{"$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":"2026-11-05T18:20:46.710Z","url":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp","markdownUrl":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp.md","server":{"slug":"de-zvg-einfach-zvg-einfach","name":"ZVG Einfach","registryName":"de.zvg-einfach/zvg-einfach","description":"German foreclosure auctions (Zwangsversteigerungen): search, details, AI analysis, statistics.","registryStatus":"active","deletedAt":null,"statusMessage":null,"liveness":"live","publisher":{"class":"unknown","claimed":false}},"component":{"slug":"mcp","type":"remote","identifier":"https://mcp.zvg-einfach.de/mcp","withdrawn":false,"url":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp","version":"1.0.0","transport":null,"scoredAt":"2026-11-05T04:13:49.319Z"},"score":{"total":72,"tier":"medium","status":"scored","weekDelta":4,"history":[{"date":"2026-11-05","total":72},{"date":"2026-11-04","total":71},{"date":"2026-11-03","total":71},{"date":"2026-11-02","total":70},{"date":"2026-11-01","total":70},{"date":"2026-10-31","total":69},{"date":"2026-10-30","total":69},{"date":"2026-10-29","total":68},{"date":"2026-10-28","total":68},{"date":"2026-10-27","total":67},{"date":"2026-10-26","total":67},{"date":"2026-10-25","total":66},{"date":"2026-10-24","total":66},{"date":"2026-10-23","total":28}]},"categories":[{"name":"Endpoint Security","score":71,"verdict":"fail","reasons":["The endpoint's TLS certificate is valid, in date, and uses a strong key.","Authorisation is enforced on tool calls, but the challenge carries no valid RFC 9728 metadata, so a client cannot discover where to get a token.","HTTPS enforcement could not be verified: the plaintext port answered with HTTP 405, which proves neither a plaintext path nor enforcement.","HSTS check failed: the Strict-Transport-Security header is absent.","DNSSEC check failed: this domain isn't protected by DNSSEC."],"codes":[{"code":"tls.valid","args":{}},{"code":"auth.challenge_only_invoke","args":{}},{"code":"https.inconclusive","args":{"reason":"plaintext_status","status":"405"}},{"code":"headers.hsts_absent","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":66,"verdict":"fail","reasons":["AI-judged instruction clarity (good).","Context-footprint check failed: tool/resource definitions use about 900 tokens (~150/item across 6 items; 6 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":"150","items":"6","tools":"6","tokens":"900","resources":"0"}},{"code":"schema.examples_absent","args":{}}]},{"name":"Stability & Change Management","score":40,"verdict":"partial","reasons":["Stability observed for 12 of 30 days with no destabilising changes; credit accrues until the full window elapses."],"codes":[{"code":"stability.building_history","args":{"days":"12"}}]},{"name":"Tool Coverage","score":71,"verdict":"fail","reasons":["100% of tools have a non-trivial description (not blank, and not just the tool's name).","0% of tool parameters carry a description.","Structured output schemas are declared (100% of tools); any adoption earns full credit."],"codes":[{"code":"toolquality.descriptions","args":{"pct":"100"}},{"code":"toolquality.param_docs","args":{"pct":"0"}},{"code":"toolquality.output_present","args":{"pct":"100"}}]},{"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 6 captured tool definition(s), and no name or description among them implies an irreversible operation.","An AI judge read all 7 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":"6"}},{"code":"toolsafety.manipulation_clean","args":{"units":"7","judged":"7"}}]},{"name":"Capabilities","score":100,"verdict":"pass","reasons":["Implements a current MCP spec version (2026-07-28)."],"codes":[{"code":"protocol.current","args":{"version":"2026-07-28"}}]}],"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.zvg-einfach.de/mcp","withdrawn":false,"score":72,"current":true,"url":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp","markdownUrl":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp.md"}],"facts":[{"label":"Endpoint","value":"https://mcp.zvg-einfach.de/mcp"},{"label":"Transports","value":"streamable-http"},{"label":"Auth","value":"required (not validated)"},{"label":"Version","value":"1.0.0"}],"install":{"available":true,"bundleSha256":null},"tools":[{"name":"search_auctions","title":null,"description":"Search German foreclosure auctions with filters.