On Wed, Jul 15, 2015 at 4:33 AM, Nicholas Warren <nwarren@barryelectric.com> wrote:
Surely Microsoft has IPv6 connectivity? Is there a problem with my dns, or is Microsoft not available over v6?
Thanks, Nich
probably not Google DNS filtering test point 1 $ dig e10088.dspb.akamaiedge.net AAAA @n0dspb.akamaiedge.net ; <<>> DiG 9.10.2-P2 <<>> e10088.dspb.akamaiedge.net AAAA @n0dspb.akamaiedge.net ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 51914 ;; flags: qr aa rd ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1 ;; WARNING: recursion requested but not available ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;e10088.dspb.akamaiedge.net. IN AAAA ;; AUTHORITY SECTION: dspb.akamaiedge.net. 1000 IN SOA n0dspb.akamaiedge.net. hostmaster.akamai.com. 1436917052 1000 1000 1000 1800 ;; Query time: 51 msec ;; SERVER: 96.7.248.137#53(96.7.248.137) ;; WHEN: Wed Jul 15 08:37:32 KST 2015 ;; MSG SIZE rcvd: 119 test point 2 $ dig e10088.dspb.akamaiedge.net AAAA @n0dspb.akamaiedge.net ; <<>> DiG 9.8.1-P1 <<>> e10088.dspb.akamaiedge.net AAAA @n0dspb.akamaiedge.net ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 27887 ;; flags: qr aa rd; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 0 ;; WARNING: recursion requested but not available ;; QUESTION SECTION: ;e10088.dspb.akamaiedge.net. IN AAAA ;; ANSWER SECTION: e10088.dspb.akamaiedge.net. 20 IN AAAA 2600:1408:10:18f::2768 e10088.dspb.akamaiedge.net. 20 IN AAAA 2600:1408:10:181::2768 e10088.dspb.akamaiedge.net. 20 IN AAAA 2600:1408:10:188::2768 ;; Query time: 18 msec ;; SERVER: 88.221.81.193#53(88.221.81.193) ;; WHEN: Tue Jul 14 16:37:17 2015 ;; MSG SIZE rcvd: 128 I get different IPs for n0dspb.akamaiedge.net / n0dscb.akamaiedge.net every time. So it depends on source IP of the query and which akamai DNS server is answering?