1.1.1.1 is down now in Hong Kong


#1

My home using PCCW, unable to reach 1.1.1.1 currently.

tonycheung$ traceroute 1.1.1.1
traceroute to 1.1.1.1 (1.1.1.1), 64 hops max, 52 byte packets
1 192.168.0.1 (192.168.0.1) 1.880 ms 10.867 ms 1.420 ms
2 10.193.232.18 (10.193.232.18) 16.405 ms
10.193.233.18 (10.193.233.18) 4.299 ms 3.251 ms
3 10.193.233.21 (10.193.233.21) 4.416 ms
10.193.233.22 (10.193.233.22) 5.299 ms 3.859 ms
4 * * *
5 * * *

tonycheung$ ping 1.1.1.1

PING 1.1.1.1 (1.1.1.1): 56 data bytes

Request timeout for icmp_seq 0

Request timeout for icmp_seq 1

Request timeout for icmp_seq 2

Request timeout for icmp_seq 3

From PCCW looking glass:

show bgp ipv4 unicast 1.1.1.1

Sat Aug 11 11:35:10.250 GMT

BGP routing table entry for 1.1.1.1/32

Versions:

Process bRIB/RIB SendTblVer

Speaker 3449566887 3449566887

Last Modified: Jan 29 06:46:46.762 for 27w5d

Paths: (6 available, best #5)

Advertised to update-groups (with more than one peer):

0.19

Path #1: Received by speaker 0

Not advertised to any peer

4760

192.168.1.253 from 63.218.144.4 (63.218.210.11)

Origin IGP, metric 100, localpref 200, valid, confed-internal, group-best

Received Path ID 0, Local Path ID 0, version 0

Community: 3491:998 3491:999 4635:666

Originator: 63.218.210.11, Cluster list: 0.0.0.144, 0.0.0.114

Path #2: Received by speaker 0

Not advertised to any peer

4760, (received-only)

63.218.145.14 from 63.218.145.14 (210.87.251.225)

Origin IGP, localpref 100, valid, external

Received Path ID 0, Local Path ID 0, version 0

Community: 3491:999

Origin-AS validity: not-found

Path #3: Received by speaker 0

Not advertised to any peer

4515, (received-only)

63.218.145.22 from 63.218.145.22 (210.87.254.43)

Origin IGP, localpref 100, valid, external

Received Path ID 0, Local Path ID 0, version 0

Community: 3491:999

Origin-AS validity: not-found

Path #4: Received by speaker 0

Not advertised to any peer

4760

192.168.1.253 from 63.218.214.5 (63.218.210.11)

Origin IGP, metric 100, localpref 200, valid, confed-internal

Received Path ID 0, Local Path ID 0, version 0

Community: 3491:998 3491:999 4635:666

Originator: 63.218.210.11, Cluster list: 0.0.0.144, 0.0.0.114

Path #5: Received by speaker 0

Advertised to update-groups (with more than one peer):

0.19

4515

192.168.1.253 from 63.218.215.46 (210.87.251.225)

Origin IGP, metric 100, localpref 200, valid, external, best, group-best

Received Path ID 0, Local Path ID 0, version 3449566887

Community: 3491:999

Origin-AS validity: not-found

Path #6: Received by speaker 0

Not advertised to any peer

4515, (received-only)

63.218.215.46 from 63.218.215.46 (210.87.251.225)

Origin IGP, localpref 100, valid, external

Received Path ID 0, Local Path ID 0, version 0

Community: 3491:999

Origin-AS validity: not-found

RP/0/RSP0/CPU0:

Query Complete


#2

Seems like 1.1.1.1/32 got hijacked by AS4515.

HKIX looking glass:

Network 1.1.1.1/32 in BGP routing table

BGP routing table entry for 1.1.1.1/32, version 10534036
BGP Bestpath: deterministic-med: compare-routerid
Paths: (3 available, best #2, table default)
Advertised to update-groups:
3 5 6 7 12 13 14
17 18 19 20 25 29 30
31 32 34 35 38 39 40
41 42 45 48 53 56 59
64 65 66 67 68 69 70
71 76 77 78 79 81 82
84 86 87 88 89 90 91
92 94 95 98 99 100 101
102 105 107 110 113 114 116
117 118 119 122 124 125 127
132 134 135 138 143 145 147
148 150 154 155 159 163 164
166 170 174 175 176 177 181
184 192 195 196 198 200 203
210 220 222 223 226 228 230
235 240 242 245 250 256 257
258 453 643 658 671 724 743
747 768 772 926 1365 1366 1461
1549 1562 1563 1744 3289 4554 5495
5551 6465 7064 7167 7192 7206 7511
7522 7729 7994 7998 8000 8001 8206
8819 9045 10135 10273 10284 10497 10569
10801 10877 10894 10935 10953 11191 11330
11533 11867 11868 11869 11978 11985 12079
12081 12082 12189 12365 12366 12369 12622
12646 12659 12679 12904 12949 13076 13159
13160 13162 13164 13165 13166 13168 13170
13171 13172 13173 13174 13175 13176 13178
13179 13181 13182 13184 13185 13186 13187
13188 13189 13191 13260 13261 13349 13406
13417 13418 13419 13420 13421 13508 13509
13648 13858 13870 14059 14287 14288 14339
14550 14684 14719 14884 14889 15151 15293
15418 18287 18879 20940 21721 22031 23167
23303 27474 27578 27580 27581 27582 27583
27584 27585 27586 27588 27597 27690 27753
27790 27873 28023 28044 28046 28071
Refresh Epoch 1
4515, (received & used)
123.255.90.66 from 123.255.88.2 (123.255.88.2)
Origin incomplete, metric 0, localpref 100, valid, internal
Community: 3491:998 3491:999 4635:666 no-export
rx pathid: 0, tx pathid: 0
Refresh Epoch 1
4515, (received & used)
123.255.90.133 from 123.255.90.133 (210.87.251.225)
Origin incomplete, localpref 100, valid, external, best
Community: 3491:998 3491:999 4635:666
rx pathid: 0, tx pathid: 0x0
Refresh Epoch 1
4515, (received & used)
123.255.90.132 from 123.255.90.132 (210.87.254.43)
Origin incomplete, localpref 100, valid, external
Community: 3491:998 3491:999 4635:666
rx pathid: 0, tx pathid: 0


#3

Thanks for the report, I have notified our resolver team