Check the known publication
If the photograph is yours, open the public page directly and confirm it is available without login. Record when you published it. A social post visible only to selected followers is a different case from an openly accessible portfolio page.
Use a bounded follow-up
- Search the original file once.
- Try a complementary source-search method.
- Save the known URL alongside the empty result.
- Revisit later only if the question still matters.
Repeatedly uploading the same file in a few minutes is unlikely to change whether a provider has discovered the page. It may simply create more uploads without adding evidence.
Keep the conclusion honest
Say that the tool did not return a match at the time of testing. Do not use that result as proof of authenticity, privacy or absence of reuse. Search indexes are selected collections, and their coverage and freshness vary.
Continue with how image search works.