{"$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":"2026-11-06T00:10:52.690Z","url":"https://verifymcp.io/servers/com-ismynumberspam-spam-i-am/ismynumberspam","markdownUrl":"https://verifymcp.io/servers/com-ismynumberspam-spam-i-am/ismynumberspam.md","server":{"slug":"com-ismynumberspam-spam-i-am","name":"Spam I Am: carrier spam label check","registryName":"com.ismynumberspam/spam-i-am","description":"See if a phone number shows Spam Risk or Scam Likely on AT&T, Verizon and T-Mobile real phones.","registryStatus":"active","deletedAt":null,"statusMessage":null,"liveness":"live","publisher":{"class":"unknown","claimed":false}},"component":{"slug":"ismynumberspam","type":"remote","identifier":"https://ismynumberspam.com/mcp","withdrawn":false,"url":"https://verifymcp.io/servers/com-ismynumberspam-spam-i-am/ismynumberspam","version":"1.0.0","transport":null,"scoredAt":"2026-11-05T02:16:25.438Z"},"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":72},{"date":"2026-11-02","total":71},{"date":"2026-11-01","total":71},{"date":"2026-10-31","total":70},{"date":"2026-10-30","total":70},{"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}]},"categories":[{"name":"Endpoint Security","score":74,"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 is enforced; there's no plaintext access path.","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.none_no_destructive","args":{}},{"code":"https.enforced","args":{}},{"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":64,"verdict":"fail","reasons":["AI-judged instruction clarity (good).","Context-footprint check failed: tool/resource definitions use about 850 tokens (~141/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":"141","items":"6","tools":"6","tokens":"850","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":92,"verdict":"partial","reasons":["100% of tools have a non-trivial description (not blank, and not just the tool's name).","76% of tool parameters carry a description."],"codes":[{"code":"toolquality.descriptions","args":{"pct":"100"}},{"code":"toolquality.param_docs","args":{"pct":"76"}}]},{"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":60,"verdict":"fail","reasons":["Spec-recency check failed: implements MCP spec 2025-06-18; the latest is 2026-07-28."],"codes":[{"code":"protocol.outdated","args":{"latest":"2026-07-28","version":"2025-06-18"}}]}],"inconclusive":[],"malware":[],"components":[{"slug":"ismynumberspam","type":"remote","identifier":"https://ismynumberspam.com/mcp","withdrawn":false,"score":72,"current":true,"url":"https://verifymcp.io/servers/com-ismynumberspam-spam-i-am/ismynumberspam","markdownUrl":"https://verifymcp.io/servers/com-ismynumberspam-spam-i-am/ismynumberspam.md"}],"facts":[{"label":"Endpoint","value":"https://ismynumberspam.com/mcp"},{"label":"Transports","value":"streamable-http"},{"label":"Auth","value":"none"},{"label":"Version","value":"1.0.0"}],"install":{"available":true,"bundleSha256":null},"tools":[{"name":"start_check","title":"Start a spam label check","description":"Start a check of what AT&T, Verizon and T-Mobile phones show when a number calls. Returns the test line to call ('dial') for each carrier and a check id (and a token for a keyless check: keep it). The number being checked must then call each test line within the window. The first check on a number is free; later ones need a key with funds.","inputs":[{"name":"api_key","type":"string","required":false,"description":"Optional API key (sia_...), if your connection has none and you got one from get_approval"},{"name":"carriers","type":"array","required":false,"description":"Leave out to check every carrier that's online"},{"name":"number","type":"string","required":true,"description":"US 10-digit phone number, any format, e.g. '2145550100' or '(214) 555-0100'"},{"name":"webhook_url","type":"string","required":false,"description":"Optional https address