💫 Pulsar

atproto relay observatory

Showing observation from: 2026-07-20 18:00:03 UTC (3600s)

Host API 1 Run by Location Users Events % of max 2 Uptime 3
atproto.africa Blacksky Algorithms 🇺🇸 Virginia (OVH) 301,999 3,191,071 141.87% 95.3%
relay.bas.sh @bas.sh 🇩🇪 Germany (Hetzner) 212,877 1,529,573 100.00% 100.0%
europe.firehose.network @sri.xyz 🇵🇱 Warsaw (OVH) 212,867 1,525,390 100.00% 100.0%
frankfurt.firehose.stream @sri.xyz 🇩🇪 Frankfurt (OVH) 212,861 1,617,704 99.99% 100.0%
london.firehose.stream @sri.xyz 🇬🇧 London (OVH) 212,857 1,617,677 99.99% 100.0%
asia.firehose.network @sri.xyz 🇮🇳 Mumbai (OVH) 212,850 1,525,297 99.99% 100.0%
nyc.firehose.stream @sri.xyz 🇺🇸 Virginia (OVH) 212,834 1,606,357 99.98% 100.0%
sfo.firehose.stream @sri.xyz 🇺🇸 Oregon (OVH) 212,827 1,606,302 99.98% 100.0%
chennai.firehose.stream @sri.xyz 🇮🇳 Mumbai (OVH) 212,819 1,609,849 99.97% 100.0%
relay1.us-east.bsky.network Bluesky PBC 🇺🇸 Virginia (–) 212,755 1,521,732 99.94% 99.4%
bsky.network Bluesky PBC 🇺🇸 California (–) 212,733 1,521,601 99.93% 100.0%
relay1.us-west.bsky.network Bluesky PBC 🇺🇸 California (–) 212,733 1,521,601 99.93% 100.0%
jetstream1.us-east.bsky.network 212,721 1,597,869 99.93% 100.0%
jet.firehose.stream @sri.xyz 🇨🇦 Quebec (OVH) 212,719 1,597,854 99.93% 99.4%
jetstream1.us-east.fire.hose.cam @bad-example.com 🇺🇸 Virginia (Hetzner) 212,713 1,597,832 99.92% 100.0%
relay3.fr.hose.cam @bad-example.com 🇫🇷 France (OVH) 212,712 1,522,196 99.92% 100.0%
jetstream1.us-west.bsky.network 212,700 1,597,763 99.92% 100.0%
jetstream2.fr.hose.cam @bad-example.com 🇩🇪 Germany (Hetzner) 212,699 1,584,367 99.92% 100.0%
jetstream2.us-west.bsky.network 212,685 1,597,626 99.91% 99.4%
relay.fire.hose.cam @bad-example.com 🇨🇦 Montreal (ServaRica) 212,654 1,522,784 99.90% 100.0%
relay.klbr.net @klbr.net 🇨🇦 Canada (-) 212,595 1,608,327 99.87% 12.4%
relay.klbr.net @klbr.net 🇨🇦 Canada (-) 212,511 1,524,221 99.83% 12.4%
relay.t4tlabs.net @isla.pet 🇨🇦 Toronto (Xenyth) 211,356 1,499,329 99.29% 100.0%
relay.waow.tech @zzstoatzz.io 🇩🇪 Germany (Hetzner) 211,054 1,507,651 99.14% 100.0%
jetstream.waow.tech @zzstoatzz.io 🇩🇪 Germany (Hetzner) 211,049 1,595,025 99.14% 100.0%
relay1.eurosky.network Eurosky 🇩🇪 Germany (Hetzner) 208,925 1,494,700 98.14% 100.0%
zlay.waow.tech @zzstoatzz.io 🇩🇪 Germany (Hetzner) 206,133 1,451,215 96.83% 99.4%
jetstream2.us-east.bsky.network 195,548 1,369,478 ⚠️ 91.86% 99.4%
northamerica.firehose.network @sri.xyz 🇺🇸 Virginia (OVH) 186,852 1,224,519 ⚠️ 87.77% 100.0%
jetstream.fire.hose.cam @bad-example.com 🇨🇦 Montreal (ServaRica) 125,240 740,551 58.83% 100.0%
relay.upcloud.world UpCloud 🇵🇱 Warsaw (–) 81,792 580,890 38.42% 100.0%
relay.feeds.blue @mackuba.eu 🇩🇪 Germany (Netcup) 824 14,840 0.39% 100.0%
relay.xero.systems (no signal received) n/a
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