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AS131958

t-net

Tama Cable Network Co.,Ltd.

Registry

Authoritative registration data

AS number
131958
Name
t-net
Organisation
Tama Cable Network Co.,Ltd.
Country
Flag of Japan JP Japan
RIR
APNIC
Registered
—
Source:asn:rdap retrieved

IPv4 prefixes

6

IPv6 prefixes

1

Total announced

7

Announced prefixes

Observed in BGP by route collectors, not a registry allocation list

Prefixes announced by AS131958
133.238.64.0/18 IPv4 /18 not checked
157.14.64.0/20 IPv4 /20 not checked
133.226.176.0/21 IPv4 /21 not checked
133.32.192.0/21 IPv4 /21 not checked
202.233.72.0/22 IPv4 /22 not checked
103.144.122.0/23 IPv4 /23 not checked
2405:6cc0::/32 IPv6 /32 not checked

No rows match “”.

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Source:ripestat:announced-prefixes observed

Internet Exchanges

Exchanges where this network has a listed peering LAN connection

Internet Exchange memberships listed for AS131958
Address families
AMS-IX 1,000 Mbps IPv4 · IPv6
Any2West 500 Mbps IPv4 · IPv6
BBIX Amsterdam 500 Mbps IPv4 · IPv6
BBIX Hong Kong 300 Mbps IPv4 · IPv6
BBIX Osaka 10,000 Mbps IPv4 · IPv6
BBIX Singapore 300 Mbps IPv4 · IPv6
BBIX Tokyo 10,000 Mbps IPv4 · IPv6
BBIX US-West 500 Mbps IPv4 · IPv6
DE-CIX Frankfurt: DE-CIX Frankfurt Peering LAN 500 Mbps IPv4 · IPv6
JPIX OSAKA 10,000 Mbps IPv4 · IPv6
JPIX TOKYO 10,000 Mbps IPv4 · IPv6
JPNAP Osaka 10,000 Mbps IPv4 · IPv6
JPNAP Tokyo: Peering 100,000 Mbps IPv4 · IPv6
KINX 500 Mbps IPv4 · IPv6
LINX LON1: Main 500 Mbps IPv4 · IPv6

No rows match “”.

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Source:peeringdb retrieved

Exchange membership means the network has a listed connection; it does not prove peering with other members.

Observed adjacencies

Networks seen next to AS131958 in BGP paths by route collectors.

