// HTCN // HTCN

AS Name: HTCN

Description: Hokuriku Telecommunication Network Co. Hokuriku Telecommunication Network Co.

Registry: JPIRR

Imports from (9)

AS2497 AS2519 AS17534 AS17676 AS4711 AS17932 AS24260 AS24264 AS18123

Exports to (10)

AS2497 AS-HTCN AS2519 AS17534 AS17676 AS4711 AS17932 AS24260 AS24264 AS18123

aut-num: AS7668
as-name: HTCN
descr: Hokuriku Telecommunication Network Co.
import: from AS2497 accept ANY AND NOT {0.0.0.0/0}
import: from AS2516 accept ANY AND NOT {0.0.0.0/0}
import: from AS2519 accept ANY AND NOT {0.0.0.0/0}
import: from AS17534 accept ANY AND NOT {0.0.0.0/0}
import: from AS17676 accept ANY AND NOT {0.0.0.0/0}
import: from AS4711 accept AS4711
import: from AS17932 accept AS17932
import: from AS24260 accept AS24260
import: from AS24264 accept AS24264
import: from AS18123 accept AS18123
export: to AS2497 announce AS-HTCN
export: to AS2516 announce AS-HTCN
export: to AS2519 announce AS-HTCN
export: to AS17534 announce AS-HTCN
export: to AS17676 announce AS-HTCN
export: to AS4711 announce ANY
export: to AS17932 announce ANY
export: to AS24260 announce ANY
export: to AS24264 announce ANY
export: to AS18123 announce ANY
admin-c: Mitsugu Aoki
tech-c: Mitsugu Aoki
notify: noc@htcn.ne.jp
mnt-by: MAINT-AS7668
changed: takashima.kentaro@htnet.ad.jp 20221104
changed: takashima.kentaro@htnet.ad.jp 20231102
changed: takashima.kentaro@htnet.ad.jp 20241105
changed: k-fujita@htnet.ad.jp 20250905
changed: sugiyama.ryousuke@htnet.ad.jp 20251213
source: JPIRR 
aut-num: AS7668
as-name: HTCN
descr: Hokuriku Telecommunication Network Co.
import: from AS2497 accept ANY AND NOT {0.0.0.0/0}
import: from AS2519 accept ANY AND NOT {0.0.0.0/0}
import: from AS17534 accept ANY AND NOT {0.0.0.0/0}
import: from AS17676 accept ANY AND NOT {0.0.0.0/0}
import: from AS4711 accept AS4711
import: from AS17932 accept AS17932
import: from AS24260 accept AS24260
import: from AS24264 accept AS24264
import: from AS18123 accept AS18123
import: from AS2516 accept ANY AND NOT {0.0.0.0/0}
export: to AS2497 announce AS-HTCN
export: to AS2519 announce AS-HTCN
export: to AS17534 announce AS-HTCN
export: to AS17676 announce AS-HTCN
export: to AS4711 announce ANY
export: to AS17932 announce ANY
export: to AS24260 announce ANY
export: to AS24264 announce ANY
export: to AS18123 announce ANY
export: to AS2516 announce AS-HTCN
admin-c: MA6776JP
tech-c: MA6776JP
notify: noc@htcn.ne.jp
mnt-by: MAINT-AS7668
changed: noc@htcn.ne.jp 20251212 # 10:13 GMT
source: RADB
last-modified: 2025-12-12T10:13:28Z

Direct Membership

Macros that directly list AS7668 as a member:

AS-HTCN(6 members)
AS-17534(7 members)
AS-9824TRANSIT(39 members)
AS-9824TRANSIT6(39 members)
AS-PWD(52 members)
AS-NSPIXP2(69 members)
AS-GIGAINFRA-V6(202 members)
AS-OCN-V6(204 members)
AS-VECTANT(225 members)
AS-OCN(458 members)
AS-GIGAINFRA(508 members)
AS-BBIX-T-V6(683 members)
AS-KDDI6(833 members)
AS-BBIX-T(877 members)
AS-IIJ6(898 members)
AS-KDD(1151 members)
AS-IIJ(1639 members)
AS1239:AS-CUSTOMERS(4238 members)
AS-REACH-CUSTOMERS(8210 members)
AS-TELSTRA-INTL-CUSTOMERS(11248 members)
AS-HURRICANEV6(20402 members)

