Group 1((?:\d{1,3}\.){3}\d{1,3}) Non-Capturing Group(?:\d{1,3}\.){3} {3}repeats the group contents below exactly 3 times:
\d{1,3}a digit, repeated between 1 and 3 times
\.the literal . (4610 / 568 / 2E16)
\d{1,3}a digit, repeated between 1 and 3 times
the literal (3210 / 408 / 2016)
\w+any word character, repeated at least once
-the literal - (4510 / 558 / 2D16)
the literal (3210 / 408 / 2016)
\w+any word character, repeated at least once
-the literal - (4510 / 558 / 2D16)
the literal (3210 / 408 / 2016)
\[the literal [ (9110 / 1338 / 5B16)
.*?any character (except for line terminators), repeated any number of times
\]the literal ] (9310 / 1358 / 5D16)
the literal (3210 / 408 / 2016)
\"the literal " (3410 / 428 / 2216)
\w+any word character, repeated at least once
the literal (3210 / 408 / 2016)
.*?any character (except for line terminators), repeated any number of times
the literal (3210 / 408 / 2016)
HTTPthe literal text HTTP (case sensitive) HTTPSthe literal text HTTPS (case sensitive) \/the literal / (4710 / 578 / 2F16)
0-9one character from 0 (4810) to 9 (5710)
.any character (except for line terminators)
0-9one character from 0 (4810) to 9 (5710)
\"the literal " (3410 / 428 / 2216)
the literal (3210 / 408 / 2016)
+matches at least one character from the set below:
0-9one character from 0 (4810) to 9 (5710)
the literal (3210 / 408 / 2016)
+matches at least one character from the set below:
0-9one character from 0 (4810) to 9 (5710)
the literal (3210 / 408 / 2016)
\"the literal " (3410 / 428 / 2216)
\w+any word character, repeated at least once
-the literal - (4510 / 558 / 2D16)
\"the literal " (3410 / 428 / 2216)
the literal (3210 / 408 / 2016)
\"the literal " (3410 / 428 / 2216)
.*?any character (except for line terminators), repeated any number of times
\"the literal " (3410 / 428 / 2216)
g modifier: global. Finds all matches instead of stopping after the first
m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string