iMac:owen (112) ~ % host www.amazon.com 2022/03/31 17:16:40 www.amazon.com is an alias for tp.47cf2c8c9-frontier.amazon.com. tp.47cf2c8c9-frontier.amazon.com is an alias for d3ag4hukkh62yn.cloudfront.net. d3ag4hukkh62yn.cloudfront.net has address 143.204.129.80
and iMac:owen (113) ~ % dig -t aaaa www.amazon.com 2022/03/31 17:26:36 ; <<>> DiG 9.10.6 <<>> -t aaaa www.amazon.com ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 33930 ;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 1, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 1232 ;; QUESTION SECTION: ;www.amazon.com. IN AAAA ;; ANSWER SECTION: www.amazon.com. 228 IN CNAME tp.47cf2c8c9-frontier.amazon.com. tp.47cf2c8c9-frontier.amazon.com. 45 IN CNAME d3ag4hukkh62yn.cloudfront.net. ;; AUTHORITY SECTION: d3ag4hukkh62yn.cloudfront.net. 46 IN SOA ns-130.awsdns-16.com. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400 ;; Query time: 0 msec ;; SERVER: 192.159.10.2#53(192.159.10.2) ;; WHEN: Thu Mar 31 17:26:50 PDT 2022 ;; MSG SIZE rcvd: 206 0.002u 0.017s 0:00.02 50.0% 0+0k 0+0io 2pf+0w iMac:owen (114) ~ % dig -t aaaa tp.47cf2c8c9-frontier.amazon.com 2022/03/31 17:26:50 ; <<>> DiG 9.10.6 <<>> -t aaaa tp.47cf2c8c9-frontier.amazon.com ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 25417 ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 1232 ;; QUESTION SECTION: ;tp.47cf2c8c9-frontier.amazon.com. IN AAAA ;; ANSWER SECTION: tp.47cf2c8c9-frontier.amazon.com. 21 IN CNAME d3ag4hukkh62yn.cloudfront.net. ;; AUTHORITY SECTION: d3ag4hukkh62yn.cloudfront.net. 22 IN SOA ns-130.awsdns-16.com. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400 ;; Query time: 0 msec ;; SERVER: 192.159.10.2#53(192.159.10.2) ;; WHEN: Thu Mar 31 17:27:14 PDT 2022 ;; MSG SIZE rcvd: 188 0.002u 0.005s 0:00.00 0.0% 0+0k 0+0io 0pf+0w iMac:owen (115) ~ % dig -t aaaa d3ag4hukkh62yn.cloudfront.net. 2022/03/31 17:27:14 ; <<>> DiG 9.10.6 <<>> -t aaaa d3ag4hukkh62yn.cloudfront.net. ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 63871 ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 1232 ;; QUESTION SECTION: ;d3ag4hukkh62yn.cloudfront.net. IN AAAA ;; AUTHORITY SECTION: d3ag4hukkh62yn.cloudfront.net. 5 IN SOA ns-130.awsdns-16.com. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400 ;; Query time: 0 msec ;; SERVER: 192.159.10.2#53(192.159.10.2) ;; WHEN: Thu Mar 31 17:27:31 PDT 2022 ;; MSG SIZE rcvd: 142 So… As I said… Amazon. Owen > On Mar 31, 2022, at 16:00 , Andras Toth <diosbej...@gmail.com> wrote: > > https://aws.amazon.com/blogs/networking-and-content-delivery/introducing-ipv6-only-subnets-and-ec2-instances/ > > <https://aws.amazon.com/blogs/networking-and-content-delivery/introducing-ipv6-only-subnets-and-ec2-instances/> > >> On 1 Apr 2022, at 06:44, Owen DeLong via NANOG <nanog@nanog.org> wrote: >> >> In short: >> Amazon >> Alibaba >> Google Cloud >> >> And a few other laggards that are key destinations that a lot of eyeball >> customers expect to be >> able to reach. >> >> Owen >> >> >>> On Mar 29, 2022, at 13:53 , Jacques Latour <jacques.lat...@cira.ca >>> <mailto:jacques.lat...@cira.ca>> wrote: >>> >>> So, in 25, 50 or 100 years from now, are we still going to be dual stack >>> IPv4/IPv6? >>> When are we going to give up on IPv4? >>> People can run IPv4 all they want inside their networks for 1000s of years. >>> What will it take to be IPv6 only? >>> >>> 😊 >>> >>> From: NANOG <nanog-bounces+jacques.latour=cira...@nanog.org >>> <mailto:nanog-bounces+jacques.latour=cira...@nanog.org>> On Behalf Of Owen >>> DeLong via NANOG >>> Sent: March 29, 2022 3:52 PM >>> To: Abraham Y. Chen <ayc...