Source:ripestat:asn-neighbours observed

Observed upstreams

63 networks seen before AS131958 in AS paths

Observed upstreams
Families
AS2497 IIJ 98 662
v4 v6
AS6939 HURRICANE 62 162
v4 v6
AS2519 VECTANT 32 62
v4 v6
AS35280 F5 4 40
v4 v6
AS14840 ASN14840 2 35
v4 v6
AS12779 ITGATE 2 34
v4 v6
AS5405 INTERDOTLINK 5 32
v4 v6
AS34019 HIVANE 3 29
v4 v6
AS48362 TKSWF-AS 2 28
v4 v6
AS25091 IP-Max 2 27
v4 v6
AS47147 AS-ANX 2 27
v4 v6
AS34927 iFog-GmbH 2 26
v4 v6
AS6777 AMS-IX-RS 4 25
v4 v6
AS35625 EUROFIBER-FRANCE 3 21
v4 v6
AS34549 MEER-AS 3 19
v4 v6
AS9002 RETN-AS 7 18
v4 v6
AS50304 BLIX 3 18
v4
AS6057 6057 2 14
v4 v6
AS20764 RASCOM-AS 2 14
v4 v6
AS24961 MYLOC-AS 2 14
v4 v6
AS39351 ESAB-AS 2 14
v4 v6
AS6797 GLOBALCONNECT-NET 1 14
v4 v6
AS9044 SOLNET 1 14
v4 v6
AS9583 SIFY-AS-IN 1 14
v4 v6
AS4230 ASN4230 2 13
v4 v6
AS34177 CELESTE-AS 2 13
v4 v6
AS37468 ORG-AC4-AFRINIC 2 13
v4 v6
AS41327 FIBERTELECOM-AS 2 13
v4 v6
AS1836 GREEN 1 13
v4 v6
AS1267 ASN-WINDTRE 2 12
v4
AS20485 TRANSTELECOM 2 12
v4
AS37100 ORG-SL75-AFRINIC 2 12
v4
AS37497 ORG-NPL3-AFRINIC 2 12
v4
AS8218 NEO-ASN 2 8
v6
AS8298 IPNG 2 8
v4 v6
AS15576 NTS 2 7
v4 v6
AS50673 Serverius-as 2 7
v4 v6
AS1764 NEXTLAYER-AS 1 7
v4 v6
AS4455 BSO 1 7
v4 v6
AS12577 MMC-AT-AS 1 7
v4 v6
AS22356 ASN22356 1 7
v4 v6
AS28716 RETELIT-AS 1 7
v4 v6
AS29691 NINE 1 7
v4 v6
AS212024 RISSON 1 7
v4 v6
AS1031 PEER1-1031 1 6
v4
AS3741 ORG-DD1-AFRINIC 1 6
v4
AS6204 ZET-NET 1 6
v4
AS6663 TTI-NET 1 6
v4
AS7575 AARNET-AS-AP 1 6
v4
AS8758 IWAY 1 6
v4
AS15802 DU-AS1 1 6
v4
AS15958 CETIN_doo_AS 1 6
v4
AS20766 GITOYEN-MAIN-AS 1 6
v4
AS29208 QUANTCOM-AS 1 6
v4
AS132132 REPUBLICTELECOM-SG 1 6
v4
AS205103 TELEGRAPH-AS 1 6
v4
AS60068 CDN77 1 4
v4
AS7195 7195 2 2
v6
AS29632 NASSIST-AS 2 2
v6
AS50629 LWLCOM 2 2
v6
AS61049 EXASCALE 2 2
v6
AS60171 AFRIX-AS 1 2
v4
AS39249 KICUA-AS 1 1
v6

No rows match “”.

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Observed downstreams

0 networks seen after AS131958 in AS paths

No downstreams observed

This AS was not seen carrying traffic towards another network.

