{
  "description": "Source addresses of UptimeVanguard monitoring requests. User agent: UptimeVanguard/<version> (+https://uptimevanguard.com/bot). Region probes also send X-UptimeVanguard-Probe: region-pick.",
  "updated": "2026-11-04",
  "contact": "abuse@uptimevanguard.net",
  "ipv4": [
    "2.31.135.110",
    "45.63.31.163",
    "46.4.114.88",
    "78.141.214.157",
    "104.156.226.63",
    "139.84.238.161",
    "149.248.16.165",
    "167.179.71.0",
    "207.148.67.221",
    "209.222.30.177",
    "216.238.124.104"
  ],
  "ipv6": [
    "2001:19f0:0:3d2b:5400:6ff:fe09:336e",
    "2001:19f0:4401:bc0:5400:6ff:fe09:336d",
    "2001:19f0:6001:5969:5400:6ff:fe09:6512",
    "2001:19f0:7002:81c:5400:6ff:fe09:6a66",
    "2001:19f0:7402:6fa:5400:6ff:fe09:6a67",
    "2001:19f0:b800:1f2b:5400:6ff:fe09:6514",
    "2401:c080:1800:4ecd:5400:6ff:fe09:6513",
    "2a01:4f8:141:124f::2",
    "2a05:f480:3000:2c97:5400:6ff:fe09:6a69"
  ],
  "sources": [
    {"name": "eu-fsn-01", "location": "Falkenstein, Germany", "role": "uptime checks", "ipv4": ["2.31.135.110"], "ipv6": []},
    {"name": "eu-ams-01", "location": "Amsterdam, Netherlands", "role": "uptime checks", "ipv4": ["78.141.214.157"], "ipv6": []},
    {"name": "eu-lon-01", "location": "London, United Kingdom", "role": "uptime checks", "ipv4": ["209.222.30.177"], "ipv6": ["2001:19f0:7402:6fa:5400:6ff:fe09:6a67"]},
    {"name": "na-ewr-01", "location": "Newark, United States", "role": "uptime checks", "ipv4": ["104.156.226.63"], "ipv6": ["2001:19f0:0:3d2b:5400:6ff:fe09:336e"]},
    {"name": "na-lax-01", "location": "Los Angeles, United States", "role": "uptime checks", "ipv4": ["149.248.16.165"], "ipv6": ["2001:19f0:6001:5969:5400:6ff:fe09:6512"]},
    {"name": "sa-gru-01", "location": "São Paulo, Brazil", "role": "uptime checks", "ipv4": ["216.238.124.104"], "ipv6": ["2001:19f0:b800:1f2b:5400:6ff:fe09:6514"]},
    {"name": "af-jnb-01", "location": "Johannesburg, South Africa", "role": "uptime checks", "ipv4": ["139.84.238.161"], "ipv6": ["2a05:f480:3000:2c97:5400:6ff:fe09:6a69"]},
    {"name": "ap-sgp-01", "location": "Singapore", "role": "uptime checks", "ipv4": ["207.148.67.221"], "ipv6": ["2001:19f0:4401:bc0:5400:6ff:fe09:336d"]},
    {"name": "ap-nrt-01", "location": "Tokyo, Japan", "role": "uptime checks", "ipv4": ["167.179.71.0"], "ipv6": ["2001:19f0:7002:81c:5400:6ff:fe09:6a66"]},
    {"name": "ap-syd-01", "location": "Sydney, Australia", "role": "uptime checks", "ipv4": ["45.63.31.163"], "ipv6": ["2401:c080:1800:4ecd:5400:6ff:fe09:6513"]},
    {"name": "app", "location": "Falkenstein, Germany", "role": "SSL, broken-link, application health and on-demand checks", "ipv4": ["46.4.114.88"], "ipv6": ["2a01:4f8:141:124f::2"]}
  ]
}