netflix proxy/unblocker false detection

Christian cdel at
Thu Jun 25 14:45:15 UTC 2020

wow. blaming support for IPv6 rather than using cgnat is a huge stretch 
of credibility

On 25/06/2020 10:20, Mark Tinka wrote:
> On 25/Jun/20 11:08, Denys Fedoryshchenko wrote:
>> Did anybody noticed that Netflix just became useless due to tons of
>> proxy/unblocker false detection on CGNAT ranges?
>> Even my home network is dual stack, i am absolutely sure there is no
>> proxy/vpn/whatsoever (but ipv4 part is over CGNAT) - and i got
>> "proxy/unblocker" message on my personal TV.
>> And many other ISP sysadmins told me that recently this is a massive
>> problem, and netflix support is frankly inadequate and does not want
>> to solve the problem.
>> I will not be surprised that they will begin to actively lose users
>> due to such a shameful silly screwed up algorithm.
>> Who in sober mind blocks all legit users due probably one or two
>> suspicious users behind same IP range?
> This isn't a new problem - for years, services that track what a single
> IP address does can deny access if something looks amiss.
> Of course, CG-NAT is a reality, but perhaps Netflix find it will be
> easier to lose some customers than building infrastructure and support
> to work out what is valid CG-NAT vs. mischief.
> Probably would have been an easier case if Netflix didn't support IPv6,
> but alas...
> Mark.

Christian de Larrinaga

More information about the NANOG mailing list