staging.402utils.com

https://staging.402utils.com/v1/vat-check

Shares a payout wallet with 187 other endpoints — its adoption is attributed from that shared wallet's traffic, not earned exclusively.

Validate an EU VAT number against the official VIES registry before invoicing, onboarding a customer, or applying a reverse charge. Per-country syntax is checked locally first, so invalid formats never touch the network. Valid numbers return the registered company name and address when VIES discloses them, plus an optional consultation number (requesterVat). Never a false 'invalid': if VIES is down you get a 503 and are not charged.

62
reliability

Reliability & health

Uptime and response time from our own unpaid probes, plus the reliability score built from them.

Uptime

100.0% avg
0% 50% 100% Fri 4 AMSun 11 AMTue 6 PMFri 1 AM

Response time

p50 8ms · p95 11ms
0ms 50ms 100ms Fri 4 AMSun 11 AMTue 6 PMFri 1 AM
Data table
Reliability history per time bucket over the last 7 days (hourly).
Bucket Uptime Probes Response time
8/14/2026, 4:00:00 AM 100% 1 9ms
8/14/2026, 5:00:00 AM 100% 1 6ms
8/14/2026, 6:00:00 AM 100% 1 9ms
8/14/2026, 7:00:00 AM 100% 1 7ms
8/14/2026, 8:00:00 AM 100% 1 8ms
8/14/2026, 10:00:00 AM 100% 1 11ms
8/14/2026, 11:00:00 AM 100% 1 7ms
8/14/2026, 12:00:00 PM 100% 1 12ms
8/14/2026, 1:00:00 PM 100% 1 10ms
8/14/2026, 2:00:00 PM 100% 1 10ms
8/14/2026, 3:00:00 PM 100% 1 7ms
8/14/2026, 5:00:00 PM 100% 1 11ms
8/14/2026, 6:00:00 PM 100% 1 10ms
8/14/2026, 7:00:00 PM 100% 1 10ms
8/14/2026, 8:00:00 PM 100% 1 15ms
8/14/2026, 9:00:00 PM 100% 1 15ms
8/14/2026, 10:00:00 PM 100% 1 12ms
8/14/2026, 11:00:00 PM 100% 1 10ms
8/15/2026, 12:00:00 AM 100% 1 8ms
8/15/2026, 2:00:00 AM 100% 1 10ms
8/15/2026, 3:00:00 AM 100% 1 13ms
8/15/2026, 4:00:00 AM 100% 1 6ms
8/15/2026, 5:00:00 AM 100% 1 11ms
8/15/2026, 6:00:00 AM 100% 1 8ms
8/15/2026, 7:00:00 AM 100% 1 10ms
8/15/2026, 8:00:00 AM 100% 1 10ms
8/15/2026, 9:00:00 AM 100% 1 11ms
8/15/2026, 11:00:00 AM 100% 1 7ms
8/15/2026, 12:00:00 PM 100% 1 11ms
8/15/2026, 1:00:00 PM 100% 1 6ms
8/15/2026, 2:00:00 PM 100% 1 12ms
8/15/2026, 3:00:00 PM 100% 1 9ms
8/15/2026, 4:00:00 PM 100% 1 8ms
8/15/2026, 6:00:00 PM 100% 1 9ms
8/15/2026, 7:00:00 PM 100% 1 11ms
8/15/2026, 8:00:00 PM 100% 1 11ms
8/15/2026, 9:00:00 PM 100% 1 8ms
8/15/2026, 10:00:00 PM 100% 1 9ms
8/15/2026, 11:00:00 PM 100% 1 7ms
8/16/2026, 1:00:00 AM 100% 1 6ms
8/16/2026, 2:00:00 AM 100% 1 10ms
8/16/2026, 3:00:00 AM 100% 1 9ms
8/16/2026, 4:00:00 AM 100% 1 10ms
8/16/2026, 5:00:00 AM 100% 1 10ms
8/16/2026, 6:00:00 AM 100% 1 7ms
8/16/2026, 8:00:00 AM 100% 1 6ms
8/16/2026, 9:00:00 AM 100% 1 6ms
8/16/2026, 10:00:00 AM 100% 1 7ms
8/16/2026, 11:00:00 AM 100% 1 7ms
8/16/2026, 12:00:00 PM 100% 1 6ms
8/16/2026, 1:00:00 PM 100% 1 6ms
8/16/2026, 3:00:00 PM 100% 1 9ms
8/16/2026, 4:00:00 PM 100% 1 6ms
8/16/2026, 5:00:00 PM 100% 1 8ms
8/16/2026, 6:00:00 PM 100% 1 9ms
8/16/2026, 7:00:00 PM 100% 1 8ms
8/16/2026, 8:00:00 PM 100% 1 8ms
8/16/2026, 10:00:00 PM 100% 1 6ms
