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conformance · v146

v146 · local-network-access-restrictions — conformance probe

6 assertions drawn from the spec. Each is a single contract the spec text makes. Pass/fail reflects what this browser executed; blocked means the contract was not run because it needs user mediation, hardware, or another unavailable precondition. Open the page in Chrome stable / canary / Firefox / Safari to compare.

browser: spec: https://wicg.github.io/local-network-access/ chromestatus: #5152728072060928 generated 2026-06-01T08:00:00Z by conformance-author-v1-subagent
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id contract kind verdict detail
permissions-api-available navigator.permissions.query is the entry point used to surface the new local-network permission state. typeof
permissions-query-local-network navigator.permissions.query({name:'local-network'}) resolves to a PermissionStatus (granted | denied | prompt) rather than rejecting. script
request-targetaddressspace-attribute Request exposes the targetAddressSpace IDL attribute used to opt into a local-network fetch. spec ↗ script
fetch-rejects-cross-private-network-without-opt-in A fetch from a public document targeting a non-existent local address fails with a network error (rejecting the promise) once the restriction is in force. script
permissions-policy-local-network-default-self The 'local-network' Permissions Policy directive is recognised and has a default allowlist of 'self' (no cross-origin propagation by default). script
no-legacy-corb-bypass-on-private-network Documents do not expose a script-readable allow/deny toggle for the private-network restriction — the gate is enforced by the browser, not by page script. script