AS131981


174+522undefined

AS Name: TAKUSHOKUNET

Description: Takushoku University 815-1, Tatemachi, Hachioji-shi, Tokyo 193-0985, Japan

Registry: APNIC

aut-num: AS131981
as-name: TAKUSHOKUNET
descr: Takushoku University
descr: 815-1, Tatemachi, Hachioji-shi, Tokyo 193-0985, Japan
admin-c: JNIC1-AP
tech-c: JNIC1-AP
remarks: Email address for spam or abuse complaints : ********
country: JP
mnt-by: MAINT-JPNIC
mnt-irt: IRT-JPNIC-JP
last-modified: 2024-08-14T00:54:17Z
source: APNIC

Upstream AS Paths

31 unique paths, avg length 2.6

AS131981AS2907AS2497AS38001AS2518AS137409AS9002AS11537AS140627AS2500AS3356AS6939AS293AS3257AS199524AS32590AS2734AS11399AS58299AS18187AS148968AS41051AS150000AS213151AS131981 Upstream Paths20 paths shown

AS Looking Glass

Upstream paths (matching graph above)

AS293AS2497AS131981
AS2734AS3257AS2497AS131981
AS32590AS3356AS2497AS131981
AS199524AS3356AS2497AS131981
AS11399AS6939AS2497AS131981
AS293AS2907AS131981
AS32590AS3356AS2497AS2907AS131981
AS199524AS3356AS2497AS2907AS131981
AS2500AS2907AS131981
AS2518AS2907AS131981
AS2734AS6939AS2907AS131981
AS11399AS6939AS2907AS131981
AS150000AS18187AS6939AS2907AS131981
AS213151AS41051AS58299AS6939AS2907AS131981
AS148968AS6939AS2907AS131981
AS9002AS2907AS131981
AS11537AS2907AS131981
AS38001AS2907AS131981
AS137409AS2907AS131981
AS140627AS2907AS131981
All 31 Upstream Paths

Complete list of all observed paths

AS2497AS131981
AS136557AS174AS2497AS131981
AS293AS2497AS131981
AS1299AS2497AS131981
AS3257AS2497AS131981
AS2734AS3257AS2497AS131981
AS32590AS3356AS2497AS131981
AS199524AS3356AS2497AS131981
AS3491AS2497AS131981
AS1221AS4637AS2497AS131981
AS4826AS2497AS131981
AS25091AS6453AS2497AS131981
AS6939AS2497AS131981
AS11399AS6939AS2497AS131981
AS142271AS9304AS2497AS131981
AS293AS2907AS131981
AS32590AS3356AS2497AS2907AS131981
AS199524AS3356AS2497AS2907AS131981
AS2500AS2907AS131981
AS2518AS2907AS131981
AS6939AS2907AS131981
AS2734AS6939AS2907AS131981
AS11399AS6939AS2907AS131981
AS150000AS18187AS6939AS2907AS131981
AS213151AS41051AS58299AS6939AS2907AS131981
AS148968AS6939AS2907AS131981
AS9002AS2907AS131981
AS11537AS2907AS131981
AS38001AS2907AS131981
AS137409AS2907AS131981
AS140627AS2907AS131981

Prefixes (6) →

View all IPv4 and IPv6 prefixes originated by AS131981

Hostnames in AS131981

Direct Membership

Macros that directly list AS131981 as a member:


AS2907:AS-SINET(150 members)
AS20965:AS-FROM-TEIN-TO-GEANT(600 members)
AS-IIJ6(898 members)
AS-IIJ(1639 members)
AS1239:AS-CUSTOMERS(4238 members)

Expanded Membership

All macros containing AS131981 (directly or via nested macros): 49

Show 49 macros
AS2907:AS-SINET(150 ASNs)
AS20965:AS-FROM-TEIN-TO-GEANT(639 ASNs)
AS20965:AS-FROM-INTERNET2-TO-GEANT(2,433 ASNs)
AS-IIJ6(2,528 ASNs)
AS-GEANTNRENPEERS(3,149 ASNs)
AS-IIJ(3,162 ASNs)
AS1239:AS-CUSTOMERS(4,238 ASNs)
AS2914:AS-US-V6(52,836 ASNs)
AS2914:AS-US(53,991 ASNs)
AS-HKIX(64,663 ASNs)
AS-TELIANETASIA(65,174 ASNs)
AS1299:AS-TWELVE99-AP-V4(65,174 ASNs)
AS-TELIANETASIA-V6(66,784 ASNs)
AS1299:AS-TWELVE99-AP-V6(66,784 ASNs)
AS2914:AS-EUROPE-V6(73,647 ASNs)
AS-VERIO-EUROPE(74,186 ASNs)
AS2914:AS-EUROPE(74,186 ASNs)
AS30781:AS-JAGUAR-PEERING-LINX(77,905 ASNs)
AS2914:AS-GLOBAL-V6(81,831 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-LINX(81,936 ASNs)
AS-VERIO(82,495 ASNs)
AS-WNA(82,495 ASNs)
AS2914:AS-GLOBAL(82,495 ASNs)
AS-SEATTLEIX-RS-CLIENTS(84,639 ASNs)
AS-TELIANETEU-V6(85,444 ASNs)
AS1299:AS-TWELVE99-EU-V6(85,444 ASNs)
AS-TELIANETEU(85,632 ASNs)
AS1299:AS-TWELVE99-EU-V4(85,632 ASNs)
AS-TELIANETNA(86,938 ASNs)
AS1299:AS-TWELVE99-NA-V4(86,938 ASNs)
AS-TELIANETNA-V6(86,952 ASNs)
AS1299:AS-TWELVE99-NA-V6(86,952 ASNs)
AS-TELIANET-V6(92,705 ASNs)
AS1299:AS-TWELVE99-V6(92,705 ASNs)
AS-TELIANET(92,989 ASNs)
AS1299:AS-TWELVE99-V4(92,989 ASNs)
AS-BCIX(93,003 ASNs)
AS16374:AS-BCIX-ALL(93,003 ASNs)
AS1299:AS-TWELVE99(93,076 ASNs)
AS-TIXZH(94,757 ASNs)
AS-DECIX(96,509 ASNs)
AS-NFON-DECIX-PEERS-V4(96,509 ASNs)
AS-NFON-DECIX-PEERS-V6(96,509 ASNs)
AS6695:AS-DECIX-FRA(96,509 ASNs)
AS-ST1-IXPS(96,670 ASNs)
AS-DECIX-V6(100,277 ASNs)
AS6695:AS-DECIX-FRA-V6(100,277 ASNs)
AS-CLOUD-IX-PRO(100,911 ASNs)
AS-MERKEL-PEERS(100,925 ASNs)