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| ping/ping6 from home to Atlanta today. | |
| My home ISP is equally unreliable over IPv4 and IPv6; the 4 IPv4 | |
| packets lost and ~4 of the IPv6 packets were probably on my end. | |
| (Yes, I have a hostname named ping.) | |
| UPDATE: PART OR ALL OF THE ping6 LOSS WAS BECAUSE OF A TELIA OUTAGE IN MIAMI. | |
| $ ping -DO ping; date | |
| ... | |
| [1611064729.400877] 64 bytes from atl0.fairy.mattnordhoff.net (66.228.59.187): icmp_seq=46613 ttl=53 time=23.4 ms | |
| ^C | |
| --- ping.lua-e-f.mattnordhoff.net ping statistics --- | |
| 46613 packets transmitted, 46609 received, 0% packet loss, time 46612111ms | |
| rtt min/avg/max/mdev = 20.312/30.948/274.580/5.829 ms | |
| Tue Jan 19 13:58:50 UTC 2021 | |
| $ ping6 -DO ping; date | |
| ... | |
| [1611064731.023527] 64 bytes from atl0.fairy.mattnordhoff.net: icmp_seq=46610 ttl=53 time=62.8 ms | |
| ^C | |
| --- ping ping statistics --- | |
| 46610 packets transmitted, 45994 received, 1% packet loss, time 46612395ms | |
| rtt min/avg/max/mdev = 49.568/60.529/305.021/6.778 ms | |
| Tue Jan 19 13:58:51 UTC 2021 |
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| mtr from Atlanta to London last week. | |
| $ mtr -bzi 3 -o "LDRS NABW" speedtest.london.linode.com | |
| My traceroute [v0.86] | |
| jane (::) Tue Jan 12 07:04:17 2021 | |
| Keys: Help Display mode Restart statistics Order of fields quit | |
| Packets Pings | |
| Host Loss% Drop Rcv Snt Last Avg Best Wrst | |
| 1. AS63949 2600:3c02::8678:acff:fe5a:19c1 0.1% 47 55951 55998 1.4 0.7 0.7 226.6 | |
| 2. AS63949 2600:3c02:4444:10::1 3.8% 2110 53888 55998 1.0 0.7 0.6 24.8 | |
| 3. AS63949 2600:3c02:4444:56::1 0.0% 16 55981 55997 0.9 0.6 0.5 172.0 | |
| 4. AS63949 2600:3c02:4444:48::1 0.1% 39 55958 55997 1.2 0.8 0.6 161.9 | |
| 5. AS??? 2001:678:34c:7c::2 0.1% 38 55959 55997 19.8 19.1 19.0 88.7 | |
| 6. AS??? 2001:678:34c:67::2 0.0% 18 55979 55997 86.2 85.9 85.8 158.2 | |
| 7. AS63949 2a01:7e00:7777:21::2 1.0% 545 55452 55997 86.9 86.6 86.5 484.5 | |
| 8. AS63949 speedtest.london.linode.com (2a01:7e00::4b) 0.1% 42 55955 55997 86.5 85.9 85.9 118.2 | |
| $ mtr -4bzi 3 -o "LDRS NABW" speedtest.london.linode.com | |
| My traceroute [v0.86] | |
| jane (0.0.0.0) Tue Jan 12 07:04:19 2021 | |
| Resolver: Received error response 2. (server failure)er of fields quit | |
| Packets Pings | |
| Host Loss% Drop Rcv Snt Last Avg Best Wrst | |
| 1. AS63949 23.92.28.3 0.0% 0 64004 64004 0.9 0.5 0.4 31.1 | |
| 2. AS63949 74.207.239.16 0.0% 0 64004 64004 0.8 0.5 0.5 110.5 | |
| 3. AS63949 74.207.239.50 0.0% 0 64004 64004 0.7 0.7 0.6 147.4 | |
| 4. AS??? 213.52.131.155 0.0% 0 64003 64003 19.4 19.0 19.0 74.4 | |
| 5. AS??? 213.52.131.207 0.0% 0 64003 64003 86.2 85.8 85.8 142.2 | |
| 6. AS63949 109.74.207.17 0.0% 0 64003 64003 86.7 86.1 86.0 118.4 | |
| 7. AS63949 speedtest.london.linode.com (176.58.107.39) 0.0% 0 64003 64003 86.3 85.8 85.8 115.3 |
