regex101: bad regex URL catching

Pro

(?i)applies the following effective flags to the remainder of the pattern: gmi

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

Group 1(http|https|ftp|ftps)

1st Alternativehttp

httpthe literal text http (case insensitive)

2nd Alternativehttps

httpsthe literal text https (case insensitive)

3rd Alternativeftp

ftpthe literal text ftp (case insensitive)

4th Alternativeftps

ftpsthe literal text ftps (case insensitive)

://the literal text ://

\S*any character that is not Unicode whitespace, repeated any number of times

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Group 2(exe|hta|htr|scr)

1st Alternativeexe

exethe literal text exe (case insensitive)

2nd Alternativehta

htathe literal text hta (case insensitive)

3rd Alternativehtr

htrthe literal text htr (case insensitive)

4th Alternativescr

scrthe literal text scr (case insensitive)

Group 3(\S*|\b|$)

1st Alternative\S*

\S*any character that is not Unicode whitespace, repeated any number of times

2nd Alternative\b

\ba Unicode word boundary

3rd Alternative$

$end of line

Global pattern flags

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

25 tokens

Regular Expression

(?i)(http|https|ftp|ftps)://\S*\.(exe|hta|htr|scr)(\S*|\b|$)

New

https://oedginnrrl.execute-api.us-east-1.amazonaws.com/v1/readstatus?MailingID=112129934&Email=jn47w%40nih.gov"

	
https://oedginnrrl.execute-api.us-east-1.amazonaws.com/v1/readstatus?MailingID=112131410&Email=james.king%40nih.gov"

http://list.nih.gov/cgi-bin/wa.exe?SUBED1=PHS-AD-PHARMACISTS&A=1

https://oedginnrrl.execute-api.us-east-1.amazonaws.com/v1/readstatus?MailingID=112130096&Email=jerry.suls%40nih.gov"

https://web.streamlinevrs.com/pmt_common/d_images/email_186198972.script

	
http://www.scripps.edu/>

https://oedginnrrl.execute-api.us-east-1.amazonaws.com/v1/readstatus?MailingID=112129882&Email=james.welch%40nih.gov"

Substitution

https://oedginnrrl.execute-api.us-east-1.amazonaws.com/v1/readstatus?MailingID=112129934&Email=jn47w%40nih.gov"

	
https://oedginnrrl.execute-api.us-east-1.amazonaws.com/v1/readstatus?MailingID=112131410&Email=james.king%40nih.gov"

http://list.nih.gov/cgi-bin/wa.exe?SUBED1=PHS-AD-PHARMACISTS&A=1

https://oedginnrrl.execute-api.us-east-1.amazonaws.com/v1/readstatus?MailingID=112130096&Email=jerry.suls%40nih.gov"

https://web.streamlinevrs.com/pmt_common/d_images/email_186198972.script

	
http://www.scripps.edu/>

https://oedginnrrl.execute-api.us-east-1.amazonaws.com/v1/readstatus?MailingID=112129882&Email=james.welch%40nih.gov"