Uncertain adjacencies

89 adjacencies that may be an artefact of collector peering

Uncertain adjacencies
Families
AS24482 SGGS-AS-AP 1 77
v4 v6
AS48185 team_blue 1 21
v4 v6
AS49544 i3Dnet 1 21
v4 v6
AS199524 GCORE 1 20
v4 v6
AS3214 XTOM 1 19
v4 v6
AS8529 OMANTEL-AS 1 14
v4 v6
AS14907 WIKIMEDIA 1 14
v4 v6
AS25160 VORBOSS 1 14
v4 v6
AS47692 NESSUS 1 14
v4 v6
AS51184 FONIRA 1 14
v4 v6
AS212483 level86 1 14
v4 v6
AS51185 MAINSTREAMING-AS 1 13
v4 v6
AS15547 NETPLUS 1 12
v4
AS35710 WEBERCLOUD 1 12
v4
AS62167 Tismi 1 12
v4
AS12859 NL-BIT 1 8
v4 v6
AS28917 Fiord-AS 1 8
v4 v6
AS553 BELWUE 1 7
v4 v6
AS559 Switch 1 7
v4 v6
AS680 DFN 1 7
v4 v6
AS1103 SURFNET-NL 1 7
v4 v6
AS1140 SIDN 1 7
v4 v6
AS1828 UNITAS 1 7
v4 v6
AS2500 WIDE-BB 1 7
v4 v6
AS3212 TELEMACH 1 7
v4 v6
AS3333 RIPE-NCC-AS 1 7
v4 v6
AS4777 APNIC-COLO 1 7
v4 v6
AS6424 EDGOO 1 7
v4 v6
AS8888 XTOM 1 7
v4 v6
AS12637 SEEWEB 1 7
v4 v6
AS15605 CONNESI 1 7
v4 v6
AS17639 CONVERGE-AS 1 7
v4 v6
AS18106 VIEWQWEST-SG-AP 1 7
v4 v6
AS20932 SIG-ST 1 7
v4 v6
AS25220 GLOBALNOC-AS 1 7
v4 v6
AS29075 IELO 1 7
v4 v6
AS29140 HOSTSERVER-AS 1 7
v4 v6
AS31510 IKB-AS 1 7
v4 v6
AS34288 AS34288 1 7
v4 v6
AS35360 GARGUNET 1 7
v4 v6
AS36236 NETACTUATE 1 7
v4 v6
AS37721 ORG-VTS1-AFRINIC 1 7
v4 v6
AS39122 BLACKNIGHT-AS 1 7
v4 v6
AS42541 FIBERBY 1 7
v4 v6
AS44901 belcloud 1 7
v4 v6
AS45489 SLT-GLOBAL 1 7
v4 v6
AS48919 UA-CITY-AS 1 7
v4 v6
AS49605 DTS-AS 1 7
v4 v6
AS50300 CUSTDC 1 7
v4 v6
AS50763 MCKAYCOM 1 7
v4 v6
AS51873 AS-ARCADE 1 7
v4 v6
AS56987 AS-ABACLOUDA 1 7
v4 v6
AS57777 MASSAR 1 7
v4 v6
AS58057 SECUREBIT 1 7
v4 v6
AS58299 OPENFACTORY-AS 1 7
v4 v6
AS59105 HOMENOC 1 7
v4 v6
AS61573 ASN61573 1 7
v4 v6
AS64475 FREIFUNK-FRANKFURT 1 7
v4 v6
AS198150 SIACOM-AS 1 7
v4 v6
AS198385 AlpineDC 1 7
v4 v6
AS199938 NETZWERGE 1 7
v4 v6
AS209823 ENKI-AS 1 7
v4 v6
AS210937 Showfom 1 7
v4 v6
AS212635 AS212635 1 7
v4 v6
AS213151 CHRISELSEN 1 7
v4 v6
AS264479 ASN264479 1 7
v4 v6
AS271253 ASN271253 1 7
v4 v6
AS3170 VELOXSERV 1 6
v4
AS12969 Vodafone_Iceland 1 6
v4
AS13237 LAMBDANET-AS 1 6
v4
AS14630 INVESCO 1 6
v4
AS16347 INHERENT 1 6
v4
AS21412 CGATES-AS 1 6
v4
AS28792 PUBLIC-INTERNET 1 6
v4
AS31742 SOTACONNECT 1 6
v4
AS35266 EXN-AS 1 6
v4
AS35598 INETCOM 1 6
v4
AS37680 ORG-CIc1-AFRINIC 1 6
v4
AS42473 AS-ANEXIA 1 6
v4
AS48070 DSM 1 6
v4
AS142271 DOUBLESQUARE-AS-AP 1 6
v4
AS205112 PHILUNET 1 6
v4
AS206356 Freifunk-Essen 1 6
v4
AS207841 INFERNO 1 6
v4
AS263152 ASN263152 1 6
v4
AS25152 K-ROOT-SERVER 1 1
v6
AS56662 EUTPNET 1 1
v6
AS198249 OPSONE 1 1
v6
AS213241 TECHIT 1 1
v6

No rows match “”.

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Note:
These are observed adjacencies derived from BGP path data, not confirmed commercial relationships. A network appearing before another in an AS path does not establish that it is a paying transit customer, a settlement free peer, or anything else contractual. Adjacencies marked uncertain were seen only as direct peers of a route collector, so the collector's own peering may have created them.