gateway.apiosk.com
https://gateway.apiosk.com/email-verification/checkShares a payout wallet with 590 other endpoints — its adoption is attributed from that shared wallet's traffic, not earned exclusively.
Validate a single email address: format, MX, SMTP mailbox check, and disposable/role/free classification with a deliverability score.
Reliability & health
Uptime and response time from our own unpaid probes, plus the reliability score built from them.
Uptime
97.2% avgResponse time
p50 710ms · p95 1301msData table
| Bucket | Uptime | Probes | Response time |
|---|---|---|---|
| 8/13/2026, 6:00:00 PM | 100% | 1 | 815ms |
| 8/13/2026, 7:00:00 PM | 100% | 1 | 517ms |
| 8/13/2026, 8:00:00 PM | 100% | 1 | 755ms |
| 8/13/2026, 9:00:00 PM | 100% | 1 | 520ms |
| 8/13/2026, 11:00:00 PM | 100% | 1 | 500ms |
| 8/14/2026, 12:00:00 AM | 100% | 1 | 498ms |
| 8/14/2026, 1:00:00 AM | 100% | 1 | 546ms |
| 8/14/2026, 2:00:00 AM | 100% | 1 | 516ms |
| 8/14/2026, 3:00:00 AM | 100% | 1 | 640ms |
| 8/14/2026, 4:00:00 AM | 100% | 1 | 502ms |
| 8/14/2026, 6:00:00 AM | 100% | 1 | 522ms |
| 8/14/2026, 7:00:00 AM | 100% | 1 | 1154ms |
| 8/14/2026, 8:00:00 AM | 100% | 1 | 501ms |
| 8/14/2026, 9:00:00 AM | 100% | 1 | 1159ms |
| 8/14/2026, 10:00:00 AM | 100% | 1 | 515ms |
| 8/14/2026, 11:00:00 AM | 100% | 1 | 515ms |
| 8/14/2026, 12:00:00 PM | 100% | 1 | 511ms |
| 8/14/2026, 2:00:00 PM | 100% | 1 | 505ms |
| 8/14/2026, 3:00:00 PM | 100% | 1 | 598ms |
| 8/14/2026, 4:00:00 PM | 100% | 1 | 518ms |
| 8/14/2026, 5:00:00 PM | 100% | 1 | 524ms |
| 8/14/2026, 6:00:00 PM | 100% | 1 | 519ms |
| 8/14/2026, 8:00:00 PM | 100% | 1 | 617ms |
| 8/14/2026, 9:00:00 PM | 100% | 1 | 814ms |
| 8/14/2026, 10:00:00 PM | 100% | 1 | 576ms |
| 8/14/2026, 11:00:00 PM | 100% | 1 | 507ms |
| 8/15/2026, 12:00:00 AM | 100% | 1 | 521ms |
| 8/15/2026, 1:00:00 AM | 100% | 1 | 510ms |
| 8/15/2026, 2:00:00 AM | 100% | 1 | 528ms |
| 8/15/2026, 3:00:00 AM | 100% | 1 | 516ms |
| 8/15/2026, 5:00:00 AM | 100% | 1 | 524ms |
| 8/15/2026, 6:00:00 AM | 100% | 1 | 757ms |
| 8/15/2026, 7:00:00 AM | 100% | 1 | 734ms |
| 8/15/2026, 8:00:00 AM | 100% | 1 | 573ms |
| 8/15/2026, 9:00:00 AM | 100% | 1 | 722ms |
| 8/15/2026, 10:00:00 AM | 100% | 1 | 578ms |
| 8/15/2026, 11:00:00 AM | 100% | 1 | 534ms |
| 8/15/2026, 1:00:00 PM | 100% | 1 | 612ms |
| 8/15/2026, 2:00:00 PM | 100% | 1 | 512ms |
| 8/15/2026, 3:00:00 PM | 100% | 1 | 543ms |
| 8/15/2026, 4:00:00 PM | 100% | 1 | 507ms |
| 8/15/2026, 5:00:00 PM | 100% | 1 | 526ms |
| 8/15/2026, 6:00:00 PM | 100% | 1 | 733ms |
| 8/15/2026, 8:00:00 PM | 100% | 1 | 606ms |
| 8/15/2026, 9:00:00 PM | 100% | 1 | 1056ms |
| 8/15/2026, 10:00:00 PM | 100% | 1 | 617ms |
| 8/15/2026, 11:00:00 PM | 100% | 1 | 506ms |
| 8/16/2026, 12:00:00 AM | 100% | 1 | 503ms |
| 8/16/2026, 1:00:00 AM | 100% | 1 | 507ms |
| 8/16/2026, 3:00:00 AM | 100% | 1 | 496ms |
| 8/16/2026, 4:00:00 AM | 100% | 1 | 512ms |
| 8/16/2026, 5:00:00 AM | 100% | 1 | 539ms |
| 8/16/2026, 6:00:00 AM | 100% | 1 | 599ms |
| 8/16/2026, 7:00:00 AM | 100% | 1 | 562ms |
| 8/16/2026, 8:00:00 AM | 100% | 1 | 583ms |
| 8/16/2026, 10:00:00 AM | 100% | 1 | 1155ms |
| 8/16/2026, 11:00:00 AM | 100% | 1 | 1273ms |