to POST the finished result to"}],"outputs":[],"hasOutputSchema":false,"hasExamples":false,"tokenEstimate":182},{"name":"get_check","title":"Get a check's results","description":"The check and each carrier's result: status waiting, complete or incomplete; the label shown and caller name; flagged true/false; a screenshot link. Set wait_seconds (up to 25) to wait for results to arrive before answering.","inputs":[{"name":"api_key","type":"string","required":false,"description":"Optional API key (sia_...), if your connection has none and you got one from get_approval"},{"name":"check_id","type":"string","required":true,"description":null},{"name":"token","type":"string","required":false,"description":"The token from start_check, for a check started without a key"},{"name":"wait_seconds","type":"integer","required":false,"description":null}],"outputs":[],"hasOutputSchema":false,"hasExamples":false,"tokenEstimate":121},{"name":"get_coverage","title":"Carriers and prices","description":"Which carriers are online now, prices in cents, and the dialing window.","inputs":[],"outputs":[],"hasOutputSchema":false,"hasExamples":false,"tokenEstimate":24},{"name":"get_balance","title":"Balance","description":"Needs a key. The account balance, holds, and this key's spending limit.","inputs":[{"name":"api_key","type":"string","required":false,"description":"Optional API key (sia_...), if your connection has none and you got one from get_approval"}],"outputs":[],"hasOutputSchema":false,"hasExamples":false,"tokenEstimate":53},{"name":"request_approval","title":"Ask your human to approve spending","description":"Get a link (approve_url) for your human to open: they sign in, add funds if needed, set a spending limit and approve. Show them the link, then call get_approval. Use this when a check is refused with free_check_used, insufficient_funds or key_limit.","inputs":[{"name":"amount_cents","type":"integer","required":false,"description":"How much you're asking for"},{"name":"api_key","type":"string","required":false,"description":"Optional API key (sia_...), if your connection has none and you got one from get_approval"},{"name":"number","type":"string","required":false,"description":"US 10-digit phone number, any format, e.g. '2145550100' or '(214) 555-0100'"},{"name":"reason","type":"string","required":false,"description":"Shown to your human, e.g. 'Check our sales line before Monday's campaign'"}],"outputs":[],"hasOutputSchema":false,"hasExamples":false,"tokenEstimate":170},{"name":"get_approval","title":"Check whether your human approved","description":"Status of an approval request: pending, approved, declined or expired. Once approved, a keyless request returns api_key (shown once): pass it as api_key to the other tools. Set wait_seconds (up to 25) to wait for a decision.","inputs":[{"name":"api_key","type":"string","required":false,"description":"Optional API key (sia_...), if your connection has none and you got one from get_approval"},{"name":"approval_id","type":"string","required":true,"description":null},{"name":"token","type":"string","required":false,"description":"The token from request_approval"},{"name":"wait_seconds","type":"integer","required":false,"description":null}],"outputs":[],"hasOutputSchema":false,"hasExamples":false,"tokenEstimate":119}],"toolsTruncatedAtCapture":false,"diagnostics":{"capturedAt":"2026-11-05T02:16:25.000Z","track":"remote","endpoint":"https://ismynumberspam.com/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=ismynumberspam.com","issuer":"CN=YE1,O=Let's Encrypt,C=US","notBefore":"2026-10-22T02:00:36Z","notAfter":"2027-01-20T02:00:35Z","keyType":"ECDSA","keyBits":256,"isCa":false},{"subject":"CN=YE1,O=Let's Encrypt,C=US","issuer":"CN=Root YE,O=ISRG,C=US","notBefore":"2025-09-03T00:00:00Z","notAfter":"2028-09-02T23:59:59Z","keyType":"ECDSA","keyBits":384,"isCa":true},{"subject":"CN=Root