URL question mark alternatives

Characters that serve as a query string in a domain like example.com

Shazzer Master

Created Jun 16, 2026

Updated Jun 16, 2026

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CategoryURL Handling

VisibilityPublic

TypeJS

CharsetUTF-8

Template used:

if (new URL("https://example.com" + String.fromCodePoint($[i]) + "foo").search.includes("foo")) log(i)

Sample payloads

if (new URL("https://example.com" + String.fromCodePoint(63) + "foo").search.includes("foo")) alert(i)