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| Atlanta DNS server logs from today. | |
| The carbon stuff is IPv6-only and happens every 30 seconds. | |
| The knotd stuff is dual-stack. It falls back to IPv4 when IPv6 fails. | |
| 45.79.1.70 is a Dallas Linode. | |
| Jan 19 08:29:36 jane pdns_server[27842]: Unable to write data to carbon server at [2a02:2770:8::2635:0:1]:2003: timeout while connecting to [2a02:2770:8::2635:0:1]:2003 | |
| Jan 19 08:30:03 jane pdns_recursor[8105]: Timeout connecting/writing carbon data to [2a02:2770:8::2635:0:1]:2003 | |
| Jan 19 08:30:08 jane pdns_server[27842]: Unable to write data to carbon server at [2a02:2770:8::2635:0:1]:2003: timeout while connecting to [2a02:2770:8::2635:0:1]:2003 | |
| Jan 19 08:30:33 jane pdns_recursor[8105]: Timeout connecting/writing carbon data to [2a02:2770:8::2635:0:1]:2003 | |
| Jan 19 08:30:40 jane pdns_server[27842]: Unable to write data to carbon server at [2a02:2770:8::2635:0:1]:2003: timeout while connecting to [2a02:2770:8::2635:0:1]:2003 | |
| Jan 19 08:31:03 jane pdns_recursor[8105]: Timeout connecting/writing carbon data to [2a02:2770:8::2635:0:1]:2003 | |
| Jan 19 08:31:12 jane pdns_server[27842]: Unable to write data to carbon server at [2a02:2770:8::2635:0:1]:2003: timeout while connecting to [2a02:2770:8::2635:0:1]:2003 | |
| Jan 19 08:31:33 jane pdns_recursor[8105]: Timeout connecting/writing carbon data to [2a02:2770:8::2635:0:1]:2003 | |
| Jan 19 08:31:40 jane knotd[25221]: info: [week.negative.ttl.mattnordhoff.xyz.] IXFR, outgoing, remote 2a01:7e00::a@53355, zone is up-to-date, serial 20 | |
| Jan 19 08:31:44 jane pdns_server[27842]: Unable to write data to carbon server at [2a02:2770:8::2635:0:1]:2003: timeout while connecting to [2a02:2770:8::2635:0:1]:2003 | |
| Jan 19 08:32:14 jane knotd[25221]: info: [day.negative.ttl.mattnordhoff.xyz.] IXFR, outgoing, remote 2a01:7e00::a@40947, zone is up-to-date, serial 20 | |
| Jan 19 08:32:36 jane knotd[25221]: info: [mnzero.us.] IXFR, outgoing, remote 2600:3c01::a@39867, zone is up-to-date, serial 53 | |
| Jan 19 08:33:16 jane pdns_server[27842]: Unable to write data to carbon server at [2a02:2770:8::2635:0:1]:2003: timeout while connecting to [2a02:2770:8::2635:0:1]:2003 | |
| Jan 19 08:33:20 jane knotd[25221]: info: [month.negative.ttl.mattnordhoff.xyz.] IXFR, outgoing, remote 2600:3c01::a@38385, zone is up-to-date, serial 20 | |
| Jan 19 08:33:21 jane knotd[25221]: info: [mattnordhoff.xyz.] refresh, remote 159.203.158.197@53, remote serial 130, zone is up-to-date | |
| Jan 19 08:33:26 jane knotd[25221]: info: [mattnordhoff.xyz.] refresh, remote 45.79.1.70@53, remote serial 130, zone is up-to-date | |
| Jan 19 08:33:26 jane knotd[25221]: info: [mattnordhoff.xyz.] refresh, remote 2600:1f16:ec6:ec6c:72a0:38cf:14ef:8bc0@53, remote serial 130, zone is up-to-date | |
| Jan 19 08:33:33 jane pdns_recursor[8105]: Timeout connecting/writing carbon data to [2a02:2770:8::2635:0:1]:2003 | |