YE,O=ISRG,C=US","issuer":"CN=ISRG Root X2,O=Internet Security Research Group,C=US","notBefore":"2026-05-13T00:00:00Z","notAfter":"2032-09-02T23:59:59Z","keyType":"ECDSA","keyBits":384,"isCa":true},{"subject":"CN=ISRG Root X2,O=Internet Security Research Group,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":"ECDSA","keyBits":384,"isCa":true}]},"dnssec":{"result":"insecure","label":"Not signed","name":"ismynumberspam.com.","steps":[{"zone":".","outcome":"verified","label":"Verified"},{"zone":"com.","outcome":"verified","label":"Verified"},{"zone":"ismynumberspam.com.","outcome":"insecure_proven","label":"Unsigned (proven)"}]},"auth":{"outcome":"none","label":"No authorisation required","gate":null,"gateLabel":null,"status":200,"authorizationServers":[]},"httpsRedirect":{"outcome":"https_enforced","label":"HTTPS enforced","status":308},"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":"2026-10-24","recent":[{"id":"chg_01a19f30-48ac-738c-9303-216c7a612ce6","kind":"score.total_changed","summary":"Trust score (71 → 72)","materiality":"functional","direction":"improvement","scoreDelta":1,"occurredOn":"2026-11-03","url":"https://verifymcp.io/servers/com-ismynumberspam-spam-i-am/ismynumberspam#chg-chg_01a19f30-48ac-738c-9303-216c7a612ce6"},{"id":"chg_01a194e3-06b8-741f-8e93-624e55f5cf4f","kind":"score.total_changed","summary":"Trust score (70 → 71)","materiality":"functional","direction":"improvement","scoreDelta":1,"occurredOn":"2026-11-01","url":"https://verifymcp.io/servers/com-ismynumberspam-spam-i-am/ismynumberspam#chg-chg_01a194e3-06b8-741f-8e93-624e55f5cf4f"},{"id":"chg_01a18a96-9071-7a95-a77e-0cd2e6f269c4","kind":"score.total_changed","summary":"Trust score (69 → 70)","materiality":"functional","direction":"improvement","scoreDelta":1,"occurredOn":"2026-10-30","url":"https://verifymcp.io/servers/com-ismynumberspam-spam-i-am/ismynumberspam#chg-chg_01a18a96-9071-7a95-a77e-0cd2e6f269c4"},{"id":"chg_01a18048-dcc6-76af-9f40-2b00c0613fdd","kind":"score.total_changed","summary":"Trust score (68 → 69)","materiality":"functional","direction":"improvement","scoreDelta":1,"occurredOn":"2026-10-28","url":"https://verifymcp.io/servers/com-ismynumberspam-spam-i-am/ismynumberspam#chg-chg_01a18048-dcc6-76af-9f40-2b00c0613fdd"},{"id":"chg_01a175fc-88bf-743d-b678-e87610a639ed","kind":"score.total_changed","summary":"Trust score (67 → 68)","materiality":"functional","direction":"improvement","scoreDelta":1,"occurredOn":"2026-10-26","url":"https://verifymcp.io/servers/com-ismynumberspam-spam-i-am/ismynumberspam#chg-chg_01a175fc-88bf-743d-b678-e87610a639ed"},{"id":"chg_01a170d6-2ad9-7766-8f20-9e8ee229fdd1","kind":"check.reverified","summary":"Stability (unverified → 0.03)","materiality":"functional","direction":"improvement","scoreDelta":null,"occurredOn":"2026-10-25","url":"https://verifymcp.io/servers/com-ismynumberspam-spam-i-am/ismynumberspam#chg-chg_01a170d6-2ad9-7766-8f20-9e8ee229fdd1"},{"id":"chg_01a16fed-e031-71e1-8896-87f5ad064b08","kind":"score.first_scored","summary":"First indexed and scored","materiality":"functional","direction":"neutral","scoreDelta":null,"occurredOn":"2026-10-24","url":"https://verifymcp.io/servers/com-ismynumberspam-spam-i-am/ismynumberspam#chg-chg_01a16fed-e031-71e1-8896-87f5ad064b08"}],"truncated":false,"feedUrl":"https://verifymcp.io/servers/com-ismynumberspam-spam-i-am/ismynumberspam/changelog.json"},"links":{"html":"https://verifymcp.io/servers/com-ismynumberspam-spam-i-am/ismynumberspam","markdown":"https://verifymcp.io/servers/com-ismynumberspam-spam-i-am/ismynumberspam.md","changelogJson":"https://verifymcp.io/servers/com-ismynumberspam-spam-i-am/ismynumberspam/changelog.json","changelogRss":"https://verifymcp.io/servers/com-ismynumberspam-spam-i-am/ismynumberspam.xml","external":[{"label":"Remote endpoint","href":"https://ismynumberspam.com/mcp"},{"label":"Website","href":"https://ismynumberspam.com/docs/mcp"}]}}