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Tokyo Tech

General Information

Id 3743
Architecture probev1
Firmware Version 4790
Router Type
Shared Publicly Yes
User Tags Academic Native IPv6 dual-stack Native IPv4
System Tags V2 IPv4 Capable IPv6 Capable

Connection & Traffic

Connected Time
6 months, 2 weeks

IPv4

Internet Address 131.112.21.121
Prefix 131.112.0.0/16
ASN 9367 (TITECH Tokyo Institute of Technology)

IPv6

Addresses 2001:200:136:20b::121/64
Prefix 2001:200::/32
ASN 2500 (WIDE-BB WIDE Project)

Connection Information

Time Connected Percent
Last Week 0.00%
Last Month 0.00%
All Time 5y 253d 23h 31m 85.14%

Connection History (Showing only the last 25)

Connected (UTC) Connected for Disconnected (UTC) Disconnected for
2019-03-06 08:31:52 0h 38m 2019-03-06 09:10:30 195d 10h 15m
2019-03-06 06:28:28 1h 58m 2019-03-06 08:26:36 0h 5m
2019-03-06 06:14:08 0h 12m 2019-03-06 06:26:40 0h 1m
2019-03-06 04:31:42 1h 37m 2019-03-06 06:08:54 0h 5m
2019-03-06 03:10:29 1h 15m 2019-03-06 04:26:22 0h 5m
2019-03-06 02:31:36 0h 37m 2019-03-06 03:08:45 0h 1m
2019-03-06 00:28:19 1h 58m 2019-03-06 02:26:24 0h 5m
2019-03-06 00:13:37 0h 12m 2019-03-06 00:26:31 0h 1m
2019-03-05 22:31:38 1h 36m 2019-03-06 00:08:32 0h 5m
2019-03-05 21:10:30 1h 15m 2019-03-05 22:26:24 0h 5m
2019-03-05 20:32:42 0h 36m 2019-03-05 21:08:44 0h 1m
2019-03-05 18:13:53 2h 13m 2019-03-05 20:27:25 0h 5m
2019-03-05 15:03:57 3h 4m 2019-03-05 18:08:39 0h 5m
2019-03-05 14:37:11 0h 24m 2019-03-05 15:02:06 0h 1m
2019-03-05 14:31:40 0h 3m 2019-03-05 14:35:24 0h 1m
2019-03-05 12:28:13 1h 58m 2019-03-05 14:26:36 0h 5m
2019-03-05 12:14:03 0h 12m 2019-03-05 12:26:21 0h 1m
2019-03-05 10:31:46 1h 37m 2019-03-05 12:08:54 0h 5m
2019-03-05 09:14:22 1h 12m 2019-03-05 10:26:40 0h 5m
2019-03-05 06:28:21 2h 40m 2019-03-05 09:09:07 0h 5m
2019-03-05 06:13:50 0h 12m 2019-03-05 06:26:35 0h 1m
2019-03-05 04:31:35 1h 37m 2019-03-05 06:08:39 0h 5m
2019-03-05 03:10:43 1h 15m 2019-03-05 04:26:25 0h 5m
2019-03-05 02:31:41 0h 37m 2019-03-05 03:08:56 0h 1m
2019-03-05 00:06:12 2h 20m 2019-03-05 02:26:23 0h 5m

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Log Downloads

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  Measurement Target Start (UTC) Stop (UTC) Status
4 1666409 2014-05-23 12:56:37
4 1591146 8.8.8.8 2014-03-20 09:17:46
6 1517510 2a01:4f8:110:3169::37:134 2014-02-28 14:20:00
6 1517509 2a01:4f8:110:3169::37:134 2014-02-28 14:00:00
6 1517508 2a01:4f8:110:3169::37:134 2014-02-28 13:40:00
6 1517507 2a01:4f8:110:3169::37:134 2014-02-28 13:20:00
6 1517506 2a01:4f8:110:3169::37:134 2014-02-28 13:00:00
6 1040123 bits-lb.pmtpa.wikimedia.org 2013-11-15 15:53:23
4 1040122 bits-lb.pmtpa.wikimedia.org 2013-11-15 15:51:52
6 1040121 bits-lb.esams.wikimedia.org 2013-11-15 15:50:22
4 1040120 bits-lb.esams.wikimedia.org 2013-11-15 15:48:52
6 1040119 bits-lb.eqiad.wikimedia.org 2013-11-15 15:47:22
4 1040118 bits-lb.eqiad.wikimedia.org 2013-11-15 15:45:52
6 1040116 bits-lb.ulsfo.wikimedia.org 2013-11-15 15:44:22
4 1040115 bits-lb.ulsfo.wikimedia.org 2013-11-15 15:42:52
6 1040114 bits.wikimedia.org 2013-11-15 15:41:22
4 1040113 bits.wikimedia.org 2013-11-15 15:39:51
4 1014622 2013-07-31 08:05:49
6 1004732 www.google.com 2012-11-29 08:54:25
6 1004048 2001:7fd::1 2012-09-17 14:44:04
6 1004047 2001:500:3::42 2012-09-17 14:41:56
4 1004046 199.7.83.42 2012-09-17 14:40:13
4 1004045 193.0.14.129 2012-09-17 13:34:12