AS18042 Koos Broadband Telecom 🇹🇼 TW
Announcing 7 prefixes, seen at the RIS collectors.
IPv4 prefixes
6
123,136 (481 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
1
transit customers observed
Customer cone
2
ASes reachable through it
Registry and operator data
- AS number
- AS18042
- Name
- Koos Broadband Telecom
- Organisation
- Koos Broadband Telecom
- Country
- 🇹🇼 TW
- RIR
- APNIC
- Allocated
- 2001-11-09
- Network type
- Cable/DSL/ISP
- Scope
- Not Disclosed
- Peering policy
- Open
- IRR as-set
- AS-CNSKBT
- PeeringDB
- net/17446
- Exchanges
- 1
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Whois
Fetched from whois.apnic.net
as-block: AS17653 - AS18431 descr: APNIC ASN block remarks: These AS numbers are further assigned by APNIC remarks: to APNIC members and end-users in the APNIC region admin-c: HM20-AP tech-c: HM20-AP mnt-by: APNIC-HM mnt-lower: APNIC-HM last-modified: 2019-01-08T23:19:07Z source: APNIC role: APNIC Hostmaster address: PO Box 3646 address: South Brisbane address: QLD 4101 country: AU phone: +61 7 3858 3100 fax-no: +61 7 3858 3199 e-mail: helpdesk@apnic.net admin-c: AMS11-AP tech-c: AH256-AP nic-hdl: HM20-AP remarks: Administrator for APNIC notify: hostmaster@apnic.net mnt-by: MAINT-APNIC-AP last-modified: 2026-08-26T00:40:00Z source: APNIC as-block: AS18040 - AS18049 descr: TWNIC-TW-AS-BLOCK remarks: These AS numbers are further assigned by TWNIC remarks: to TWNIC members admin-c: TWA2-AP tech-c: TWA2-AP mnt-by: APNIC-HM mnt-lower: MAINT-TW-TWNIC last-modified: 2017-06-29T23:47:09Z source: APNIC role: TWNIC Whois Administrator address: Taiwan Network Information Center address: 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., address: Taipei, Taiwan, 105 country: TW phone: +886-2-25289696 fax-no: +886-2-25287756 e-mail: hostmaster@twnic.net.tw admin-c: ck373-AP tech-c: TW922-AP tech-c: NS10-AP nic-hdl: TWA2-AP notify: hostmaster@twnic.net.tw mnt-by: MAINT-TW-TWNIC last-modified: 2020-01-02T03:54:20Z source: APNIC 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 irt: IRT-KBT-TW address: KBT Co., LTD address: 4F., No.57, Dongxing Rd., Xinyi Dist., Taipei City 110, Taiwan (R.O.C.) address: Taipei phone: +886-2-8751-8255 ext. 26310 e-mail: jacky.ni@homeplus.net.tw abuse-mailbox: jacky.ni@homeplus.net.tw admin-c: TR423-AP tech-c: TR423-AP remarks: (oid:KBT) mnt-by: MAINT-TW-TWNIC last-modified: 2026-07-16T02:54:37Z source: APNIC auth: # Filtered role: ABUSE TWNICAP country: ZZ address: 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, Taiwan phone: +000000000 e-mail: hostmaster@twnic.tw admin-c: TWA2-AP tech-c: TWA2-AP nic-hdl: AT939-AP remarks: Generated from irt object IRT-TWNIC-AP remarks: hostmaster@twnic.tw was validated on 2025-05-23 abuse-mailbox: hostmaster@twnic.tw mnt-by: APNIC-ABUSE last-modified: 2025-05-23T00:02:10Z source: APNIC person: Shu Ming Chang address: 9F,No.57,Tung Hsin Rd.,Taipei,Taiwan country: TW phone: +886-2-8768-3698 ext. 213 fax-no: +886-2-8768-3690 e-mail: maxchang@kbtelecom.net nic-hdl: SMC7-AP mnt-by: MAINT-TW-TWNIC last-modified: 2008-09-04T07:29:18Z source: APNIC