AS18042 — Koos Broadband Telecom
AS Name: KBT
Description: Koos Broadband Telecom 9F,No.57,Tung Hsin Rd.,Taipei,Taiwan
Registry: APNIC
Exports to (1)
aut-num: AS18042
as-name: KBT
descr: Koos Broadband Telecom
descr: 9F,No.57,Tung Hsin Rd.,Taipei,Taiwan
country: TW
import: from AS9310 action pref=150; accept AS9416
import: from AS7656 action pref=120; accept AS9416
import: from AS9671 action pref=150; accept AS9416
import: from AS17502 action pref=150; accept AS9416
import: from AS9831 action pref=150; accept AS9416
export: to AS9416 announce RS-ALL
default: to AS9416 action pref=100; networks ANY
admin-c: SMC7-AP
tech-c: SMC7-AP
abuse-c: AT939-AP
mnt-by: MAINT-TW-TWNIC
mnt-irt: IRT-KBT-TW
last-modified: 2025-11-06T09:08:51Z
source: APNIC
Direct Membership
Macros that directly list AS18042 as a member:
AS-CNSKBT(5 members)
AS207468:AS-TW(24 members)
AS45896:AS-DS(68 members)
AS-PACNET(198 members)
AS-ANC(200 members)
AS-CHIEF-TRANSIT(209 members)
AS-10099(848 members)
AS-TWIG(2292 members)
AS58453:AS-ASIAASCUST(2512 members)
AS3491:AS-CUSTOMERS-AP(3895 members)
AS-TRANSROUTE-SPEC(19556 members)
AS-HURRICANEV6(20402 members)
AS-HURRICANE(23268 members)
Expanded Membership
All macros containing AS18042 (directly or via nested macros): 447
Show 100 macros
AS-CNSKBT(5 ASNs)
AS207468:AS-TW(24 ASNs)
AS-SEADOG007(25 ASNs)
AS204844:AS-AUTO-FREE-TRANSIT(109 ASNs)
AS204844:AS-ALL(142 ASNs)
AS-NRIX(150 ASNs)
AS44937:AS-NRIX(150 ASNs)
AS45896:AS-DS(244 ASNs)
AS7643:AS-CUSTOMERS(253 ASNs)
AS-VDC(261 ASNs)
AS-SMNLV6(268 ASNs)
AS-FASTLINE(366 ASNs)
AS-TWDS(366 ASNs)
AS-TWDS-TRANSIT(366 ASNs)
AS-10099(848 ASNs)
AS-SET-GTI-PIP(872 ASNs)
AS-NEOCOMISP-KH(1,031 ASNs)
AS-SET-GTI(1,036 ASNs)
AS-SBN-IIG(1,494 ASNs)
AS-4788V6(2,729 ASNs)
AS-TMNET-CUSTOMERS(2,729 ASNs)
AS-4788(2,732 ASNs)
AS-TWIG(2,914 ASNs)
AS-PACNET(4,289 ASNs)
AS-ANC(4,335 ASNs)
AS-SGGS(5,288 ASNs)
AS-FALCORE-AU(5,305 ASNs)
AS-FALCORE-AU-CUST(5,305 ASNs)
AS-CHIEF-TRANSIT(6,746 ASNs)
AS-SH-CUST(7,354 ASNs)
AS-STARHUBINTERNET(7,359 ASNs)
AS213973:AS-BCIX(13,844 ASNs)
AS213973:AS-PARTNERS(13,844 ASNs)
AS57328:AS-DDIX(13,844 ASNs)
AS59552:AS-SON-IX-RS(13,844 ASNs)
AS-VOXILITY-SET(15,206 ASNs)
AS58453:AS-ASIAASCUST(15,313 ASNs)
AS-RDSNET(16,878 ASNs)
AS-RDSTRANSIT(16,878 ASNs)
AS-MAGYARTELEKOM(17,357 ASNs)
AS-MATAV(17,357 ASNs)
AS58453:AS-CMI-ALL(18,020 ASNs)
AS-CMI-ALL(18,021 ASNs)
AS-STIX(18,626 ASNs)
AS-TRANSROUTE-SPEC(19,556 ASNs)
AS-COMCAST-IBONE(19,609 ASNs)
