check_blacklist

shallow

mx.scan/diagnostics · Verify this server

Check whether the domain and its mail server IPs are listed on the Spamhaus (ZEN, DBL, ZRD, AuthBL), SpamCop, GBUdb and PSBL blocklists.

100.0/100

1 trials · measured 8 days ago

check_blacklist scores 100.0/100 on Vouch's measured behaviour index, from 1 real invocation trials against mx.scan/diagnostics, measured 25 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
Category
Communication
Input schema
not declared
Output schema
not declared
Side-effect classification
unclassified

Score history

DayScoreTierMethodology
2026-08-25100.0shallowv0.2.0

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.

Embed this score

Available for every tool, scored or not — not a verification perk. Always links back to this page.

Vouch score: check_blacklist
[![Vouch score](https://vouch.tools/api/tools/1833b3be-35d7-492c-8b8e-9df59e3d7e5b/badge.svg)](https://vouch.tools/tools/1833b3be-35d7-492c-8b8e-9df59e3d7e5b)
check_blacklist — Vouch