[ARIN-consult] Consultation for the Retirement of FTP Protocol Use at ARIN

[Owen DeLong]

It seems reasonable to me to retire ftp in favor of http(s). Please make sure that the RIR mirrors of extended data are migrated prior to retirement, however. 

Thanks,

Owen


> On Sep 23, 2024, at 13:03, John Curran <jcurran at arin.net> wrote:
> 
> 
>> On Sep 21, 2024, at 3:59 AM, William Herrin <bill at herrin.us> wrote:
>> 
>>> On Fri, Sep 20, 2024 at 12:16 PM ARIN <info at arin.net> wrote:
>>> ARIN is working to remove redundant and seldom-used services
>>> to allow future efforts to focus on the improvement of core services,
>>> reduce residual technical debt, and increase our security posture.
>>> Removing the FTP protocol aligns with these objectives.
>>> 
>>> ARIN intends to remove FTP protocol support on or after 31 March 2025. We are interested in knowing:
>> 
>> Howdy.
>> 
>> Do you have any data indicating how often files are downloaded via
>> FTP? And from how many different sources files are downloaded over the
>> year?
> 
> Bill - 
> 
> Good question - It appears that most of the data is extended delegation statistics files (ref: https://www.arin.net/reference/research/statistics/nro_stats/_) 
> 
> Looking at the most recent data –
> 
> Files Served via FTP:   
> In the Month of August, there were 396,930 files served from 17,334 unique IP addresses.
> (3,438 unique files downloaded during this period.)
> A significant portion of these downloads consisted of:
> •
> ARIN’s extended stats (116,673 downloads)
> •
> Mirrors of extended stats from other RIRs (53,289 downloads)
> 
> HTTP/HTTPS Traffic for the Same FTP Data:
> •
> We also analyzed one week of HTTP/HTTPS traffic to ftp.arin.net from August 25th to August 31st. During this week:
> •
> 27,185 unique IPs accessed the site, resulting in 265,329 downloads.
> •
> Extrapolating this to a full month, the data would suggest approximately 1M downloads via HTTP/HTTPS / month. 
> 
> Thanks!
> /John
> 
> John Curran
> President and CEO
> American Registry for Internet Numbers
> 
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