Expanded Membership

All macros containing AS7668 (directly or via nested macros): 248

Show 100 macros

AS-HTCN(6 ASNs)
AS-17534(7 ASNs)
AS-PWD(52 ASNs)
AS-NSPIXP2(69 ASNs)
AS-9824TRANSIT6(86 ASNs)
AS-9824TRANSIT(123 ASNs)
AS-OCN-ALL-V6(204 ASNs)
AS-OCN-V6(204 ASNs)
AS-VECTANT(225 ASNs)
AS-OCN(458 ASNs)
AS-OCN-ALL(458 ASNs)
AS-BBIX-T-V6(683 ASNs)
AS-GIGAINFRA-V6(833 ASNs)
AS-KDDI6(833 ASNs)
AS-BBIX-T(877 ASNs)
AS-KDD(1,151 ASNs)
AS-KDDCUSTOMER(1,151 ASNs)
AS-GIGAINFRA(1,276 ASNs)
AS-IIJ6(2,528 ASNs)
AS-IIJ(3,162 ASNs)
AS1239:AS-CUSTOMERS(4,238 ASNs)
AS-PACNET(4,289 ASNs)
AS-ANC(4,335 ASNs)
AS-REACH-CUSTOMERS(8,210 ASNs)
AS-KDDTRANSIT(11,930 ASNs)
AS-TELSTRA-INTL-CUSTOMERS(12,472 ASNs)
AS-SEABONECUSTAS(19,767 ASNs)
AS-HURRICANEV6(20,402 ASNs)
AS-SEECIX-V6(20,691 ASNs)
AS56858:AS-SEECIX-V6(20,691 ASNs)
AS-DECIX-RIC-V6(20,721 ASNs)
AS393752:AS-DECIX-RIC-V6(20,721 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-TIX(21,568 ASNs)
AS-LITIX-V6(22,027 ASNs)
AS-T-CIX-V6(22,807 ASNs)
AS-XO(23,361 ASNs)
AS-VSNL-IN(23,661 ASNs)
AS-BALT-IX-V6(23,949 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-CIXP(24,509 ASNs)
AS-FIXO-V6(25,776 ASNs)
AS-MFNX(26,187 ASNs)
AS47214:AS-LILLIX(26,738 ASNs)
AS43100:AS-MEMBERS(26,826 ASNs)
AS-SFINX-RS-MEMBERS-IPV6(26,914 ASNs)
AS-SFINX-RS-MEMBERS(26,976 ASNs)
AS-DECIX-BCN-V6(28,476 ASNs)
AS57802:AS-DECIX-BCN-V6(28,476 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-SWISS-IX(28,564 ASNs)
AS-DECIX-ORD-V6(31,479 ASNs)
AS62760:AS-DECIX-ORD-V6(31,479 ASNs)
AS-DECIX-LIS-V6(32,541 ASNs)
AS43729:AS-DECIX-LIS-V6(32,541 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-EQUINIX-PA(34,681 ASNs)
AS-MONIX-PEERS(37,180 ASNs)
AS-TAHOEIX-MEMBERS(37,370 ASNs)
AS-MBIX-RS-MEMBERS(37,425 ASNs)
AS-ONIX(37,766 ASNs)
AS211776:AS-CRAFTBYTE-UPSTREAMS(37,882 ASNs)
AS-VSIX-RS(38,411 ASNs)
AS207800:AS-RTIX-SET(39,194 ASNs)
AS33495:AS-MEMBERS(39,231 ASNs)
AS-DECIX-DFW-V6(40,077 ASNs)
AS62499:AS-DECIX-DFW-V6(40,077 ASNs)
AS-LUCIX-RS(40,498 ASNs)
AS7606:AS-QLD-IX(40,666 ASNs)
AS7606:AS-WA-IX(40,872 ASNs)
AS-SONIX(41,963 ASNs)
AS-VANIX-RS-PARTICIPANTS(42,555 ASNs)
AS201376:AS-PEERS(42,984 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-FRANCE-IX-MARSEILLE(44,422 ASNs)
AS-ECIX-BER(45,114 ASNs)
AS-ECIX-HAM(46,249 ASNs)
AS7606:AS-NSW-IX(46,591 ASNs)
AS7606:AS-ALL(47,090 ASNs)
AS-ECIX-MUC(48,469 ASNs)
AS-ECIX-DUS(48,854 ASNs)
AS2914:AS-US-V6(52,836 ASNs)
AS2914:AS-US(53,991 ASNs)
AS-NIXSK-RSCLIENTS(55,989 ASNs)
AS47627:AS-NIXSK-RSCLIENTS(56,033 ASNs)
AS-BIX-V6(56,058 ASNs)
AS-TOPIX-RS(57,252 ASNs)
AS3491:AS-CUSTOMERS-AP(58,474 ASNs)
AS-PLIX6(60,222 ASNs)
AS-CAIS(61,483 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)
AS-SET-INEX-CONNECTED(67,097 ASNs)
AS-UAEIX(67,297 ASNs)
AS61374:AS-UAEIX(67,297 ASNs)
AS2914:AS-ASIA-V6(68,905 ASNs)
AS17645:AS-NTTS(70,764 ASNs)
AS17645:AS-NTTS-IP(70,764 ASNs)
AS2914:AS-ASIA(70,764 ASNs)
AS-SEABONE(71,409 ASNs)
AS-UAEIX-V6(71,954 ASNs)
AS61374:AS-UAEIX-V6(71,954 ASNs)
... and 148 more