\n\n        Args:\n            land: German state abbreviation (e.g. 'by' for Bayern, 'nw' for Nordrhein-Westfalen).\n                A sandbox key only accepts 'st' (Sachsen-Anhalt).\n            court: Court name (e.g. 'München', 'Berlin')\n            object_type: Property type (apartment, detached_house, multi_family_house, etc.)\n            city: City name\n            plz: Postal code\n            min_price: Minimum Verkehrswert in EUR\n            max_price: Maximum Verkehrswert in EUR\n            min_rooms: Minimum number of rooms\n            max_rooms: Maximum number of rooms\n            min_area: Minimum living area in m²\n            max_area: Maximum living area in m²\n            auction_date_from: Start date (YYYY-MM-DD)\n            auction_date_to: End date (YYYY-MM-DD)\n            q: Full-text search query\n            lat: Latitude for radius search\n            lng: Longitude for radius search\n            radius_km: Search radius in km (1-500)\n            sort: Sort by: auction_date, price, distance, created_at\n            order: Sort order: asc, desc\n            page: Page number (default 1)\n            per_page: Results per page (default 10, max 50)","inputs":[{"name":"auction_date_from","type":null,"required":false,"description":null},{"name":"auction_date_to","type":null,"required":false,"description":null},{"name":"city","type":null,"required":false,"description":null},{"name":"court","type":null,"required":false,"description":null},{"name":"land","type":null,"required":false,"description":null},{"name":"lat","type":null,"required":false,"description":null},{"name":"lng","type":null,"required":false,"description":null},{"name":"max_area","type":null,"required":false,"description":null},{"name":"max_price","type":null,"required":false,"description":null},{"name":"max_rooms","type":null,"required":false,"description":null},{"name":"min_area","type":null,"required":false,"description":null},{"name":"min_price","type":null,"required":false,"description":null},{"name":"min_rooms","type":null,"required":false,"description":null},{"name":"object_type","type":null,"required":false,"description":null},{"name":"order","type":"string","required":false,"description":null},{"name":"page","type":"integer","required":false,"description":null},{"name":"per_page","type":"integer","required":false,"description":null},{"name":"plz","type":null,"required":false,"description":null},{"name":"q","type":null,"required":false,"description":null},{"name":"radius_km","type":null,"required":false,"description":null},{"name":"sort","type":"string","required":false,"description":null}],"outputs":[{"name":"result","type":"string","required":true,"description":null}],"hasOutputSchema":true,"hasExamples":false,"tokenEstimate":412},{"name":"get_auction","title":null,"description":"Get full details for a specific auction by its UUID.\n\n        Returns complete data including AI analysis, appraisal (Gutachten),\n        images, files, geocoding data, and a POI (points of interest) summary:\n        per category the total, the counts within 500/1000/2500/5000 m and the\n        3 nearest places. The full POI lists are on the REST API (pois_full_list).\n\n        Args:\n            auction_id: The auction UUID (from search results)","inputs":[{"name":"auction_id","type":"string","required":true,"description":null}],"outputs":[{"name":"result","type":"string","required":true,"description":null}],"hasOutputSchema":true,"hasExamples":false,"tokenEstimate":123},{"name":"list_federal_states","title":null,"description":"List the German federal states (Bundesländer) this key can read, with the number of active auctions in each.","inputs":[],"outputs":[{"name":"result","type":"string","required":true,"description":null}],"hasOutputSchema":true,"hasExamples":false,"tokenEstimate":34},{"name":"list_courts_in_state","title":null,"description":"List all courts (Amtsgerichte) in a specific German state with auction counts.\n\n        Args:\n            land: State abbreviation (e.g. 