8/16/2026, 11:00:00 PM 100% 1 9ms
8/17/2026, 12:00:00 AM 100% 1 7ms
8/17/2026, 1:00:00 AM 100% 1 11ms
8/17/2026, 2:00:00 AM 100% 1 8ms
8/17/2026, 3:00:00 AM 100% 1 11ms
8/17/2026, 5:00:00 AM 100% 1 6ms
8/17/2026, 6:00:00 AM 100% 1 7ms
8/17/2026, 7:00:00 AM 100% 1 9ms
8/17/2026, 8:00:00 AM 100% 1 8ms
8/17/2026, 9:00:00 AM 100% 1 7ms
8/17/2026, 10:00:00 AM 100% 1 8ms
8/17/2026, 12:00:00 PM 100% 1 6ms
8/17/2026, 1:00:00 PM 100% 1 7ms
8/17/2026, 2:00:00 PM 100% 1 10ms
8/17/2026, 3:00:00 PM 100% 1 8ms
8/17/2026, 4:00:00 PM 100% 1 11ms
8/17/2026, 5:00:00 PM 100% 1 11ms
8/17/2026, 7:00:00 PM 100% 1 7ms
8/17/2026, 8:00:00 PM 100% 1 5ms
8/17/2026, 9:00:00 PM 100% 1 10ms
8/17/2026, 10:00:00 PM 100% 1 8ms
8/17/2026, 11:00:00 PM 100% 1 8ms
8/18/2026, 12:00:00 AM 100% 1 8ms
8/18/2026, 2:00:00 AM 100% 1 10ms
8/18/2026, 3:00:00 AM 100% 1 6ms
8/18/2026, 4:00:00 AM 100% 1 7ms
8/18/2026, 5:00:00 AM 100% 1 8ms
8/18/2026, 6:00:00 AM 100% 1 9ms
8/18/2026, 7:00:00 AM 100% 1 9ms
8/18/2026, 9:00:00 AM 100% 1 5ms
8/18/2026, 10:00:00 AM 100% 1 10ms
8/18/2026, 11:00:00 AM 100% 1 7ms
8/18/2026, 12:00:00 PM 100% 1 9ms
8/18/2026, 1:00:00 PM 100% 1 10ms
8/18/2026, 2:00:00 PM 100% 1 8ms
8/18/2026, 3:00:00 PM 100% 1 8ms
8/18/2026, 4:00:00 PM 100% 1 9ms
8/18/2026, 6:00:00 PM 100% 1 5ms
8/18/2026, 7:00:00 PM 100% 1 9ms
8/18/2026, 8:00:00 PM 100% 1 9ms
8/18/2026, 9:00:00 PM 100% 1 9ms
8/18/2026, 10:00:00 PM 100% 1 10ms
8/18/2026, 11:00:00 PM 100% 1 6ms
8/19/2026, 1:00:00 AM 100% 1 7ms
8/19/2026, 2:00:00 AM 100% 1 8ms
8/19/2026, 3:00:00 AM 100% 1 9ms
8/19/2026, 4:00:00 AM 100% 1 9ms
8/19/2026, 5:00:00 AM 100% 1 7ms
8/19/2026, 6:00:00 AM 100% 1 6ms
8/19/2026, 8:00:00 AM 100% 1 7ms
8/19/2026, 9:00:00 AM 100% 1 6ms
8/19/2026, 10:00:00 AM 100% 1 8ms
8/19/2026, 11:00:00 AM 100% 1 9ms
8/19/2026, 12:00:00 PM 100% 1 8ms
8/19/2026, 1:00:00 PM 100% 1 9ms
8/19/2026, 3:00:00 PM 100% 1 6ms
8/19/2026, 4:00:00 PM 100% 1 11ms
8/19/2026, 5:00:00 PM 100% 1 7ms
8/19/2026, 6:00:00 PM 100% 1 5ms
8/19/2026, 7:00:00 PM 100% 1 7ms
8/19/2026, 8:00:00 PM 100% 1 9ms
8/19/2026, 9:00:00 PM 100% 1 9ms
8/19/2026, 11:00:00 PM 100% 1 5ms
8/20/2026, 12:00:00 AM 100% 1 6ms
8/20/2026, 1:00:00 AM 100% 1 6ms
8/20/2026, 2:00:00 AM 100% 1 7ms
8/20/2026, 3:00:00 AM 100% 1 6ms
8/20/2026, 4:00:00 AM 100% 1 6ms
8/20/2026, 6:00:00 AM 100% 1 7ms
8/20/2026, 7:00:00 AM 100% 1 6ms
8/20/2026, 8:00:00 AM 100% 1 7ms
8/20/2026, 9:00:00 AM 100% 1 8ms
8/20/2026, 10:00:00 AM 100% 1 6ms
8/20/2026, 11:00:00 AM 100% 1 12ms
8/20/2026, 1:00:00 PM 100% 1 6ms
8/20/2026, 2:00:00 PM 100% 1 7ms
8/20/2026, 3:00:00 PM 100% 1 7ms
8/20/2026, 4:00:00 PM 100% 1 8ms
8/20/2026, 6:00:00 PM 100% 1 7ms
8/20/2026, 7:00:00 PM 100% 1 9ms
8/20/2026, 8:00:00 PM 100% 1 6ms
8/20/2026, 9:00:00 PM 100% 1 8ms
8/20/2026, 10:00:00 PM 100% 1 10ms
8/20/2026, 11:00:00 PM 100% 1 7ms
8/21/2026, 12:00:00 AM 100% 1 11ms
8/21/2026, 1:00:00 AM 100% 2 7ms
62
Composite reliability — the weighted average of the dimensions below, on a 0–100 scale.
Availability
100

