NextBlock City

Online

wss://relay.nextblock.city

A PRIVATE relay for the citizens of NextBlock City

Auth

Score75

Connection

Connect: 1.3 s
Read: 117 ms
Write: —n/a
Network: Clearnet
Last checked: 5 hours ago
Last online: 5 hours ago

Uptime

Last 24 hours: 100%
Last 7 days: 100%

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: 1
Notes in the last hour: —n/a

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: kind 20666 not accepted by relay-next (weekend 4)

Limits

Max message length: 524K
Max subscriptions: —n/a
Max filter limit: —n/a
Max content length: —n/a
Max event tags: —n/a

Overview

Software: nextblock.city
Version: 973271-0.1477.4
Contact: https://nextblock.city
Countries: —n/a
Languages: —n/a
First seen: Oct 30, 2026, 12:17 AM UTC
Discovered via: nip66
Terms of service: View all

NIP-11 document

{
  "name": "NextBlock City",
  "description": "A PRIVATE relay for the citizens of NextBlock City",
  "pubkey": "24c705070df1d919c34841f2fc101d9748043854f5e1a5a3d36bf5137a1e697b",
  "self": "24c705070df1d919c34841f2fc101d9748043854f5e1a5a3d36bf5137a1e697b",
  "contact": "https://nextblock.city",
  "supported_nips": [
    1,
    5,
    7,
    9,
    11,
    18,
    19,
    22,
    23,
    42,
    44,
    46,
    49,
    57,
    65,
    71,
    73,
    78,
    96
  ],
  "software": "https://nextblock.city",
  "version": "973271-0.1477.4",
  "terms_of_service": "https://nextblock.city/terms",
  "limitation": {
    "max_message_length": 524288,
    "auth_required": true,
    "payment_required": false,
    "restricted_writes": true
  }
}

Use this data

View JSON

curl

curl "/api/v1/relays/relay.nextblock.city"