{"$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":"2026-11-05T18:25:48.881Z","url":"https://verifymcp.io/servers/uk-co-reliness-email-domain/mcp-email-domain","markdownUrl":"https://verifymcp.io/servers/uk-co-reliness-email-domain/mcp-email-domain.md","server":{"slug":"uk-co-reliness-email-domain","name":"UK Data: Email and domain checks","registryName":"uk.co.reliness/email-domain","description":"Email and domain checks: deliverable, disposable, role address, MX, SPF, DMARC","registryStatus":"active","deletedAt":null,"statusMessage":null,"liveness":"live","publisher":{"class":"unknown","claimed":false}},"component":{"slug":"mcp-email-domain","type":"remote","identifier":"https://ukdata.reliness.co.uk/mcp/email-domain","withdrawn":false,"url":"https://verifymcp.io/servers/uk-co-reliness-email-domain/mcp-email-domain","version":"1.4.0","transport":null,"scoredAt":"2026-11-05T08:18:09.369Z"},"score":{"total":69,"tier":"medium","status":"scored","weekDelta":null,"history":[{"date":"2026-11-05","total":69},{"date":"2026-11-04","total":60}]},"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 check failed: the endpoint is reachable over plaintext HTTP.","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.plaintext","args":{}},{"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":74,"verdict":"fail","reasons":["AI-judged instruction clarity (good).","Tool/resource definitions use about 93 tokens (~46/item across 2 items; 2 tools + 0 resources), lean.","Usage-examples check failed: none of the tools include examples."],"codes":[{"code":"schema.ai_quality","args":{"band":"good"}},{"code":"schema.footprint_lean","args":{"avg":"46","items":"2","tools":"2","tokens":"93","resources":"0"}},{"code":"schema.examples_absent","args":{}}]},{"name":"Stability & Change Management","score":3,"verdict":"partial","reasons":["Stability observed for 1 of 30 days with no destabilising changes; credit accrues until the full window elapses."],"codes":[{"code":"stability.building_history","args":{"days":"1"}}]},{"name":"Tool Coverage","score":100,"verdict":"pass","reasons":["100% of tools have a non-trivial description (not blank, and not just the tool's name).","100% of tool parameters carry a description."],"codes":[{"code":"toolquality.descriptions","args":{"pct":"100"}},{"code":"toolquality.param_docs","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 2 captured tool definition(s), and no name or description among them implies an irreversible operation.","An AI judge read all 2 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":"2"}},{"code":"toolsafety.manipulation_clean","args":{"units":"2","judged":"2"}}]},{"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":[],"malware":[],"components":[{"slug":"mcp-email-domain","type":"remote","identifier":"https://ukdata.reliness.co.uk/mcp/email-domain","withdrawn":false,"score":69,"current":true,"url":"https://verifymcp.io/servers/uk-co-reliness-email-domain/mcp-email-domain","markdownUrl":"https://verifymcp.io/servers/uk-co-reliness-email-domain/mcp-email-domain.md"}],"facts":[{"label":"Endpoint","value":"https://ukdata.reliness.co.uk/mcp/email-domain"},{"label":"Transports","value":"streamable-http"},{"label":"Auth","value":"none"},{"label":"Version","value":"1.4.0"}],"install":{"available":true,"bundleSha256":null},"tools":[{"name":"email_check","title":null,"description":"Syntax, MX, disposable, role and free-provider checks on an email address (no message is sent). (cost: 1 credit)","inputs":[{"name":"email","type":"string","required":false,"description":"string, required"}],"outputs":[],"hasOutputSchema":false,"hasExamples":false,"tokenEstimate":46},{"name":"domain_check","title":null,"description":"A, AAAA, MX, NS, SPF and DMARC records for a domain via DNS over HTTPS. (cost: 1 credit)","inputs":[{"name":"domain","type":"string","required":false,"description":"string, required"}],"outputs":[],"hasOutputSchema":false,"hasExamples":false,"tokenEstimate":47}],"toolsTruncatedAtCapture":false,"diagnostics":{"capturedAt":"2026-11-05T08:18:09.000Z","track":"remote","endpoint":"https://ukdata.reliness.co.uk/mcp/email-domain","declaredUrl":null,"truncated":false,"tls":{"outcome":"valid","label":"Valid","version":"TLS 