💫 Pulsar

atproto relay observatory

Showing observation from: 2026-08-10 18:00:02 UTC (3600s)

Host API 1 Run by Location Users Events % of max 2 Uptime 3
relay.bas.sh @bas.sh 🇩🇪 Germany (Hetzner) 207,055 1,485,578 100.00% 100.0%
europe.firehose.network @sri.xyz 🇵🇱 Warsaw (OVH) 207,033 1,481,616 99.99% 100.0%
frankfurt.firehose.stream @sri.xyz 🇩🇪 Frankfurt (OVH) 207,028 1,529,494 99.99% 100.0%
london.firehose.stream @sri.xyz 🇬🇧 London (OVH) 207,020 1,529,459 99.98% 100.0%
asia.firehose.network @sri.xyz 🇮🇳 Mumbai (OVH) 207,014 1,481,467 99.98% 100.0%
nyc.firehose.stream @sri.xyz 🇺🇸 Virginia (OVH) 207,012 1,529,267 99.98% 100.0%
chennai.firehose.stream @sri.xyz 🇮🇳 Mumbai (OVH) 207,004 1,529,301 99.98% 100.0%
sfo.firehose.stream @sri.xyz 🇺🇸 Oregon (OVH) 206,993 1,529,172 99.97% 100.0%
jetstream1.vie.paddinglabs.com 206,947 1,526,662 99.95% n/a
jetstream1.us-east.bsky.network Bluesky PBC 🇺🇸 Virginia (OVH) 206,946 1,526,615 99.95% 100.0%
relay1.us-east.bsky.network Bluesky PBC 🇺🇸 Virginia (–) 206,946 1,478,706 99.95% 99.4%
relay3.fr.hose.cam @bad-example.com 🇫🇷 France (OVH) 206,937 1,478,566 99.94% 100.0%
bsky.network Bluesky PBC 🇺🇸 California (–) 206,927 1,478,596 99.94% 100.0%
relay1.us-west.bsky.network Bluesky PBC 🇺🇸 California (–) 206,927 1,478,596 99.94% 100.0%
jet.firehose.stream @sri.xyz 🇨🇦 Quebec (OVH) 206,926 1,526,412 99.94% 99.4%
jetstream1.us-west.bsky.network Bluesky PBC 🇺🇸 Oregon (OVH) 206,922 1,526,397 99.94% 100.0%
jetstream2.fr.hose.cam @bad-example.com 🇩🇪 Germany (Hetzner) 206,912 1,528,030 99.93% 100.0%
jetstream1.us-east.fire.hose.cam @bad-example.com 🇺🇸 Virginia (Hetzner) 206,904 1,526,312 99.93% 100.0%
relay.fire.hose.cam @bad-example.com 🇨🇦 Montreal (ServaRica) 206,890 1,479,123 99.92% 100.0%
jetstream2.us-west.bsky.network Bluesky PBC 🇺🇸 Oregon (OVH) 206,865 1,526,105 99.91% 99.4%
relay.klbr.net @klbr.net 🇨🇦 Canada (-) 206,706 1,558,558 99.83% 12.4%
relay.klbr.net @klbr.net 🇨🇦 Canada (-) 206,691 1,481,048 99.82% 12.4%
zlay.waow.tech @zzstoatzz.io 🇩🇪 Germany (Hetzner) 205,989 1,471,176 99.49% 99.4%
relay.waow.tech @zzstoatzz.io 🇩🇪 Germany (Hetzner) 205,431 1,465,783 99.22% 100.0%
jetstream.waow.tech @zzstoatzz.io 🇩🇪 Germany (Hetzner) 205,426 1,539,638 99.21% 100.0%
northamerica.firehose.network @sri.xyz 🇺🇸 Virginia (OVH) 190,996 1,297,694 ⚠️ 92.24% 100.0%
relay.nue.paddinglabs.com 190,418 1,362,668 91.96% n/a
jetstream2.us-east.bsky.network Bluesky PBC 🇺🇸 Virginia (OVH) 168,000 1,119,540 81.14% 99.4%
jetstream.fire.hose.cam @bad-example.com 🇨🇦 Montreal (ServaRica) 118,802 695,260 57.38% 100.0%
relay.upcloud.world UpCloud 🇵🇱 Warsaw (–) 63,427 453,265 30.63% 100.0%
atproto.africa Blacksky Algorithms 🇺🇸 Virginia (OVH) 38,364 194,402 18.53% 95.3%
relay.feeds.blue @mackuba.eu 🇩🇪 Germany (Netcup) 588 7,524 0.28% 100.0%
relay1.eurosky.network Eurosky 🇩🇪 Germany (Hetzner) 0 0 0.00% 100.0%
relay.xero.systems (no signal received) n/a
relay.t4tlabs.net @isla.pet 🇨🇦 Toronto (Xenyth) (no signal received) 100.0%
jetstream1.xero.systems (no signal received) n/a

1) = firehose (CBOR), = Jetstream, 2 = Jetstream v2

2) Outlier results with suspicious numbers are excluded from calculating the "max users" value, which is why some entries might appear with % larger than 100. "No signal received" means the test runner couldn't make a connection, while 0 events mean that no data was sent over the websocket.

3) Uptime is calculated by making connections to listed servers randomly during the day, around 4 times per day on average for a given source, and recording if a connection was successful and received any data. The % is an average over the last 30 days.

Tangled