suffix_extract("ec2-100-25-78-252.compute-1.amazonaws.com")

[robocop-bob]

> suffix_extract("ec2-100-25-78-252.compute-1.amazonaws.com")

host subdomain domain  suffix
1 ec2-100-25-78-252.compute-1.amazonaws.com      <NA>   <NA>  ec2-100-25-78-252.compute-1.amazonaws.com

> packageVersion("urltools")
[1] ‘1.7.3’

[hrbrmstr]

have you tried using a newer public suffix list? the one that ships with the pkg is pretty old. https://github.com/hrbrmstr/psl is a (dev-mode only, no CRAN) alt:

library(psl) suffix_extract("ec2-100-25-78-252.compute-1.amazonaws.com ")

# A tibble: 1 × 6 orig normalized subdomain apex domain suffix <chr> <chr> <chr> <chr> <chr> <chr> 1 "ec2-100-25-78-252.compute-1.amazonaws.com " " ec2-100-25-78-252.compute-1.amazonaws.com " ec2-100-25-7… "ama… amazo… "com …

…

On Tue, Apr 25, 2023 at 5:19 AM robocop-bob ***@***.***> wrote: > suffix_extract("ec2-100-25-78-252.compute-1.amazonaws.com") host subdomain domain suffix 1 ec2-100-25-78-252.compute-1.amazonaws.com <NA> <NA> ec2-100-25-78-252.compute-1.amazonaws.com > packageVersion("urltools") [1] ‘1.7.3’ — Reply to this email directly, view it on GitHub <#116>, or unsubscribe <https://github.com/notifications/unsubscribe-auth/AAD4PNVEYGDCCZBDJCNYPADXC6JJTANCNFSM6AAAAAAXKW3ICY> . You are receiving this because you are subscribed to this thread.Message ID: ***@***.***>