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Relays

relay.nostr.io

Online
wss://relay.nostr.io

relay.nostr.io public content relay

Auth
ScoreScore: 50

Connection

Connect
627 ms
Read
93 ms
Write
—n/a
Network
Clearnet
Last checked
50 minutes ago
Last online
50 minutes ago

Uptime

Last 24 hours
50%
Last 7 days
50%
Each bar is one check (every 6 hours), newest on the right.

Popularity

Listed by users
0
as read relay
0
as write relay
0
NIP-66 monitors
3
Notes in the last hour
0

Supported NIPs

Access & policy

Authentication (NIP-42)
Yes
Payment required
No
Restricted writes
Yes
Sends AUTH challenge
Yes
Minimum PoW (NIP-13)
None
Write test
Rejected: auth-required: NIP-42 authentication required

Limits

Max message length
—n/a
Max subscriptions
—n/a
Max filter limit
—n/a
Max content length
—n/a
Max event tags
—n/a

Overview

Software
nostr-rs-relay
Version
0.10.0
Contact
—n/a
Countries
—n/a
Languages
—n/a
First seen
Oct 30, 2026, 12:17 AM UTC
Discovered via
nip66

NIP-11 document

{
  "name": "relay.nostr.io",
  "description": "relay.nostr.io public content relay",
  "supported_nips": [
    1,
    2,
    9,
    11,
    12,
    15,
    16,
    20,
    22,
    33,
    40,
    42,
    45
  ],
  "software": "https://git.sr.ht/~gheartsfield/nostr-rs-relay",
  "version": "0.10.0",
  "limitation": {
    "payment_required": false,
    "restricted_writes": true
  }
}

Use this data

View JSON
curl
curl "/api/v1/relays/relay.nostr.io"