{"affectedAsns":[],"affectedDomains":[],"affectedServices":[],"anomalyRate":0.45390070921985815,"attribution":{"asns_attributed":0,"domains_attributed":0,"methods":[{"evidence_count":3,"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":3,"level":"low","score":0.6,"sourceCount":1,"sources":["ioda"]},"country":"NG","countryName":"Nigeria","createdAt":"2026-09-18T06:00:08.274029","description":"IODA detected significant connectivity drop in Nigeria. 1 critical alerts recorded.","duration":1129,"durationHours":18.8333,"endTime":"2026-09-18T22:20:00Z","evidence":[{"asn":null,"blockingMethod":null,"citationScope":"signal_window","citationUrl":"https://ioda.inetintel.cc.gatech.edu/country/NG?from=1789689600&until=1789776000","confidence":0.8,"continent":"Africa","countryCode":"NG","domain":null,"domainCategory":null,"exactMeasurementLink":false,"id":450284976,"kind":"alert","linkConfidence":0.8,"linkReason":"Same country and date, critical level IODA alert","observedAt":"2026-09-18T22:20:00Z","probeNodeId":null,"regionCode":"2956","retrievedAt":"2026-09-19T00:00:04.395180","riskTier":4,"signalBaseline":95,"signalLevel":"critical","signalType":"outage","signalValue":0.7157894736842105,"source":"ioda","sourceRef":"ioda:alert:bgp:region:2956:1789770000","sourceUrl":"https://ioda.inetintel.cc.gatech.edu/country/NG","unSubregion":"Western Africa","upstreamCause":null,"upstreamClaim":"IODA detected critical level outage for Sokoto","upstreamSeverity":"critical"},{"asn":null,"blockingMethod":null,"citationScope":"signal_window","citationUrl":"https://ioda.inetintel.cc.gatech.edu/country/NG?from=1789689600&until=1789776000","confidence":0.75,"continent":"Africa","countryCode":"NG","domain":null,"domainCategory":null,"exactMeasurementLink":false,"id":449271525,"kind":"alert","linkConfidence":0.8,"linkReason":"Same country and date, critical level IODA alert","observedAt":"2026-09-18T16:15:00Z","probeNodeId":null,"regionCode":"2947","retrievedAt":"2026-09-18T18:00:04.911542","riskTier":4,"signalBaseline":301,"signalLevel":"critical","signalType":"outage","signalValue":0.42524916943521596,"source":"ioda","sourceRef":"ioda:alert:bgp:region:2947:1789748100","sourceUrl":"https://ioda.inetintel.cc.gatech.edu/country/NG","unSubregion":"Western Africa","upstreamCause":null,"upstreamClaim":"IODA detected critical level outage for Enugu","upstreamSeverity":"critical"},{"asn":null,"blockingMethod":null,"citationScope":"signal_window","citationUrl":"https://ioda.inetintel.cc.gatech.edu/country/NG?from=1789689600&until=1789776000","confidence":0.75,"continent":"Africa","countryCode":"NG","domain":null,"domainCategory":null,"exactMeasurementLink":false,"id":447250339,"kind":"alert","linkConfidence":0.8,"linkReason":"Same country and date, critical level IODA alert","observedAt":"2026-09-18T03:30:00Z","probeNodeId":null,"regionCode":"2954","retrievedAt":"2026-09-18T06:00:03.884366","riskTier":4,"signalBaseline":141,"signalLevel":"critical","signalType":"outage","signalValue":0.45390070921985815,"source":"ioda","sourceRef":"ioda:alert:bgp:region:2954:1789702200","sourceUrl":"https://ioda.inetintel.cc.gatech.edu/country/NG","unSubregion":"Western Africa","upstreamCause":null,"upstreamClaim":"IODA detected critical level outage for Kano","upstreamSeverity":"critical"}],"evidenceCount":3,"evidenceSourceBreakdown":{"ioda":3},"evidenceSpan":{"earliest":"2026-09-18T03:30:00Z","latest":"2026-09-18T22:20:00Z"},"flag":"🇳🇬","generated_at_utc":"2026-11-05T01:57:32.496365Z","hashId":"cae36cbb3c3a","id":"NG-2026-0183","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":"NG-2026-0183","reportUrl":"https://api.voidly.ai/data/incidents/cae36cbb3c3a/report?format=markdown","revision":3,"severity":"critical","severityGrade":"B","sources":["ioda"],"startTime":"2026-09-18T03:30:00Z","status":"active","title":"Internet connectivity disruption in Nigeria","updatedAt":"2026-09-19T00:00:08.521079"}