| Jan 19 08:33:48 jane pdns_server[27842]: Unable to write data to carbon server at [2a02:2770:8::2635:0:1]:2003: timeout while connecting to [2a02:2770:8::2635:0:1]:2003 | |
| Jan 19 08:34:03 jane pdns_recursor[8105]: Timeout connecting/writing carbon data to [2a02:2770:8::2635:0:1]:2003 | |
| Jan 19 08:34:12 jane knotd[25221]: info: [second.negative.ttl.mattnordhoff.xyz.] IXFR, outgoing, remote 2600:3c01::a@56281, zone is up-to-date, serial 23 | |
| Jan 19 08:34:20 jane pdns_server[27842]: Unable to write data to carbon server at [2a02:2770:8::2635:0:1]:2003: timeout while connecting to [2a02:2770:8::2635:0:1]:2003 |
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| mtr from Atlanta to London today. | |
| $ mtr -bzi 3 -o "LDRS NABW" speedtest.london.linode.com | |
| My traceroute [v0.86] | |
| jane (::) Tue Jan 19 13:59:48 2021 | |
| Keys: Help Display mode Restart statistics Order of fields quit | |
| Packets Pings | |
| Host Loss% Drop Rcv Snt Last Avg Best Wrst | |
| 1. AS63949 2600:3c02::8678:acff:fe5a:19c1 0.2% 149 61385 61534 1.6 0.7 0.7 36.8 | |
| 2. AS63949 2600:3c02:4444:10::1 4.0% 2448 59086 61534 1.1 0.7 0.6 40.8 | |
| 3. AS63949 2600:3c02:4444:56::1 0.3% 161 61373 61534 1.0 0.6 0.5 163.8 | |
| AS63949 2600:3c02:4444:5::1 | |
| 4. AS63949 2600:3c02:4444:48::1 0.6% 354 61180 61534 1.0 0.7 0.6 163.3 | |
| AS63949 2600:3c02:4444:56::2 | |
| AS63949 2600:3c02:4444:54::1 | |
| 5. AS??? 2001:678:34c:7c::2 0.4% 275 61259 61534 20.8 19.1 0.8 100.4 | |
| AS63949 2600:3c02:4444:56::1 | |
| AS63949 2600:3c02:4444:54::1 | |
| 6. AS??? 2001:678:34c:67::2 0.4% 244 61290 61534 85.8 85.8 1.2 175.1 | |
| AS63949 2600:3c02:4444:56::2 | |
| AS63949 2600:3c02:4444:54::1 | |
| 7. AS63949 2a01:7e00:7777:21::2 2.0% 1235 60298 61533 97.6 86.1 1.1 161.0 | |
| AS63949 2600:3c02:4444:56::1 | |
| AS63949 2600:3c02:4444:54::1 | |
| 8. AS63949 speedtest.london.linode.com (2a01:7e00::4b) 0.6% 355 61178 61533 86.3 85.9 1.5 109.3 | |
| AS63949 2600:3c02:4444:56::2 | |
| AS63949 2600:3c02:4444:54::1 | |
| $ mtr -4bzi 3 -o "LDRS NABW" speedtest.london.linode.com | |
| My traceroute [v0.86] | |
| jane (0.0.0.0) Tue Jan 19 13:59:55 2021 | |
| Resolver: Received error response 2. (server failure)er of fields quit | |
| Packets Pings | |
| Host Loss% Drop Rcv Snt Last Avg Best Wrst | |
| 1. AS63949 23.92.28.3 0.0% 0 70336 70336 0.9 0.4 0.4 42.6 | |
| 2. AS63949 74.207.239.16 0.0% 0 70336 70336 0.6 0.5 0.5 38.4 | |
| 3. AS63949 74.207.239.50 0.0% 0 70336 70336 1.1 0.7 0.5 140.0 | |
| AS63949 74.207.239.9 | |
| 4. AS??? 213.52.131.155 0.0% 7 70329 70336 19.4 19.0 18.8 93.2 | |
| AS??? 213.52.131.168 | |
| 5. AS??? 213.52.131.207 0.0% 7 70328 70335 86.1 85.8 85.6 158.7 | |
| 6. AS63949 109.74.207.17 0.0% 6 70329 70335 86.3 86.0 85.8 162.4 | |
| 7. AS63949 speedtest.london.linode.com (176.58.107.39) 0.0% 6 70329 70335 86.3 85.8 85.6 126.1 |
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