| 8/16/2026, 12:00:00 PM | 100% | 1 | 689ms |
| 8/16/2026, 1:00:00 PM | 100% | 1 | 608ms |
| 8/16/2026, 2:00:00 PM | 100% | 1 | 781ms |
| 8/16/2026, 3:00:00 PM | 100% | 1 | 816ms |
| 8/16/2026, 5:00:00 PM | 100% | 1 | 656ms |
| 8/16/2026, 6:00:00 PM | 100% | 1 | 776ms |
| 8/16/2026, 7:00:00 PM | 100% | 1 | 1260ms |
| 8/16/2026, 8:00:00 PM | 100% | 1 | 1194ms |
| 8/16/2026, 9:00:00 PM | 100% | 1 | 1482ms |
| 8/16/2026, 10:00:00 PM | 100% | 1 | 902ms |
| 8/17/2026, 12:00:00 AM | 100% | 1 | 1721ms |
| 8/17/2026, 1:00:00 AM | 100% | 1 | 1194ms |
| 8/17/2026, 2:00:00 AM | 100% | 1 | 760ms |
| 8/17/2026, 3:00:00 AM | 100% | 1 | 1063ms |
| 8/17/2026, 4:00:00 AM | 100% | 1 | 506ms |
| 8/17/2026, 5:00:00 AM | 100% | 1 | 1268ms |
| 8/17/2026, 7:00:00 AM | 100% | 1 | 888ms |
| 8/17/2026, 8:00:00 AM | 100% | 1 | 1751ms |
| 8/17/2026, 9:00:00 AM | 100% | 1 | 749ms |
| 8/17/2026, 10:00:00 AM | 100% | 1 | 1169ms |
| 8/17/2026, 11:00:00 AM | 100% | 1 | 951ms |
| 8/17/2026, 12:00:00 PM | 100% | 1 | 1500ms |
| 8/17/2026, 2:00:00 PM | 100% | 1 | 845ms |
| 8/17/2026, 3:00:00 PM | 100% | 1 | 550ms |
| 8/17/2026, 4:00:00 PM | 100% | 1 | 733ms |
| 8/17/2026, 5:00:00 PM | 100% | 1 | 710ms |
| 8/17/2026, 6:00:00 PM | 100% | 1 | 515ms |
| 8/17/2026, 7:00:00 PM | 100% | 1 | 683ms |
| 8/17/2026, 8:00:00 PM | 100% | 1 | 692ms |
| 8/17/2026, 10:00:00 PM | 100% | 1 | 681ms |
| 8/17/2026, 11:00:00 PM | 100% | 1 | 702ms |
| 8/18/2026, 12:00:00 AM | 100% | 1 | 501ms |
| 8/18/2026, 1:00:00 AM | 100% | 1 | 1007ms |
| 8/18/2026, 2:00:00 AM | 100% | 1 | 690ms |
| 8/18/2026, 3:00:00 AM | 100% | 1 | 709ms |
| 8/18/2026, 5:00:00 AM | 100% | 1 | 687ms |
| 8/18/2026, 6:00:00 AM | 100% | 1 | 713ms |
| 8/18/2026, 7:00:00 AM | 100% | 1 | 606ms |
| 8/18/2026, 8:00:00 AM | 100% | 1 | 703ms |
| 8/18/2026, 9:00:00 AM | 100% | 1 | 693ms |
| 8/18/2026, 10:00:00 AM | 100% | 1 | 713ms |
| 8/18/2026, 12:00:00 PM | 0% | 1 | — |
| 8/18/2026, 1:00:00 PM | 0% | 1 | — |
| 8/18/2026, 2:00:00 PM | 0% | 1 | — |
| 8/18/2026, 3:00:00 PM | 0% | 1 | — |
| 8/18/2026, 4:00:00 PM | 100% | 1 | 709ms |
| 8/18/2026, 6:00:00 PM | 100% | 1 | 721ms |
| 8/18/2026, 7:00:00 PM | 100% | 1 | 727ms |
| 8/18/2026, 8:00:00 PM | 100% | 1 | 729ms |
| 8/18/2026, 9:00:00 PM | 100% | 1 | 757ms |
| 8/18/2026, 10:00:00 PM | 100% | 1 | 844ms |
| 8/18/2026, 11:00:00 PM | 100% | 1 | 804ms |
| 8/19/2026, 1:00:00 AM | 100% | 1 | 710ms |
| 8/19/2026, 2:00:00 AM | 100% | 1 | 695ms |
| 8/19/2026, 3:00:00 AM | 100% | 1 | 723ms |
| 8/19/2026, 4:00:00 AM | 100% | 1 | 738ms |
| 8/19/2026, 5:00:00 AM | 100% | 1 | 742ms |
| 8/19/2026, 6:00:00 AM | 100% | 1 | 706ms |
| 8/19/2026, 8:00:00 AM | 100% | 1 | 711ms |
| 8/19/2026, 9:00:00 AM | 100% | 1 | 721ms |
| 8/19/2026, 10:00:00 AM | 100% | 1 | 710ms |
| 8/19/2026, 11:00:00 AM | 100% | 1 | 716ms |
| 8/19/2026, 12:00:00 PM | 100% | 1 | 725ms |
| 8/19/2026, 1:00:00 PM | 100% | 1 | 690ms |
| 8/19/2026, 3:00:00 PM | 100% | 1 | 713ms |
| 8/19/2026, 4:00:00 PM | 100% | 1 | 728ms |
| 8/19/2026, 5:00:00 PM | 100% | 1 | 722ms |
| 8/19/2026, 6:00:00 PM | 100% | 1 | 721ms |
| 8/19/2026, 7:00:00 PM | 100% | 1 | 722ms |
| 8/19/2026, 8:00:00 PM | 100% | 1 | 988ms |