'by' for Bayern, 'nw' for Nordrhein-Westfalen,\n                  'he' for Hessen, 'rp' for Rheinland-Pfalz, 'ni' for Niedersachsen,\n                  'be' for Berlin, 'br' for Brandenburg, 'sn' for Sachsen,\n                  'st' for Sachsen-Anhalt, 'th' for Thüringen, 'sh' for Schleswig-Holstein,\n                  'hh' for Hamburg, 'hb' for Bremen, 'sl' for Saarland, 'mv' for Mecklenburg-Vorpommern)","inputs":[{"name":"land","type":"string","required":true,"description":null}],"outputs":[{"name":"result","type":"string","required":true,"description":null}],"hasOutputSchema":true,"hasExamples":false,"tokenEstimate":155},{"name":"get_market_statistics","title":null,"description":"Get aggregated market statistics for German foreclosure auctions.\n\n        Returns total active auctions, distribution by state, average price,\n        and property type breakdown, limited to the states this key can read.","inputs":[],"outputs":[{"name":"result","type":"string","required":true,"description":null}],"hasOutputSchema":true,"hasExamples":false,"tokenEstimate":47},{"name":"get_filter_options","title":null,"description":"Get available filter values for searching auctions.\n\n        Returns lists of valid property types and auction types with counts for each.","inputs":[],"outputs":[{"name":"result","type":"string","required":true,"description":null}],"hasOutputSchema":true,"hasExamples":false,"tokenEstimate":33}],"toolsTruncatedAtCapture":false,"diagnostics":{"capturedAt":"2026-11-05T04:13:49.000Z","track":"remote","endpoint":"https://mcp.zvg-einfach.de/mcp","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.zvg-einfach.de","issuer":"CN=YR1,O=Let's Encrypt,C=US","notBefore":"2026-09-19T14:56:31Z","notAfter":"2026-12-18T14:56:30Z","keyType":"RSA","keyBits":2048,"isCa":false},{"subject":"CN=YR1,O=Let's Encrypt,C=US","issuer":"CN=Root YR,O=ISRG,C=US","notBefore":"2025-09-03T00:00:00Z","notAfter":"2028-09-02T23:59:59Z","keyType":"RSA","keyBits":2048,"isCa":true},{"subject":"CN=Root YR,O=ISRG,C=US","issuer":"CN=ISRG Root X1,O=Internet Security Research Group,C=US","notBefore":"2026-05-13T00:00:00Z","notAfter":"2032-09-02T23:59:59Z","keyType":"RSA","keyBits":4096,"isCa":true}]},"dnssec":{"result":"insecure","label":"Not signed","name":"mcp.zvg-einfach.de.","steps":[{"zone":".","outcome":"verified","label":"Verified"},{"zone":"de.","outcome":"verified","label":"Verified"},{"zone":"zvg-einfach.de.","outcome":"insecure_proven","label":"Unsigned (proven)"}]},"auth":{"outcome":"challenged_unvalidated","label":"Challenged, unverified","gate":"invoke","gateLabel":"On tool 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71)","materiality":"functional","direction":"improvement","scoreDelta":1,"occurredOn":"2026-11-03","url":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp#chg-chg_01a19f98-e99c-71b4-8057-c5c45ea59c95"},{"id":"chg_01a1954b-80dd-70e2-ad6e-9dd35ce59063","kind":"score.total_changed","summary":"Trust score (69 → 70)","materiality":"functional","direction":"improvement","scoreDelta":1,"occurredOn":"2026-11-01","url":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp#chg-chg_01a1954b-80dd-70e2-ad6e-9dd35ce59063"},{"id":"chg_01a18afd-a797-77d1-ac74-6160e1ec879c","kind":"score.total_changed","summary":"Trust score (68 → 69)","materiality":"functional","direction":"improvement","scoreDelta":1,"occurredOn":"2026-10-30","url":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp#chg-chg_01a18afd-a797-77d1-ac74-6160e1ec879c"},{"id":"chg_01a180af-a4ee-7c3a-9a3c-079442bcca41","kind":"score.total_changed","summary":"Trust score (67 → 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pass)","materiality":"security","direction":"improvement","scoreDelta":null,"occurredOn":"2026-10-24","url":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp#chg-chg_01a16c16-c5b4-7842-be94-96d423358ddb"},{"id":"chg_01a16c16-c5b4-7ee8-85e7-af9aba0115c4","kind":"check.reverified","summary":"Injection markers (unverified → pass)","materiality":"security","direction":"improvement","scoreDelta":null,"occurredOn":"2026-10-24","url":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp#chg-chg_01a16c16-c5b4-7ee8-85e7-af9aba0115c4"},{"id":"chg_01a16c16-c5b5-757b-98bf-cd92db57c2f6","kind":"check.reason","summary":"Authorization (Authorisation