@avinta.com <mailto:ayc...@avinta.com>> >>> Cc: NANOG <nanog@nanog.org <mailto:nanog@nanog.org>> >>> Subject: [EXT] Re: Let's Focus on Moving Forward Re: V6 still not supported >>> re: 202203261833.AYC >>> >>> Submit an Internet draft, same as any other IP related enhancement gets >>> introduced. >>> >>> What you’re really complaining about is that it’s been virtually impossible >>> to gain consensus to move anything IPv4 related forward in the IETF since >>> at least 2015. >>> >>> Well… It’s a consensus process. If your idea isn’t getting consensus, then >>> perhaps it’s simply that the group you are seeking consensus from doesn’t >>> like your idea. >>> >>> Your inability to convince the members of the various working groups that >>> your idea has merit isn’t necessarily a defect in the IETF process… It >>> might simply be a lack of merit in your ideas. >>> >>> Owen >>> >>> >>> >>> On Mar 26, 2022, at 15:43 , Abraham Y. Chen <ayc...@avinta.com >>> <mailto:ayc...@avinta.com>> wrote: >>> >>> Hi, Justin: >>> >>> 1) "... no one is stopping anyone from working on IPv4 ... ": >>> After all these discussions, are you still denying this basic issue? For >>> example, there has not been any straightforward way to introduce IPv4 >>> enhancement ideas to IETF since at least 2015. If you know the way, please >>> make it public. I am sure that many are eager to learn about it. Thanks. >>> >>> Regards, >>> >>> >>> Abe (2022-03-26 18:42) >>> >>> >>> >>> >>> On 2022-03-26 11:20, Justin Streiner wrote: >>> While the Internet is intended to allow the free exchange of information, >>> the means of getting that information from place to place is and has to be >>> defined by protocols that are implemented in a consistent manner (see: BGP, >>> among many other examples). It's important to separate the ideas from the >>> plumbing. >>> >>> That said, no one is stopping anyone from working on IPv4, so what personal >>> freedoms are being impacted by working toward deploying IPv6, with an eye >>> toward sunsetting IPv4 in the future? >>> >>> Keep in mind that IPv4 started out as an experiment that found its way into >>> wider use. It's a classic case of a test deployment that suddenly mutated >>> into a production service. Why should we continue to expend effort to >>> perpetuate the sins of the past, rather work toward getting v6 into wider >>> use? >>> >>> Is IPv6 a perfect protocol? Absolutely not, but it addresses the key pain >>> point of IPv4 - address space exhaustion. >>> >>> Thank you >>> jms >>> >>> On Sat, Mar 26, 2022 at 9:35 AM Abraham Y. Chen <ayc...@avinta.com >>> <mailto:ayc...@avinta.com>> wrote: >>> >>> 3) Re: Ur. Pts. 5) & 6): I believe that there is a philosophic / >>> logic baseline that we need to sort out, first. That is, we must keep in >>> mind that the Internet community strongly promotes "personal freedom". >>> Assuming that by stopping others from working on IPv4 will shift their >>> energy to IPv6 is totally contradicting such a principle. A project >>> attracts contributors by its own merits, not by relying on artificial >>> barriers to the competitions. Based on my best understanding, IPv6 failed >>> right after the decision of "not emphasizing the backward compatibility >>> with IPv4". It broke one of the golden rules in the system engineering >>> discipline. After nearly three decades, still evading such fact, but >>> defusing IPv6 issues by various tactics is the real impedance to progress, >>> not only to IPv4 but also to IPv6. >>