AS-NOTSURFNET-PEERS(19,650 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-HURRICANE(23,268 ASNs)
AS-NFON-LINX-PEERS-V4(23,268 ASNs)
AS-NFON-LINX-PEERS-V6(23,268 ASNs)
AS-XO(23,361 ASNs)
AS56507:AS-IXPMK(23,393 ASNs)
AS-TRANSROUTE(23,421 ASNs)
AS-DECIX-RIC(23,570 ASNs)
AS393752:AS-DECIX-RIC(23,570 ASNs)
AS31561:AS-MEMBERS-PAR(23,675 ASNs)
AS-SEECIX(23,696 ASNs)
AS56858:AS-SEECIX(23,696 ASNs)
AS-PITER-IX-ROV(23,906 ASNs)
AS-BALT-IX-V6(23,949 ASNs)
AS-LAMBDA(24,056 ASNs)
AS-PITER-IX-RIGA(24,405 ASNs)
AS30781:AS-JAGUAR-PEERING-TIX(24,490 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-CIXP(24,509 ASNs)
AS215405:AS-CONNECTED(24,530 ASNs)
AS-OHIOIX-CMH(24,548 ASNs)
AS-OHIOIX(24,587 ASNs)
AS57369:AS-ONIX(24,726 ASNs)
AS-LTTUKPEERS(24,991 ASNs)
AS-LTT(24,993 ASNs)
AS-FLAGP(25,034 ASNs)
AS-FLAGT(25,034 ASNs)
AS-LIXP(25,221 ASNs)
AS-FIXO-V6(25,776 ASNs)
AS-RETN-HK(26,343 ASNs)
AS-SMILE(26,794 ASNs)
AS-BALT-IX(27,227 ASNs)
AS30781:AS-JAGUAR-PEERING-CIXP(27,405 ASNs)
AS-PITER-IX-FRA(27,939 ASNs)
AS4470:AS-TORIX-PEERS(27,996 ASNs)
AS4470:AS-PEERS(28,002 ASNs)
AS-LITIX(28,046 ASNs)
AS-SET-STHIX-RS(28,136 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)
AS7606:AS-VIC-IX(29,635 ASNs)
AS-FIXO(29,811 ASNs)
AS209861:AS-PEERS(29,811 ASNs)
AS55176:AS-MEMBERS(29,827 ASNs)
AS-IXPLAY(30,348 ASNs)
... and 347 more
Upstream AS Paths
26 unique paths, avg length 2.9
AS Looking Glass
Upstream paths (matching graph above)
All 26 Upstream Paths
Complete list of all observed paths
AS18042 IPv4 Address Subnets (41)
| 58.115.0.0/16 | 🇹🇼 TW | Hoshin MultiMedia Center Inc. | MULTIMEDIA-AS-AP |
| 58.86.0.0/16 | 🇹🇼 TW | CNS-KBT | KBT |
| 119.14.0.0/17 | 🇹🇼 TW | AS9416 Transit for KE-ing Co , Ltd 1F., No.345, Ji… | MULTIMEDIA-AS-AP |
| 61.67.128.0/17 | 🇹🇼 TW | CNS-KBT | KBT |
| 61.70.0.0/17 | 🇹🇼 TW | Hoshin Multimedia Center Inc. Cable/ADSL Broadband… | MULTIMEDIA-AS-AP |
| 61.70.128.0/17 | 🇹🇼 TW | Hoshin Multimedia Center Inc. Cable/ADSL Broadband… | MULTIMEDIA-AS-AP |
| 115.43.0.0/18 | 🇹🇼 TW | AS9416 Transit for KE-ing Co , Ltd 1F., No.345, Ji… | MULTIMEDIA-AS-AP |
| 115.43.128.0/18 | 🇹🇼 TW | AS9416 Transit for KE-ing Co , Ltd 1F., No.345, Ji… | MULTIMEDIA-AS-AP |
| 115.43.192.0/18 | 🇹🇼 TW | AS9416 Transit for KE-ing Co , Ltd 1F., No.345, Ji… | MULTIMEDIA-AS-AP |
| 115.43.64.0/18 | 🇹🇼 TW | AS9416 Transit for KE-ing Co , Ltd 1F., No.345, Ji… | MULTIMEDIA-AS-AP |
AS18042 IPv6 Address Subnets (1)
| 2400:df40::/32 | 🇹🇼 TW | CNS-KBT | KBT |