1.3","cipherSuite":"TLS_AES_128_GCM_SHA256","chainError":null,"certificates":[{"subject":"CN=reliness.co.uk","issuer":"CN=WE1,O=Google Trust Services,C=US","notBefore":"2026-11-04T08:26:44Z","notAfter":"2027-02-02T09:26:40Z","keyType":"ECDSA","keyBits":256,"isCa":false},{"subject":"CN=WE1,O=Google Trust Services,C=US","issuer":"CN=GTS Root R4,O=Google Trust Services LLC,C=US","notBefore":"2023-12-13T09:00:00Z","notAfter":"2029-02-20T14:00:00Z","keyType":"ECDSA","keyBits":256,"isCa":true},{"subject":"CN=GTS Root R4,O=Google Trust Services LLC,C=US","issuer":"CN=GlobalSign Root CA,OU=Root CA,O=GlobalSign nv-sa,C=BE","notBefore":"2023-11-15T03:43:21Z","notAfter":"2028-01-28T00:00:42Z","keyType":"ECDSA","keyBits":384,"isCa":true}]},"dnssec":{"result":"insecure","label":"Not signed","name":"ukdata.reliness.co.uk.","steps":[{"zone":".","outcome":"verified","label":"Verified"},{"zone":"uk.","outcome":"verified","label":"Verified"},{"zone":"co.uk.","outcome":"verified","label":"Verified"},{"zone":"reliness.co.uk.","outcome":"insecure_proven","label":"Unsigned (proven)"}]},"auth":{"outcome":"none","label":"No authorisation required","gate":null,"gateLabel":null,"status":200,"authorizationServers":[]},"httpsRedirect":{"outcome":"plaintext_served","label":"Served over HTTP","status":200},"transports":[{"transport":"streamable-http","outcome":"verified","label":"Verified","status":200,"followed":false}],"provenance":null,"installScripts":[],"installScriptsTotal":null,"vulnerabilities":[],"vulnerabilitiesTotal":null,"dependencies":null},"mismatches":[],"changelog":{"trackingSince":"2026-11-04","recent":[{"id":"chg_01a1aac9-6b79-7a2c-8d0f-f3c8c44032ea","kind":"check.verdict","summary":"HSTS header (fail → pass)","materiality":"security","direction":"improvement","scoreDelta":null,"occurredOn":"2026-11-05","url":"https://verifymcp.io/servers/uk-co-reliness-email-domain/mcp-email-domain#chg-chg_01a1aac9-6b79-7a2c-8d0f-f3c8c44032ea"},{"id":"chg_01a1aac9-6b7a-7a56-8702-a3f5e6f41d31","kind":"check.reverified","summary":"Authorization (unverified → partial)","materiality":"security","direction":"improvement","scoreDelta":null,"occurredOn":"2026-11-05","url":"https://verifymcp.io/servers/uk-co-reliness-email-domain/mcp-email-domain#chg-chg_01a1aac9-6b7a-7a56-8702-a3f5e6f41d31"},{"id":"chg_01a1aac9-6b7b-7679-b709-c09b534788bc","kind":"check.reverified","summary":"Stability (unverified → 0.03)","materiality":"functional","direction":"improvement","scoreDelta":null,"occurredOn":"2026-11-05","url":"https://verifymcp.io/servers/uk-co-reliness-email-domain/mcp-email-domain#chg-chg_01a1aac9-6b7b-7679-b709-c09b534788bc"},{"id":"chg_01a1aac9-6b7b-7d6b-86e9-9fcf15c9b208","kind":"score.total_changed","summary":"Trust score (60 → 69)","materiality":"functional","direction":"improvement","scoreDelta":9,"occurredOn":"2026-11-05","url":"https://verifymcp.io/servers/uk-co-reliness-email-domain/mcp-email-domain#chg-chg_01a1aac9-6b7b-7d6b-86e9-9fcf15c9b208"},{"id":"chg_01a1a66f-d9f2-782e-9a5f-7ce81a3b3293","kind":"score.first_scored","summary":"First indexed and scored","materiality":"functional","direction":"neutral","scoreDelta":null,"occurredOn":"2026-11-04","url":"https://verifymcp.io/servers/uk-co-reliness-email-domain/mcp-email-domain#chg-chg_01a1a66f-d9f2-782e-9a5f-7ce81a3b3293"}],"truncated":false,"feedUrl":"https://verifymcp.io/servers/uk-co-reliness-email-domain/mcp-email-domain/changelog.json"},"links":{"html":"https://verifymcp.io/servers/uk-co-reliness-email-domain/mcp-email-domain","markdown":"https://verifymcp.io/servers/uk-co-reliness-email-domain/mcp-email-domain.md","changelogJson":"https://verifymcp.io/servers/uk-co-reliness-email-domain/mcp-email-domain/changelog.json","changelogRss":"https://verifymcp.io/servers/uk-co-reliness-email-domain/mcp-email-domain.xml","external":[{"label":"Remote endpoint","href":"https://ukdata.reliness.co.uk/mcp/email-domain"},{"label":"Website","href":"https://ukdata.reliness.co.uk/"}]}}