Overview
Look up the current owner of one ERC-721 token on Base with ownerOf(uint256). One read-only eth_call with bounded public-RPC fallback; returns the normalized owner address.
Protocol
x402
Price
$0.0030
Payment Asset
USDC
Payment Network
base
Category
Data
Provider
Fabler Labs
Source
self-registered
Indexed
2026-07-17 17:49:44
Health
Status
healthy
Latency (p50)
498ms
Uptime (30d)
100.0%
Reliability Score
95/100
Last Checked
2026-09-21 02:17:57
Last Healthy
2026-09-21 02:17:57
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-09-21 02:17:57 | healthy | 402 | 503ms | |
| 2026-09-21 00:01:47 | healthy | 402 | 408ms | |
| 2026-09-20 08:50:06 | healthy | 402 | 498ms | |
| 2026-09-20 04:56:59 | healthy | 402 | 424ms | |
| 2026-09-19 16:09:31 | healthy | 402 | 455ms | |
| 2026-09-19 06:32:46 | healthy | 402 | 427ms | |
| 2026-09-18 22:29:55 | healthy | 402 | 648ms | |
| 2026-09-18 12:06:30 | healthy | 402 | 524ms | |
| 2026-09-18 02:08:54 | healthy | 402 | 550ms |