How often it was reachable when we probed it (weight 35%).

Latency
100

How quickly it answers when it is up — fast scores high (weight 20%).

Security
100

Whether it serves over working TLS / https (weight 15%).

Transparency
61

Whether the operator disclosed what it does — description, schema, identity (weight 15%).

Activity
2

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
Networks
eip155:84532
Facilitator
unknown
SDK
unknown

Operator

Company
inferred — unknown
Jurisdiction
Registrar
Cloudflare, Inc.
Domain registered
2026-07-03
Hosting network
CLOUDFLARENET
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

206
payments (30d)
0.44
USD volume (30d)
23
paying wallets (30d)

Payments per day

last payment 8/18/2026
0 15 30 Jul 23Jul 31Aug 9Aug 18
Data table
Settled payments per day.
Day Payments Volume (USD) Paying wallets
7/23/2026 16 0.03 3
7/24/2026 9 0.02 2
7/25/2026 23 0.04 2
7/26/2026 17 0.05 3
7/27/2026 10 0.02 2
7/28/2026 7 0.01 2
7/29/2026 7 0.01 2
7/30/2026 6 0.01 1
7/31/2026 6 0.01 1
8/1/2026 7 0.01 2
8/2/2026 6 0.01 1
8/3/2026 6 0.01 1
8/4/2026 9 0.02 2
8/5/2026 6 0.01 1
8/6/2026 9 0.02 4
8/7/2026 8 0.02 3
8/8/2026 6 0.01 1
8/9/2026 9 0.04 2
8/10/2026 7 0.02 2
8/11/2026 7 0.02 2
8/12/2026 6 0.01 1
8/13/2026 7 0.02 2
8/14/2026 2 0 1
8/16/2026 5 0.01 4
8/17/2026 2 0 2
8/18/2026 3 0 2

This payout wallet is shared: figures cover all 188 endpoints paid at it, since payments cannot be attributed to one of them. Only payments settled on chains and facilitators we index.

Response schema
{
  "properties": {
    "address": {
      "type": "string"
    },
    "attestation": {
      "description": "Present only with ?attest=1. Ed25519 signature over the canonical result; verify against /.well-known/402utils-attestation.json.",
      "properties": {
        "alg": {
          "const": "Ed25519",
          "type": "string"
        },
        "payload": {
          "properties": {
            "endpoint": {
              "type": "string"
            },
            "kid": {
              "description": "Key id — matches a key in the .well-known document.",
              "type": "string"
            },
            "resultSha256": {
              "description": "SHA-256 of the canonical JSON of the result (attestation excluded).",
              "type": "string"
            },
            "ts": {
              "format": "date-time",
              "type": "string"
            }
          },
          "type": "object"
        },
        "sig": {
          "description": "base64url Ed25519 signature over the canonical JSON of payload.",
          "type": "string"
        }
      },
      "type": "object"
    },
    "cached": {
      "description": "True if served from the 24h positive-result cache.",
      "type": "boolean"
    },
    "checkedAt": {
      "format": "date-time",
      "type": "string"
    },
    "consultationNumber": {
      "description": "Official proof-of-check id (only with requesterVat).",
      "type": "string"
    },
    "countryCode": {
      "type": "string"
    },
    "name": {
      "type": "string"
    },
    "reason": {
      "description": "Present when valid=false due to local syntax: 'invalid_format'.",
      "type": "string"
    },
    "source": {
      "const": "VIES",
      "type": "string"
    },
    "valid": {
      "type": "boolean"
    },
    "vatNumber": {
      "type": "string"
    }
  },
  "required": [
    "valid",
    "countryCode",
    "vatNumber",
    "checkedAt",
    "source"
  ],
  "type": "object"
}