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fix(baked_in): reject all-numeric dotted quad addresses in hostname_rfc1123 - #1667

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AdamMagued:fix-issue-1561
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AdamMagued wants to merge 1 commit into
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AdamMagued:fix-issue-1561

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Fixes #1561

Summary

  • Enforced RFC 1123 requirement prohibiting all-numeric dotted quad IP-like addresses in hostname_rfc1123 validator.
  • Added unit tests covering invalid dotted numeric addresses and valid hostnames.

Verified via container sandbox test suite.

…fc1123

Signed-off-by: AdamMagued <adamismailmageud@gmail.com>
@AdamMagued
AdamMagued requested a review from a team as a code owner October 9, 2026 14:47
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[Bug]: hostname_rfc1123 validation does not enforce IPv4 octet check

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