💫 Pulsar

atproto relay observatory

Latest observation: 2026-10-15 18:00:02 UTC (3600s)

Host API 1 Run by Location Users Events % of max 2 Uptime 3
zlay.waow.tech @zzstoatzz.io 🇩🇪 Germany (Hetzner) 208,608 1,557,275 100.00% 99.5%
asia.firehose.network @sri.xyz 🇮🇳 Mumbai (OVH) 208,538 1,557,660 99.97% 100.0%
sfo.firehose.stream @sri.xyz 🇺🇸 Oregon (OVH) 208,521 1,612,838 99.96% 100.0%
chennai.firehose.stream @sri.xyz 🇮🇳 Mumbai (OVH) 208,515 1,612,608 99.96% 100.0%
nyc.firehose.stream @sri.xyz 🇺🇸 Virginia (OVH) 208,503 1,612,778 99.95% 100.0%
europe.firehose.network @sri.xyz 🇵🇱 Warsaw (OVH) 208,492 1,557,435 99.94% 100.0%
frankfurt.firehose.stream @sri.xyz 🇩🇪 Frankfurt (OVH) 208,488 1,612,552 99.94% 100.0%
relay.bas.sh @bas.sh 🇩🇪 Germany (Hetzner) 208,478 1,559,565 99.94% 100.0%
london.firehose.stream @sri.xyz 🇬🇧 London (OVH) 208,460 1,612,360 99.93% 100.0%
relay1.us-west.bsky.network Bluesky PBC 🇺🇸 California (–) 208,344 1,556,110 99.87% 100.0%
bsky.network Bluesky PBC 🇺🇸 California (–) 208,331 1,556,019 99.87% 100.0%
relay1.us-east.bsky.network Bluesky PBC 🇺🇸 Virginia (–) 208,312 1,556,150 99.86% 99.0%
jetstream1.us-east.fire.hose.cam @bad-example.com 🇺🇸 Virginia (Hetzner) 208,284 1,610,482 99.84% 100.0%
jet.firehose.stream @sri.xyz 🇨🇦 Quebec (OVH) 208,277 1,610,453 99.84% 99.5%
jetstream1.eurosky.network Eurosky 🇩🇪 Germany (Hetzner) 208,273 1,610,702 99.84% 100.0%
relay1.eurosky.network Eurosky 🇩🇪 Germany (Hetzner) 208,268 1,555,387 99.84% 100.0%
relay.fire.hose.cam @bad-example.com 🇨🇦 Montreal (ServaRica) 208,255 1,557,867 99.83% 100.0%
relay3.fr.hose.cam @bad-example.com 🇫🇷 France (OVH) 208,252 1,555,206 99.83% 100.0%
jetstream.us-west.bsky.network 2 Bluesky PBC 🇺🇸 California (–) 208,231 1,605,535 99.82% 100.0%
jetstream2.fr.hose.cam @bad-example.com 🇩🇪 Germany (Hetzner) 208,208 1,610,095 99.81% 98.0%
jetstream.us-east.bsky.network 2 Bluesky PBC 🇺🇸 Virginia (–) 208,193 1,607,053 99.80% 99.0%
relay.t4tlabs.net @isla.pet 🇨🇦 Toronto (Xenyth) 207,987 1,557,188 99.70% 100.0%
atproto.africa Blacksky Algorithms 🇺🇸 Virginia (OVH) 207,935 1,551,992 99.68% 96.0%
relay.waow.tech @zzstoatzz.io 🇩🇪 Germany (Hetzner) 206,626 1,534,833 99.05% 100.0%
jetstream.waow.tech @zzstoatzz.io 🇩🇪 Germany (Hetzner) 206,623 1,584,465 99.05% 100.0%
northamerica.firehose.network @sri.xyz 🇺🇸 Virginia (OVH) 183,486 1,298,615 ⚠️ 87.96% 100.0%
jetstream.fire.hose.cam @bad-example.com 🇨🇦 Montreal (ServaRica) 107,105 625,148 51.34% 100.0%
relay.upcloud.world UpCloud 🇵🇱 Warsaw (–) 72,647 528,760 34.82% 100.0%
relay.feeds.blue @mackuba.eu 🇩🇪 Germany (Netcup) 700 6,091 0.34% 100.0%
relay.klbr.net @klbr.net 🇨🇦 Canada (-) (no signal received) 10.6%
relay.klbr.net @klbr.net 🇨🇦 Canada (-) (no signal received) 10.6%

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