Upstream AS Paths

33 unique paths, avg length 2.4

AS Looking Glass

Upstream paths (matching graph above)

AS61573 → AS174 → AS2497 → AS7668
AS8888 → AS1299 → AS2497 → AS7668
AS32590 → AS3356 → AS2497 → AS7668
AS199524 → AS3356 → AS2497 → AS7668
AS25091 → AS6453 → AS2497 → AS7668
AS142271 → AS9304 → AS2497 → AS7668
AS56662 → AS13030 → AS2497 → AS7668
AS14537 → AS52925 → AS16735 → AS2497 → AS7668
AS19151 → AS2497 → AS7668
AS136557 → AS174 → AS2519 → AS7668
AS32590 → AS3356 → AS2519 → AS7668
AS199524 → AS3356 → AS2519 → AS7668
AS150000 → AS6939 → AS4637 → AS2519 → AS7668
AS49544 → AS2519 → AS7668
AS2734 → AS6939 → AS7668
AS11399 → AS6939 → AS7668
AS32709 → AS6939 → AS7668
AS35008 → AS6939 → AS7668
AS148968 → AS6939 → AS7668
AS199518 → AS6939 → AS7668

All 33 Upstream Paths

Complete list of all observed paths

AS2497 → AS7668
AS61573 → AS174 → AS2497 → AS7668
AS8888 → AS1299 → AS2497 → AS7668
AS32590 → AS3356 → AS2497 → AS7668
AS199524 → AS3356 → AS2497 → AS7668
AS25091 → AS6453 → AS2497 → AS7668
AS142271 → AS9304 → AS2497 → AS7668
AS56662 → AS13030 → AS2497 → AS7668
AS14537 → AS52925 → AS16735 → AS2497 → AS7668
AS19151 → AS2497 → AS7668
AS136557 → AS174 → AS2519 → AS7668
AS2518 → AS2519 → AS7668
AS32590 → AS3356 → AS2519 → AS7668
AS199524 → AS3356 → AS2519 → AS7668
AS4637 → AS2519 → AS7668
AS6939 → AS4637 → AS2519 → AS7668
AS150000 → AS6939 → AS4637 → AS2519 → AS7668
AS49544 → AS2519 → AS7668
AS6939 → AS7668
AS2734 → AS6939 → AS7668
AS11399 → AS6939 → AS7668
AS32709 → AS6939 → AS7668
AS35008 → AS6939 → AS7668
AS148968 → AS6939 → AS7668
AS199518 → AS6939 → AS7668
AS267613 → AS2914 → AS17534 → AS7668
AS140627 → AS2914 → AS17676 → AS7668
AS142271 → AS9304 → AS17676 → AS7668
AS137409 → AS17676 → AS7668
AS199524 → AS137409 → AS17676 → AS7668
AS24482 → AS7668
AS49544 → AS7668
AS63927 → AS7668

AS7668 IPv4 Address Subnets (9)

202.213.96.0/19	🇯🇵 JP	HTCN CIDR BLOCK 2 ( AS7668 ) Hokuriku Telecommunic…	HTCN
210.167.0.0/19	🇯🇵 JP	HTCN CIDR BLOCK 1 ( AS7668 ) Hokuriku Telecommunic…	HTCN
210.250.160.0/19	🇯🇵 JP	HTCN CIDR BLOCK 3 ( AS7668 ) Hokuriku Telecommunic…	HTCN
211.120.192.0/20	🇯🇵 JP	HTCN CIDR BLOCK 4 ( AS7668 ) Hokuriku Telecommunic…	HTCN
202.245.196.0/23	🇯🇵 JP	HTCN CIDR BLOCK 5 ( AS7668 ) Hokuriku Telecommunic…	HTCN
202.242.34.0/24	🇯🇵 JP	Ishikawa Polytechnic College 1-45, Yuigaoka, Anami…	HTCN
210.166.5.0/24	🇯🇵 JP	Hokuriku Electric Power Company 15-1,Ushijima-mach…	HTCN
210.250.190.0/24	🇯🇵 JP	Hokuriku Telecommunication Network Co,.Ltd. 1-1-3,…	HTCN
210.250.191.0/24	🇯🇵 JP	Hokuriku Telecommunication Network Co,.Ltd. 1-1-3,…	HTCN