passlisted in Coinbase#4 by calls of 5 on this host
0.001 USDC
per call, as the listing declares it on eip155:
- Validation state
- pass
- Uptime, 7 / 30 / 90 days
- 100% / 100% / 100%
- Calls, trailing 30 days
- 2
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-08-28 16:54 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.001 USDC
- Networks
- 1
How big is this endpoint among the ones like it?
No trace is drawn of this endpoint’s own volume. Its counters have changed 1 time across 29 observations, and 3 changes are the fewest this site will draw a trace through, because two points and a guess are not a series. Every observation is in the JSON.
TOLL files lookup validate under search: a POST endpoint on postcode-api-production.up.railway.app, listed in the Coinbase registry.
On Base, lookup validate asks 0.001 USDC per call.
Requests carry a json body with the field postcode.
A response from lookup validate, as declared, includes type, input, active, normalized and valid_format.
lookup validate answered the sweep of 2026-09-15 with a valid 402, as at every sweep since 2026-09-11.
lookup validate shares postcode-api-production.up.railway.app with 4 other listed endpoints and is tied 4th by calls with 1 other.
lookup validate takes 12% of the calls counted across postcode-api-production.up.railway.app.
One payer accounts for all 2 calls to lookup validate over 30 days.
lookup validate was last called 18 days before the snapshot.
Closest in price to lookup validate within search: tools search at win.oneshotagent.com and base ecosystem news at x402.ottoai.services.
lookup validate is the cheapest of 1,634 comparable listings in search; none asks less.
The wallet paid by lookup validate is the payee of 60 endpoints across 21 hosts.
163 other listings in search declare exactly the same price.
the payment options, as of 2026-09-15 21:20 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.001 USDC | exact | 0xFFc458…E537b1 |
the checks, as of 2026-09-15 04:38 UTC · method · pinnableendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-09-15 04:38 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 04:34 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 04:33 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 06:49 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 10:22 UTC | pass | 0 | daily-2026-09-11 |
Presence in a registry, not liveness of the service (method). Newest first.
- listed in Coinbase
From the registry record, not validated by TOLL.the declared schema, as of 2026-08-28 16:54 UTC · method · live
The input and output block
{
"input": {
"body": {
"postcode": "SW1A 1AA"
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"type": "active",
"input": "SW1A 1AA",
"active": true,
"normalized": "SW1A1AA",
"valid_format": true
}
}
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-09-15 21:20 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "lookup validate on postcode-api-production.up.railway.app", snapshot of 2026-09-15 21:20 UTC. https://tollindex.com/e/postcode-api-production-up-railway-app-lookup-validate-495878/at/2026-09-15T21-20Z. Accessed [access date].
BibTeX
@misc{toll-e-postcode-api-production-up-railway-app-lookup-validate-495878-2026-09-15T21-20Z,
author = {TOLL},
title = {lookup validate on postcode-api-production.up.railway.app},
howpublished = {\url{https://tollindex.com/e/postcode-api-production-up-railway-app-lookup-validate-495878/at/2026-09-15T21-20Z}},
year = {2026},
month = {9},
note = {Pinned view of the snapshot of 2026-09-15 21:20 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.