Rubygems.org: No ipv6

[nyaapa]

wget -O- https://api.rubygems.org/latest_specs.4.8.gz
--2015-05-28 15:49:06--  https://api.rubygems.org/latest_specs.4.8.gz
Resolving api.rubygems.org (api.rubygems.org)... 54.186.104.15
Connecting to api.rubygems.org (api.rubygems.org)|54.186.104.15|:443... failed: Network is unreachable.

[dwradcliffe]

Your output is IPv4, not IPv6.

While this isn't a support avenue, I'm guessing you have local or regional network problems.

[nyaapa]

nyaapa@nyaapa-nb-nx ~> host yandex.ru
yandex.ru has address 87.250.251.11
yandex.ru has address 77.88.21.11
yandex.ru has address 93.158.134.8
yandex.ru has address 87.250.250.8
yandex.ru has IPv6 address 2a02:6b8::11
yandex.ru mail is handled by 10 mx.yandex.ru.
nyaapa@nyaapa-nb-nx ~> host google.com
google.com has address 173.194.122.225
google.com has address 173.194.122.231
google.com has address 173.194.122.230
google.com has address 173.194.122.229
google.com has address 173.194.122.227
google.com has address 173.194.122.238
google.com has address 173.194.122.233
google.com has address 173.194.122.226
google.com has address 173.194.122.232
google.com has address 173.194.122.224
google.com has address 173.194.122.228
google.com has IPv6 address 2a00:1450:4010:c07::8b
google.com mail is handled by 50 alt4.aspmx.l.google.com.
google.com mail is handled by 20 alt1.aspmx.l.google.com.
google.com mail is handled by 40 alt3.aspmx.l.google.com.
google.com mail is handled by 30 alt2.aspmx.l.google.com.
google.com mail is handled by 10 aspmx.l.google.com.
nyaapa@nyaapa-nb-nx ~> host rubygems.org 
rubygems.org has address 54.186.104.15
nyaapa@nyaapa-nb-nx ~> nslookup -query=AAAA yandex.ru
Server:     95.108.198.5
Address:    95.108.198.5#53

Non-authoritative answer:
yandex.ru   has AAAA address 2a02:6b8::11

Authoritative answers can be found from:

nyaapa@nyaapa-nb-nx ~> nslookup -query=AAAA google.com
Server:     95.108.198.5
Address:    95.108.198.5#53

Non-authoritative answer:
google.com  has AAAA address 2a00:1450:4010:c07::8b

Authoritative answers can be found from:

nyaapa@nyaapa-nb-nx ~> nslookup -query=AAAA rubygems.org
Server:     95.108.198.5
Address:    95.108.198.5#53

Non-authoritative answer:
*** Can't find rubygems.org: No answer

Authoritative answers can be found from:
rubygems.org
    origin = ns1.dnsimple.com
    mail addr = admin.dnsimple.com
    serial = 1432145952
    refresh = 86400
    retry = 7200
    expire = 604800
    minimum = 300

[nyaapa]

And with google dns

nyaapa@nyaapa-nb-nx ~> nslookup rubygems.org 8.8.8.8 
Server:     8.8.8.8
Address:    8.8.8.8#53

Non-authoritative answer:
Name:   rubygems.org
Address: 54.186.104.15

nyaapa@nyaapa-nb-nx ~> nslookup -query=AAAA rubygems.org 8.8.8.8
Server:     8.8.8.8
Address:    8.8.8.8#53

Non-authoritative answer:
*** Can't find rubygems.org: No answer

Authoritative answers can be found from:
rubygems.org
    origin = ns1.dnsimple.com
    mail addr = admin.dnsimple.com
    serial = 1432145952
    refresh = 86400
    retry = 7200
    expire = 604800
    minimum = 300

[dwradcliffe]

Yes, we currently don't support IPv6. It's probably not on the roadmap for this year. Definitely will keep it in mind for the future.