passlisted in Coinbasecounted above 77% of Scraping
0.01 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
- 5
- Unique payers, trailing 30 days
- 4
- Last called
- 2026-10-08 05:33 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.01 USDC
- Networks
- 2
How has the volume on this endpoint moved?
TOLL files check under scraping: a POST endpoint on cors-header-checker.underscoredone.com, listed in the Coinbase registry.
It is priced at 0.01 USDC on Base.
check takes a json body with the fields url and origin.
For check the listing declares 2 accepts on Base and Solana, to 2 different wallets.
check returns json; the example shows url, error, status, headers, api_version, cors_enabled and 2 others.
check answered the sweep of 2026-10-21 with a valid 402, as at every sweep since 2026-09-11.
cors-header-checker.underscoredone.com lists no other endpoint.
The registry's counters give check 5 calls and 4 unique payers over 30 days.
Its last counted call came 5 days before the snapshot.
check sits nearest in price to firecrawl scrape (vaaya.ai) and scrape company (x402.orthogonal.com) among listings in scraping.
check is priced above 40% of comparable listings in scraping.
Across scraping, 898 endpoints carry counters and check out-counts 77% of them.
28 listed endpoints across 28 hosts pay to the same wallet.
The seller's tags on check are cors headers, cors, cross origin and access-control-allow-origin.
The price of check is declared by 241 other listings in scraping too.
the payment options, as of 2026-10-13 14:08 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.01 USDC | exact | 0xE97408…2C2F08 |
| Coinbase | solana: | USDC | 0.01 USDC | exact | 8ugAWAXD…vzQT3b |
the checks, as of 2026-10-21 21:41 UTC · method · pinnableendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-10-21 21:41 UTC | pass | 0 | daily-2026-10-21 |
| 2026-10-19 11:59 UTC | pass | 0 | daily-2026-10-19 |
| 2026-10-16 09:45 UTC | pass | 0 | daily-2026-10-16 |
| 2026-10-15 11:44 UTC | pass | 0 | daily-2026-10-15 |
| 2026-10-14 09:36 UTC | pass | 0 | daily-2026-10-14 |
| 2026-10-13 14:54 UTC | pass | 0 | daily-2026-10-13 |
| 2026-10-12 11:53 UTC | pass | 0 | daily-2026-10-12 |
| 2026-10-11 10:33 UTC | pass | 0 | daily-2026-10-11 |
| 2026-10-10 18:43 UTC | pass | 0 | daily-2026-10-10 |
| 2026-10-09 12:12 UTC | pass | 0 | daily-2026-10-09 |
| 2026-10-08 14:02 UTC | pass | 0 | daily-2026-10-08 |
| 2026-10-07 13:05 UTC | pass | 0 | daily-2026-10-07 |
| 2026-10-06 13:46 UTC | pass | 0 | daily-2026-10-06 |
| 2026-10-05 12:03 UTC | pass | 0 | daily-2026-10-05 |
| 2026-10-04 14:38 UTC | pass | 0 | daily-2026-10-04 |
| 2026-10-03 07:53 UTC | pass | 0 | daily-2026-10-03 |
| 2026-10-02 17:00 UTC | pass | 0 | daily-2026-10-02 |
| 2026-10-01 09:41 UTC | pass | 0 | daily-2026-10-01 |
| 2026-09-30 09:08 UTC | pass | 0 | daily-2026-09-30 |
| 2026-09-29 21:13 UTC | pass | 0 | daily-2026-09-29 |
| 2026-09-23 08:07 UTC | pass | 0 | daily-2026-09-23 |
| 2026-09-22 08:20 UTC | pass | 0 | daily-2026-09-22 |
| 2026-09-21 08:42 UTC | pass | 0 | daily-2026-09-21 |
| 2026-09-19 06:40 UTC | pass | 0 | daily-2026-09-19 |
| 2026-09-17 06:31 UTC | pass | 0 | daily-2026-09-17 |
| 2026-09-16 06:29 UTC | pass | 0 | daily-2026-09-16 |
| 2026-09-15 06:46 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 06:14 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 06:05 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 08:22 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 13:48 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 2026-10-08 05:33 UTC · method · live
The input and output block
{
"input": {
"body": {
"url": "https://api.github.com",
"origin": "https://myapp.com"
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"url": "https://api.github.com",
"error": "",
"status": 200,
"headers": {
"access-control-max-age": null,
"access-control-allow-origin": "https://github.com",
"access-control-allow-headers": null,
"access-control-allow-methods": null,
"access-control-expose-headers": "ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, X-GitHub-SSO, X-GitHub-Request-Id, Deprecation, Sunset",
"access-control-allow-credentials": null
},
"api_version": "1.0.0",
"cors_enabled": true,
"origin_tested": "https://myapp.com",
"origin_allowed": false
}
}
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-10-13 14:08 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "check on cors-header-checker.underscoredone.com", snapshot of 2026-10-13 14:08 UTC. https://tollindex.com/e/cors-header-checker-underscoredone-com-check-de5f9a/at/2026-10-13T14-08Z. Accessed [access date].
BibTeX
@misc{toll-e-cors-header-checker-underscoredone-com-check-de5f9a-2026-10-13T14-08Z,
author = {TOLL},
title = {check on cors-header-checker.underscoredone.com},
howpublished = {\url{https://tollindex.com/e/cors-header-checker-underscoredone-com-check-de5f9a/at/2026-10-13T14-08Z}},
year = {2026},
month = {10},
note = {Pinned view of the snapshot of 2026-10-13 14:08 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.