AS9920 IMPROVE SYSTEM TECHNOLOGY CO., LTD. 🇹🇼 TW
This AS is not announcing anything the collectors can see.
IPv4 prefixes
0
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IPv6 prefixes
0
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Upstreams
0
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS9920
- Name
- IMPROVE SYSTEM TECHNOLOGY CO., LTD.
- Organisation
- IMPROVE SYSTEM TECHNOLOGY CO.
- Country
- 🇹🇼 TW
- RIR
- APNIC
- Allocated
- 2000-03-28
- Network type
- Educational/Research
- Traffic levels
- 1-5Gbps
- Scope
- Asia Pacific
- Peering policy
- Open
- IRR as-set
- AS9920
- Website
- https://www.istvc.com.tw
- PeeringDB
- net/29653
- Exchanges
- 1
- Facilities
- 1
Whois
Fetched from whois.apnic.net
as-block: AS9249 - AS10239 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: 2022-09-22T22:36:45Z 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: AS9915 - AS9924 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: 2017-06-29T23:49:13Z 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: AS9920 country: TW as-name: ISTVC-AS-TW admin-c: TR413-AP tech-c: TR413-AP abuse-c: TR413-AP mnt-irt: IRT-ISTVC-TW descr: IMPROVE SYSTEM TECHNOLOGY CO., LTD. descr: 19F-2., No. 37, Sec. 2, Sanmin Rd., Banqiao Dist., New Taipei City 220 default: to AS41051 action pref=4; networks ANY default: to AS20473 action pref=2; networks ANY default: to AS17408 action pref=2; networks ANY export: to AS41051 announce AS9920 export: to AS20473 announce AS9920 export: to AS17408 announce AS9920 import: from AS41051 accept ANY import: from AS20473 accept ANY import: from AS17408 accept ANY remarks: (oid:ISTVC) last-modified: 2026-06-21T05:37:00Z source: APNIC mnt-by: MAINT-TW-TWNIC irt: IRT-ISTVC-TW address: IMPROVE SYSTEM TECHNOLOGY CO., LTD. address: 19F-2., No. 37, Sec. 2, Sanmin Rd., Banqiao Dist., address: New Taipei City 220 e-mail: tonychang22@istvc.com.tw abuse-mailbox: tonychang22@istvc.com.tw admin-c: TR413-AP tech-c: TR413-AP auth: # Filtered mnt-by: MAINT-TW-TWNIC last-modified: 2026-07-16T02:54:36Z source: APNIC role: TWNIC ROLE-ISTVC nic-hdl: TR413-AP address: IMPROVE SYSTEM TECHNOLOGY CO., LTD. address: 19F-2., No. 37, Sec. 2, Sanmin Rd., Banqiao Dist., New Taipei City 220 country: TW phone: +886-2-29569810 e-mail: proton@istvc.com.tw abuse-mailbox: proton@istvc.com.tw admin-c: PC1087-AP tech-c: PC1087-AP remarks: (hid:PC0916-S-TW) last-modified: 2026-01-09T09:55:25Z source: APNIC mnt-by: MAINT-TW-TWNIC