{"$schema":"https://verifymcp.io/schemas/trust-report.json","schemaVersion":1,"license":{"name":"CC BY-NC 4.0","url":"https://creativecommons.org/licenses/by-nc/4.0/"},"generatedAt":"2026-11-05T17:06:16.291Z","url":"https://verifymcp.io/servers/de-ferienhausmiete-guest/mcp","markdownUrl":"https://verifymcp.io/servers/de-ferienhausmiete-guest/mcp.md","server":{"slug":"de-ferienhausmiete-guest","name":"Ferienhausmiete.de – Ferienwohnungen & Ferienhäuser suchen","registryName":"de.ferienhausmiete/guest","description":"Search 18,000+ privately owned holiday homes on Ferienhausmiete.de: exact stay prices, availability","registryStatus":"active","deletedAt":null,"statusMessage":null,"liveness":"live","publisher":{"class":"unknown","claimed":false}},"component":{"slug":"mcp","type":"remote","identifier":"https://mcp.ferienhausmiete.de/","withdrawn":false,"url":"https://verifymcp.io/servers/de-ferienhausmiete-guest/mcp","version":"1.0.0","transport":null,"scoredAt":"2026-11-05T00:05:37.164Z"},"score":{"total":72,"tier":"medium","status":"scored","weekDelta":3,"history":[{"date":"2026-11-05","total":72},{"date":"2026-11-04","total":72},{"date":"2026-11-03","total":71},{"date":"2026-11-02","total":71},{"date":"2026-11-01","total":70},{"date":"2026-10-31","total":70},{"date":"2026-10-30","total":69},{"date":"2026-10-29","total":69},{"date":"2026-10-28","total":69},{"date":"2026-10-27","total":68},{"date":"2026-10-26","total":68},{"date":"2026-10-25","total":67},{"date":"2026-10-24","total":67},{"date":"2026-10-23","total":66},{"date":"2026-10-22","total":66},{"date":"2026-10-21","total":65},{"date":"2026-10-20","total":65}]},"categories":[{"name":"Endpoint Security","score":69,"verdict":"fail","reasons":["The endpoint's TLS certificate is valid, in date, and uses a strong key.","No authorisation is required to call this server. Nothing on it is marked destructive, but we can't show that an anonymous caller can only read: full credit needs the server to list at least one tool and every tool to be verifiably read-only. We use a best-effort check of tool names and descriptions to tell read-only tools from tools that change things, so some genuinely read-only tools may not get full credit. Names that start with a read verb (get, list, read, search and similar) and accurate readOnlyHint annotations help. Meet that to earn full credit, or require authorisation.","HTTPS enforcement could not be verified: the plaintext port answered with HTTP 405, which proves neither a plaintext path nor enforcement.","The HSTS (Strict-Transport-Security) header is present.","DNSSEC check failed: this domain isn't protected by DNSSEC."],"codes":[{"code":"tls.valid","args":{}},{"code":"auth.none_no_destructive","args":{}},{"code":"https.inconclusive","args":{"reason":"plaintext_status","status":"405"}},{"code":"headers.hsts_present","args":{}},{"code":"dnssec.absent","args":{}}]},{"name":"Transport & Reachability","score":100,"verdict":"pass","reasons":["Verified streamable-http transport via a live MCP handshake."],"codes":[{"code":"transport.verified","args":{"transport":"streamable-http"}}]},{"name":"Schema Quality & AI Usability","score":55,"verdict":"fail","reasons":["AI-judged instruction clarity (good).","Context-footprint check failed: tool/resource definitions use about 1337 tokens (~334/item across 4 items; 4 tools + 0 resources), over budget; trim descriptions and params.","Usage-examples check failed: none of the tools include examples."],"codes":[{"code":"schema.ai_quality","args":{"band":"good"}},{"code":"schema.footprint_heavy","args":{"avg":"334","items":"4","tools":"4","tokens":"1337","resources":"0"}},{"code":"schema.examples_absent","args":{}}]},{"name":"Stability & Change Management","score":53,"verdict":"partial","reasons":["Stability observed for 16 of 30 days with no destabilising changes; credit accrues until the full window elapses."],"codes":[{"code":"stability.building_history","args":{"days":"16"}}]},{"name":"Tool Coverage","score":91,"verdict":"partial","reasons":["100% of tools have a non-trivial description (not blank, and not just the tool's name).","73% of tool parameters carry a description."],"codes":[{"code":"toolquality.descriptions","args":{"pct":"100"}},{"code":"toolquality.param_docs","args":{"pct":"73"}}]},{"name":"Tool Safety","score":100,"verdict":"pass","reasons":["No prompt-injection markers were found in the server instructions, tool names or descriptions we captured.","We read all 4 captured tool definition(s), and no name or description among them implies an irreversible operation.","An AI judge read all 5 captured unit(s) of tool text and