lookup_phone

shallow

app.iomarkets/topup · Verify this server

Identify the country and mobile operator of a phone number and list the top-up offers available for it. Free. The operator is DETECTED from the number range and is a guess: MVNOs (Tesco Mobile, Giff Gaff, Lebara, Voxi, Sky…) resolve to the host network they ride on. Read the detected brand back to the human and have them confirm it before buying, and use `other_brands` to correct it — a voucher bought for the wrong network delivers successfully and cannot be redeemed or refunded.

100.0/100

1 trials · measured 2 days ago

lookup_phone scores 100.0/100 on Vouch's measured behaviour index, from 1 real invocation trials against app.iomarkets/topup, measured 31 Aug 2026 under methodology v0.2.0. Every measured component scored 100.

Component breakdown

ComponentWeightValue
Reliability35%not applicable
Schema integrity25%100.0
Failure behaviour15%not applicable
Latency15%not applicable
Concurrency10%not applicable

Tool details

Transport
remote
Credential class
self-provisionable
Input schema
not declared
Output schema
not declared
Side-effect classification
unclassified

Score history

DayScoreTierMethodology
2026-08-31100.0shallowv0.2.0

Probe evidence

ProbeOutcomes
schema_integritypass: 1

Raw request/response logs are not archived yet — the outcome counts above are drawn directly from every recorded trial.

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Vouch score: lookup_phone
[![Vouch score](https://vouch.tools/api/tools/55383499-437e-4946-bf8e-9bf31a432289/badge.svg)](https://vouch.tools/tools/55383499-437e-4946-bf8e-9bf31a432289)
lookup_phone — Vouch