{"affectedAsns":[],"affectedDomains":[],"affectedServices":[],"anomalyRate":0.04,"attribution":{"asns_attributed":0,"domains_attributed":0,"methods":[{"evidence_count":2,"method":"outage"}],"note":"Aggregated from this incident's qualifying linked evidence rows — only domains, ASNs, and blocking methods the evidence literally records are shown, with the per-item evidence count. No per-domain/per-ASN attribution is present in the qualifying linked evidence for this incident (e.g. country/ASN-level outage signals).","sources":["ioda"],"top_asns":[],"top_domains":[]},"confidence":0.65,"corroboration":{"description":"Single source label: ioda","evidenceCount":2,"level":"low","score":0.6,"sourceCount":1,"sources":["ioda"]},"country":"TZ","countryName":"Tanzania","createdAt":"2026-08-21T18:00:08.275281","description":"IODA detected significant connectivity drop in Tanzania. 1 critical alerts recorded.","duration":315,"durationHours":5.25,"endTime":"2026-08-21T19:35:00Z","evidence":[{"asn":null,"blockingMethod":null,"citationScope":"signal_window","citationUrl":"https://ioda.inetintel.cc.gatech.edu/country/TZ?from=1787270400&until=1787356800","confidence":0.65,"continent":"Africa","countryCode":"TZ","domain":null,"domainCategory":null,"exactMeasurementLink":false,"id":344350434,"kind":"alert","linkConfidence":0.8,"linkReason":"Same country and date, critical level IODA alert","observedAt":"2026-08-21T19:35:00Z","probeNodeId":null,"regionCode":"4227","retrievedAt":"2026-08-22T00:00:04.106387","riskTier":3,"signalBaseline":25,"signalLevel":"critical","signalType":"outage","signalValue":0.04,"source":"ioda","sourceRef":"ioda:alert:bgp:region:4227:1787340900","sourceUrl":"https://ioda.inetintel.cc.gatech.edu/country/TZ","unSubregion":"Eastern Africa","upstreamCause":null,"upstreamClaim":"IODA detected critical level outage for Iringa","upstreamSeverity":"critical"},{"asn":null,"blockingMethod":null,"citationScope":"signal_window","citationUrl":"https://ioda.inetintel.cc.gatech.edu/country/TZ?from=1787270400&until=1787356800","confidence":0.65,"continent":"Africa","countryCode":"TZ","domain":null,"domainCategory":null,"exactMeasurementLink":false,"id":343493567,"kind":"alert","linkConfidence":0.8,"linkReason":"Same country and date, critical level IODA alert","observedAt":"2026-08-21T14:20:00Z","probeNodeId":null,"regionCode":"4227","retrievedAt":"2026-08-21T18:00:04.973596","riskTier":3,"signalBaseline":25,"signalLevel":"critical","signalType":"outage","signalValue":0.04,"source":"ioda","sourceRef":"ioda:alert:bgp:region:4227:1787322000","sourceUrl":"https://ioda.inetintel.cc.gatech.edu/country/TZ","unSubregion":"Eastern Africa","upstreamCause":null,"upstreamClaim":"IODA detected critical level outage for Iringa","upstreamSeverity":"critical"}],"evidenceCount":2,"evidenceSourceBreakdown":{"ioda":2},"evidenceSpan":{"earliest":"2026-08-21T14:20:00Z","latest":"2026-08-21T19:35:00Z"},"flag":"🇹🇿","generated_at_utc":"2026-10-28T18:40:09.299905Z","hashId":"3e40a79a6220","id":"TZ-2026-0123","incidentType":"disruption","measurementCount":1,"mechanism":"Infrastructure outage","normalOoniObservationCount":0,"normalOoniObservationNote":"These linked OONI rows carry the historical signal_level='normal' stored label and are quarantined from qualifying evidence pending regrade. The label is not proof that every row was accessible or anomaly-free: low-anomaly rows and rows with an omitted confirmed result may be present.","normalOoniObservations":[],"readableId":"TZ-2026-0123","reportUrl":"https://api.voidly.ai/data/incidents/3e40a79a6220/report?format=markdown","revision":2,"severity":"critical","severityGrade":"A","sources":["ioda"],"startTime":"2026-08-21T14:20:00Z","status":"active","title":"Internet connectivity disruption in Tanzania","updatedAt":"2026-08-22T00:00:07.464467"}