found none that tries to manipulate the model reading it."],"codes":[{"code":"toolsafety.injection_clean","args":{}},{"code":"toolsafety.destructive_none","args":{"tools":"4"}},{"code":"toolsafety.manipulation_clean","args":{"units":"5","judged":"5"}}]},{"name":"Capabilities","score":100,"verdict":"pass","reasons":["Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28."],"codes":[{"code":"protocol.supported","args":{"latest":"2026-07-28","version":"2025-11-25"}}]}],"inconclusive":["HTTPS enforcement could not be verified: the plaintext port answered with HTTP 405, which proves neither a plaintext path nor enforcement."],"malware":[],"components":[{"slug":"mcp","type":"remote","identifier":"https://mcp.ferienhausmiete.de/","withdrawn":false,"score":72,"current":true,"url":"https://verifymcp.io/servers/de-ferienhausmiete-guest/mcp","markdownUrl":"https://verifymcp.io/servers/de-ferienhausmiete-guest/mcp.md"}],"facts":[{"label":"Endpoint","value":"https://mcp.ferienhausmiete.de/"},{"label":"Transports","value":"streamable-http"},{"label":"Auth","value":"none"},{"label":"Version","value":"1.0.0"}],"install":{"available":true,"bundleSha256":null},"tools":[{"name":"autocomplete_regions","title":"Region autocomplete","description":"Suggest holiday regions by (partial) name, typo-tolerant. Names are matched in the response language, with German (the native names, e.g. \"Seenplatte\") always accepted as well. Returns region ids usable as regionId in search_accommodations, with accommodation counts.","inputs":[{"name":"level","type":"integer","required":false,"description":"Restrict to one region hierarchy level (1..8); omit for any"},{"name":"limit","type":"integer","required":false,"description":"Maximum suggestions"},{"name":"locale","type":"string","required":false,"description":"Language the user is writing in (de, en, fr, pl, it, es, nl, hr); defaults to de. Selects the language of names and texts in the response and the language region names are matched in — pass it on eve…"},{"name":"query","type":"string","required":true,"description":"Search text; honest 2-char minimum, no silent truncation"}],"outputs":[],"hasOutputSchema":false,"hasExamples":false,"tokenEstimate":176},{"name":"search_accommodations","title":"Search accommodations","description":"Paginated holiday accommodation search over directly bookable/inquirable own inventory (externally managed listings are not exposed). Filter by region (regionId from autocomplete_regions), a radius around a point (lat/lng/radiusKm — use the coordinates of the place the user names; results then carry distanceKm and can be sorted by distance) or a map bounding box (neLat/neLng/swLat/swLng); these three are mutually exclusive. Travel dates (arrival/departure, both together; add bookableOnly to drop stays below the minimum stay), persons (a minimum: beds ≥ persons — add personsMax to exclude oversized houses; optional adults split for families — children can use extra-children slots), bedrooms, bathrooms, livingSpaceMin (m²), minReviews, price range per night, feature codes (e.g. swimming_pool, wifi, pets_allowed), accommodation types and offers. Sort: relevance (default), rating (best first; website formula, a single 5.0 review outranks many 4.8s — use minReviews), persons, bedrooms, living_area, distance (radius searches). Every result carries `url` (the listing page on the website of the locale) and, on dated searches, `stayUrl` with dates and guests pre-filled — give these to the user as the link. `location.place` is the actual town; `location.region` is the (marketing) region it is listed under. Dated searches include a stayPrice per result: the exact total for the stay incl. mandatory costs and discounts (kind \"total\"; \"min_stay\" when the stay is below the minimum), or \"from\"/\"on_request\" where only the static basePrice or no price is available. `approximate: true` means some nights were priced from the owner's base price; the website confirms the final total.","inputs":[{"name":"adults","type":"integer","required":false,"description":"Adults among persons; when below persons, objects may host the remainder as extra children (website guests widget parity)"},{"name":"arrival","type":"string","required":false,"description":null},{"name":"bathrooms","type":"integer","required":false,"description":null},{"name":"bedrooms","type":"integer","required":false,"description":null},{"name":"bookableOnly","type":"string","required":false,"description":"Dated searches only: keep only stays that meet the minimum stay (drops stayPrice.kind \"min_stay\" results)"},{"name":"departure","type":"string","required":false,"description":null},{"name":"features","type":"array","required":false,"description":null},{"name":"lat","type":"number","required":false,"description":"Search centre latitude"},{"name":"livingSpaceMin","type":"number","required":false,"description":"Minimum living space in m²"},{"name":"lng","type":"number","required":false,"description":"Search centre longitude"},{"name":"locale","type":"string","required":false,"description":"Language the user is writing in (de, en, fr, pl, it, es, nl, hr); defaults to de. Selects the language of names and texts in the response and the language region names are matched in — pass it on eve…"},{"name":"minReviews","type":"integer","required":false,"description":"Only accommodations with at least this many visible reviews"},{"name":"neLat","type":"number","required":false,"description":"Bounding box north-east latitude"},{"name":"neLng","type":"number","required":false,"description":"Bounding box north-east longitude"},{"name":"offers","type":"array","required":false,"description":null},{"name":"page","type":"integer","required":false,"description":null},{"name":"perPage","type":"integer","required":false,"description":null},{"name":"persons","type":"integer","required":false,"description":"Minimum sleeping places (beds ≥ persons); combine with personsMax to cap size"},{"name":"personsMax","type":"integer","required":false,"description":"Maximum sleeping places (beds ≤ personsMax); excludes oversized houses"},{"name":"priceMax","type":"number","required":false,"description":"Omit for unbounded — no sentinel values"},{"name":"priceMin","type":"number","required":false,"description":"Per night with dates, base price without"},{"name":"query","type":"string","required":false,"description":"Keyword search over names and descriptions in the response language and the German originals"},{"name":"radiusKm","type":"number","required":false,"description":"Radius around the centre in km (as the crow flies), max 300"},{"name":"regionId","type":"integer","required":false,"description":"Region to search in (from /regions/autocomplete); omit to search everywhere"},{"name":"sort","type":"string","required":false,"description":null},{"name":"swLat","type":"number","required":false,"description":"Bounding box south-west latitude"},{"name":"swLng","type":"number","required":false,"description":"Bounding box south-west longitude"},{"name":"types","type":"array","required":false,"description":null}],"outputs":[],"hasOutputSchema":false,"hasExamples":false,"tokenEstimate":825},{"name":"get_accommodation","title":"Accommodation detail","description":"Full localized detail of one accommodation: description, location with coordinates, capacity, rating, feature codes, image gallery, base price, and `url` (the listing page on the website of the locale).","inputs":[{"name":"id","type":"integer","required":true,"description":"Accommodation id (from search results)"},{"name":"locale","type":"string","required":false,"description":"Language the user is writing in (de, en, fr, pl, it, es, nl, hr); defaults to de. Selects the language of names and texts in the response and the language region names are matched in — pass it on eve…"}],"outputs":[],"hasOutputSchema":false,"hasExamples":false,"tokenEstimate":122},{"name":"get_accommodation_availability","title":"Availability calendar","description":"Per-day availability for one accommodation: bookable days, arrival/departure flags, minimum stay, nightly price and discounts. Window defaults to today and is capped at 24 months.","inputs":[{"name":"from","type":"string","required":false,"description":"Window start (YYYY-MM-DD), defaults to today"},{"name":"id","type":"integer","required":true,"description":"Accommodation id (from search results)"},{"name":"to","type":"string","required":false,"description":"Window end (YYYY-MM-DD)"}],"outputs":[],"hasOutputSchema":false,"hasExamples":false,"tokenEstimate":91}],"toolsTruncatedAtCapture":false,"diagnostics":{"capturedAt":"2026-11-05T00:05:37.000Z","track":"remote","endpoint":"https://mcp.ferienhausmiete.de/","declaredUrl":null,"truncated":false,"tls":{"outcome":"valid","label":"Valid","version":"TLS 1.3","cipherSuite":"TLS_AES_128_GCM_SHA256","chainError":null,"certificates":[{"subject":"CN=mcp.ferienhausmiete.de","issuer":"CN=YR1,O=Let's Encrypt,C=US","notBefore":"2026-10-19T07:34:54Z","notAfter":"2027-01-17T07:34:53Z","keyType":"RSA","keyBits":2048,"isCa":false},{"subject":"CN=YR1,O=Let's 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endpoint","href":"https://mcp.ferienhausmiete.de/"},{"label":"Website","href":"https://www.ferienhausmiete.de/l/mcp/"}]}}