updown.io

Fully verifiable

Website uptime-monitoring service that checks customer sites from a published JSON array of node IPs. Documents "updown.io" as the common substring of its requests rather than one fixed User-Agent.

Operated by updown.io · Official documentation

User agents

Patterns this directory matches, with real observed strings.

regexupdown\.io
observedupdown.io daemon

How to verify

Fetch the official IP range feed

curl -s https://updown.io/api/nodes/ips.json

IP ranges (22)

Refreshed daily from the operator's feed. Also available as /data/ips/updown-io.ips and /data/bots/updown-io.json.

102.212.60.78/32
104.238.136.194/32
104.238.159.87/32
135.181.102.135/32
172.105.96.222/32
178.63.21.176/32
2001:19f0:4400:402e::1/128
2001:19f0:5801:1d8::1/128
2001:19f0:6001:2c6::1/128
2001:19f0:6c01:145::1/128
2001:19f0:7001:45a::1/128
2001:19f0:9002:11a::1/128
2001:41d0:2:85af::1/128
2600:3c04:e001:37f::1/128
2a01:4f8:141:441a::2/128
2a01:4f9:c010:d5f9::1/128
2c0f:c40:4003:4::2/128
45.32.107.181/32
45.32.74.41/32
45.63.29.207/32
45.76.104.117/32
91.121.222.175/32

Good Bot Practices scorecard

Identifies honestly
Stable UA token documented (1 pattern)
Verifiable
Fully verifiable
Respects robots.txt
Service traffic you configured — robots.txt does not apply
Behaves
Crawl-rate behavior is operator-declared; not machine-verifiable from this dataset
Reachable operator
Operator and documentation published

Measured against the Good Bot Practices.