| 8/19/2026, 9:00:00 PM | 100% | 1 | 758ms |
| 8/19/2026, 11:00:00 PM | 100% | 1 | 1296ms |
| 8/20/2026, 12:00:00 AM | 100% | 1 | 1565ms |
| 8/20/2026, 1:00:00 AM | 100% | 1 | 726ms |
| 8/20/2026, 2:00:00 AM | 100% | 1 | 1429ms |
| 8/20/2026, 3:00:00 AM | 100% | 1 | 588ms |
| 8/20/2026, 4:00:00 AM | 100% | 1 | 1105ms |
| 8/20/2026, 6:00:00 AM | 100% | 1 | 521ms |
| 8/20/2026, 7:00:00 AM | 100% | 1 | 714ms |
| 8/20/2026, 8:00:00 AM | 100% | 1 | 900ms |
| 8/20/2026, 9:00:00 AM | 100% | 1 | 801ms |
| 8/20/2026, 10:00:00 AM | 100% | 1 | 756ms |
| 8/20/2026, 11:00:00 AM | 100% | 1 | 1400ms |
| 8/20/2026, 1:00:00 PM | 100% | 1 | 520ms |
| 8/20/2026, 2:00:00 PM | 100% | 1 | 764ms |
| 8/20/2026, 3:00:00 PM | 100% | 1 | 712ms |
| 8/20/2026, 4:00:00 PM | 100% | 1 | 829ms |
- Availability
- 100
- Latency
- 85
- Security
- 97
- Transparency
- 61
- Activity
- 0
How often it was reachable when we probed it (weight 35%).
How quickly it answers when it is up — fast scores high (weight 20%).
Whether it serves over working TLS / https (weight 15%).
Whether the operator disclosed what it does — description, schema, identity (weight 15%).
Observed on-chain payments to this endpoint's wallet — transactions, volume, and distinct paying wallets over the last month (weight 15%; not yet measured when we have not seen its wallet settle).
Confidence 100% — how much probe evidence backs this score. A thin history is flagged, not hidden.
See the scoring methodology for exactly how each number is computed.
Payment
- Currencies
- USDC
- Networks
- base
- Facilitator
- unknown
- SDK
- unknown
Operator
- Company
- inferred — unknown
- Jurisdiction
- —
- Registrar
- Register SPA
- Domain registered
- 2025-11-27
- Hosting network
- FLYIO
- Hosting country
- —
Operator context is derived from public RDAP/TLS records and unverified. Company and country are only available for endpoints that publish them (an OV/EV TLS certificate or a non-redacted domain record); most endpoints are CDN-fronted and disclose neither.
On-chain activity (base)
Payments per day
last payment 7/22/2026Data table
| Day | Payments | Volume (USD) | Paying wallets |
|---|---|---|---|
| 7/22/2026 | 35 | 2.43 | 1 |
This payout wallet is shared: figures cover all 591 endpoints paid at it, since payments cannot be attributed to one of them. Only payments settled on chains and facilitators we index.
Linked by wallet — likely same operator
On-chain agent identity and the x402 endpoint that shares its settlement wallet.
Response schema
{
"input": {
"discoverable": true,
"method": "GET",
"queryParams": {
"email": {
"description": "Email address to validate, e.g. support@apple.com",
"required": true,
"type": "string"
},
"format": {
"description": "Set 1 for pretty-printed JSON.",
"required": false,
"type": "integer"
},
"smtp": {
"description": "Set 0 to skip the live SMTP mailbox check (default 1).",
"required": false,
"type": "integer"
}
},
"type": "http"
},
"output": {
"catch_all": null,
"did_you_mean": "",
"disposable": false,
"domain": "apple.com",
"email": "support@apple.com",
"format_valid": true,
"free": false,
"mx_found": true,
"role": true,
"score": 0.8,
"smtp_check": true,
"user": "support"
}
}