{"schemaVersion":1,"product":"UPnator","purpose":"Source IPv4 addresses used by UPnator public monitoring probes.","updatedAt":"2026-08-11T00:00:00.000Z","documentation":"https://upnator.com/network","textFeed":"https://upnator.com/network/ips.txt","userAgent":{"current":"UPnator-Probe/0.26.4 (+https://upnator.com)","stablePrefix":"UPnator-Probe/"},"sourceIpv4":["57.129.40.251","51.38.134.159","209.15.246.235"],"probes":[{"id":"de-fra","region":"Germany","city":"Frankfurt","sourceIpv4":"57.129.40.251"},{"id":"pl","region":"Poland","city":null,"sourceIpv4":"51.38.134.159"},{"id":"ca-tor","region":"Canada","city":"Toronto","sourceIpv4":"209.15.246.235"}]}