@Cow A normalized version,
{{'917207324317', '9172073243171'}}
, of that pattern is already on the number blacklist. You can use
!!/bisect-number +9172=07=324=317I
to determine which entries on the number lists match that pattern, which would tell you: Matched by
9172=07=324=3171
on
line 2984 of blacklisted_numbers.txt: 9172073243171 found obfuscated