Checkly

Fully verifiable

Synthetic-monitoring service that runs API and browser checks against customer endpoints from a published, fixed set of static outbound IPs.

Operated by Checkly · Official documentation

User agents

Patterns this directory matches, with real observed strings.

regexCheckly/[\d.]+
observedCheckly/1.0 (https://www.checklyhq.com)

How to verify

Fetch the official IP range feed

curl -s https://api.checklyhq.com/v1/static-ips

Fetch the official IP range feed

curl -s https://api.checklyhq.com/v1/static-ipv6s

IP ranges (191)

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

122.248.238.187/32
13.113.60.181/32
13.208.82.239/32
13.209.211.14/32
13.209.34.65/32
13.211.27.92/32
13.214.117.85/32
13.228.244.82/32
13.237.8.239/32
13.238.60.37/32
13.244.136.126/32
13.244.236.0/32
13.245.106.43/32
13.245.148.249/32
13.246.130.231/32
13.247.30.251/32
13.36.226.230/32
13.39.232.43/32
13.39.236.84/32
13.39.3.231/32
13.43.156.224/32
13.48.162.54/32
13.52.93.107/32
13.54.45.181/32
13.55.213.62/32
15.152.103.65/32
15.152.125.107/32
15.156.126.181/32
15.157.101.15/32
15.157.99.108/32
15.161.180.124/32
15.164.121.38/32
15.164.200.158/32
15.168.106.208/32
15.168.45.240/32
15.168.5.169/32
15.184.22.185/32
15.184.252.133/32
15.185.104.229/32
15.185.156.205/32
15.185.92.84/32
15.188.122.137/32
15.207.219.98/32
15.229.56.35/32
157.241.93.172/32
16.162.201.45/32
16.163.237.192/32
16.163.4.182/32
16.170.38.94/32
173.208.3.141/32
18.102.35.213/32
18.102.39.196/32
18.102.46.79/32
18.102.59.137/32
18.102.92.39/32
18.132.86.84/32
18.134.149.153/32
18.134.201.213/32
18.135.179.55/32
18.163.68.67/32
18.166.1.159/32
18.177.131.104/32
18.177.47.156/32
18.177.64.19/32
18.184.0.56/32
18.188.44.71/32
18.193.141.226/32
18.197.172.39/32
18.223.8.66/32
18.229.243.24/32
18.230.50.229/32
209.50.250.199/32
209.50.250.200/32
23.106.239.101/32
23.106.239.174/32
23.19.45.129/32
23.19.59.129/32
23.19.66.245/32
23.19.66.246/32
2406:da11:e9f:a800::/56
2406:da12:940:c700::/56
2406:da14:8e6:8700::/56
2406:da16:422:8400::/56
2406:da18:51c:e500::/56
2406:da19:772:2100::/56
2406:da1a:ec4:6100::/56
2406:da1c:a54:1c00::/56
2406:da1e:f19:b000::/56
2600:1f11:c05:aa00::/56
2600:1f14:3144:5c00::/56
2600:1f16:1971:eb00::/56
2600:1f18:12ca:3000::/56
2600:1f1c:95e:a400::/56
2600:1f1e:d01:6d00::/56
2607:f5b4:1:12:c::/112
2607:f5b4:1:12:d::/112
2607:f5b4:1:1c:2::/112
2607:f5b7:1:135:5::/112
2607:f5b7:3:e:1::/112
2607:f5b7:3:e:2::/112
2a00:c98:4007:20:1::/112
2a00:c98:4007:21:1::/112
2a00:c98:4007:22:3::/112
2a05:d012:4ab:2200::/56
2a05:d014:ed3:f100::/56
2a05:d016:407:6600::/56
2a05:d018:6a0:af00::/56
2a05:d01a:d6a:3100::/56
2a05:d01c:b4b:c00::/56
2a05:d01e:364:c000::/56
2a0d:3003:b666:a005:7::/112
2a0d:3003:b666:a006:12::/112
2a0d:3003:b666:a00a:2::/112
3.109.106.92/32
3.109.109.177/32
3.109.167.65/32
3.114.75.140/32
3.125.108.148/32
3.134.230.82/32
3.134.239.96/32
3.143.128.19/32
3.17.106.146/32
3.211.217.48/32
3.255.54.55/32
3.34.12.129/32
3.37.59.136/32
3.6.20.243/32
3.74.107.228/32
3.78.155.165/32
3.98.215.170/32
34.209.2.129/32
34.215.165.113/32
34.230.212.244/32
34.242.17.159/32
34.246.204.133/32
34.246.74.139/32
35.176.249.175/32
35.180.153.150/32
43.199.11.165/32
43.202.173.18/32
43.202.219.81/32
43.218.154.173/32
43.218.19.251/32
43.218.202.200/32
43.218.237.62/32
43.218.250.173/32
43.218.8.168/32
44.206.103.147/32
44.210.168.97/32
44.221.164.148/32
44.221.215.176/32
44.235.44.60/32
44.237.79.79/32
44.240.116.205/32
51.20.153.4/32
51.20.158.132/32
51.20.29.65/32
51.21.16.250/32
52.201.210.118/32
52.212.195.72/32
52.22.78.31/32
52.220.40.195/32
52.36.214.162/32
52.42.153.190/32
52.60.138.202/32
52.60.240.255/32
52.71.172.74/32
52.74.182.121/32
52.8.167.200/32
54.146.26.208/32
54.151.146.209/32
54.161.245.122/32
54.164.9.242/32
54.177.183.174/32
54.186.86.230/32
54.195.90.61/32
54.207.45.193/32
54.233.84.10/32
54.241.196.177/32
54.252.49.95/32
54.94.0.175/32
57.180.166.209/32
65.0.112.148/32
84.16.252.216/32
84.16.252.217/32
84.16.252.218/32
84.16.252.219/32
84.16.252.220/32
84.16.252.221/32
84.16.252.222/32
84.16.252.223/32

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.