is enforced on tool calls, but the challenge carries no valid RFC 9728 metadata, so a client cannot discover where to get a token.)","materiality":"security","direction":"neutral","scoreDelta":null,"occurredOn":"2026-10-24","url":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp#chg-chg_01a16c16-c5b5-757b-98bf-cd92db57c2f6"},{"id":"chg_01a16c16-c5b5-7af7-aa32-3d441827785d","kind":"check.appeared","summary":"First check of Judged manipulation (pass)","materiality":"security","direction":"neutral","scoreDelta":null,"occurredOn":"2026-10-24","url":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp#chg-chg_01a16c16-c5b5-7af7-aa32-3d441827785d"},{"id":"chg_01a16c16-c5b6-70a8-9d97-6db0dc1d24f7","kind":"check.reverified","summary":"MCP protocol (unverified → pass)","materiality":"functional","direction":"improvement","scoreDelta":null,"occurredOn":"2026-10-24","url":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp#chg-chg_01a16c16-c5b6-70a8-9d97-6db0dc1d24f7"},{"id":"chg_01a16c16-c5b6-76a2-9139-00119973d157","kind":"check.reverified","summary":"Tool coverage (unverified → 100)","materiality":"functional","direction":"improvement","scoreDelta":null,"occurredOn":"2026-10-24","url":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp#chg-chg_01a16c16-c5b6-76a2-9139-00119973d157"},{"id":"chg_01a16c16-c5b6-7af3-8db4-e6c3d487df32","kind":"check.appeared","summary":"First check of Tool coverage (0)","materiality":"functional","direction":"neutral","scoreDelta":null,"occurredOn":"2026-10-24","url":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp#chg-chg_01a16c16-c5b6-7af3-8db4-e6c3d487df32"},{"id":"chg_01a16c16-c5b7-761c-a521-d5ae76bd3291","kind":"check.appeared","summary":"First check of Schema quality (fail)","materiality":"functional","direction":"neutral","scoreDelta":null,"occurredOn":"2026-10-24","url":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp#chg-chg_01a16c16-c5b7-761c-a521-d5ae76bd3291"},{"id":"chg_01a16c16-c5b7-7e53-b100-ffad9d2be970","kind":"check.appeared","summary":"First check of Destructive annotations (pass)","materiality":"functional","direction":"neutral","scoreDelta":null,"occurredOn":"2026-10-24","url":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp#chg-chg_01a16c16-c5b7-7e53-b100-ffad9d2be970"},{"id":"chg_01a16c16-c5b8-7682-9b95-cb32229478fb","kind":"check.appeared","summary":"First check of Schema quality (fail)","materiality":"functional","direction":"neutral","scoreDelta":null,"occurredOn":"2026-10-24","url":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp#chg-chg_01a16c16-c5b8-7682-9b95-cb32229478fb"},{"id":"chg_01a16c16-c5b8-7b73-8aef-580e7427def5","kind":"check.appeared","summary":"First check of Schema quality (good)","materiality":"functional","direction":"neutral","scoreDelta":null,"occurredOn":"2026-10-24","url":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp#chg-chg_01a16c16-c5b8-7b73-8aef-580e7427def5"},{"id":"chg_01a16c16-c5b9-70bf-9309-36a38d36fd25","kind":"check.appeared","summary":"First check of Tool coverage (100)","materiality":"functional","direction":"neutral","scoreDelta":null,"occurredOn":"2026-10-24","url":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp#chg-chg_01a16c16-c5b9-70bf-9309-36a38d36fd25"},{"id":"chg_01a16c16-c5b9-75bb-a46f-874ff687c0f4","kind":"score.total_changed","summary":"Trust score (28 → 66)","materiality":"functional","direction":"improvement","scoreDelta":38,"occurredOn":"2026-10-24","url":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp#chg-chg_01a16c16-c5b9-75bb-a46f-874ff687c0f4"}],"truncated":true,"feedUrl":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp/changelog.json"},"links":{"html":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp","markdown":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp.md","changelogJson":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp/changelog.json","changelogRss":"https://verifymcp.io/servers/de-zvg-einfach-zvg-einfach/mcp.xml","external":[{"label":"Remote endpoint","href":"https://mcp.zvg-einfach.de/mcp"},{"label":"Authorisation metadata","href":"https://mcp.zvg-einfach.de/.well-known/oauth-protected-resource/mcp"},{"label":"Website","href":"https://zvg-einfach.de/fuer-unternehmen/mcp-docs"}]}}