegurl.\nThe bearer has no bitrate.\nNo offset set (optional): if the stream runs behind the broadcast, an offset in milliseconds lets receivers line the two up.", "fix": "" } ], "extra": [] } ] }