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IP address details
AS9920
IMPROVE SYSTEM TECHNOLOGY CO., LTD. ·
IP address details
AS9920
IMPROVE SYSTEM TECHNOLOGY CO., LTD. ·
  • Summary IP.CC
  • Prefixes
  • Peers
  • Upstream
  • Downstream
  • Graphs
  • World Map
  • WHOIS Details
  • IX

Summary

  • As Number
    AS9920
  • Org Name
    IMPROVE SYSTEM TECHNOLOGY CO., LTD.
  • Country
  • Country Code
  • Website
  • Regional Registry
    IANA
  • Allocated Date
  • Allocated Status
    Assigned
  • Ipv4 Prefixes
    1
  • Ipv6 Prefixes
    0
  • Ipv4 Peers
    1
  • Ipv6 Peers
    0
  • Ipv4 Upstreams
    1
  • Ipv6 Upstreams
    0

Prefixes

There are 1 IPv4 Prefixes for this ASN.

Country
Announced Prefix
Description
Parent Prefix
RIR
Taiwan103.173.94.0/24
IMPROVE SYSTEM TECHNOLOGY CO., LTD.
103.173.94.0/23APNIC
  • 1
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology

Peers

There are 1 IPv4 Peers for this ASN.

Country
ASN
Description
IPv6
United StatesAS20473
The Constant Company, LLC
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Upstream

There are 1 IPv4 Upstreams for this ASN.

Country
ASN
Description
IPv6
United StatesAS20473
The Constant Company, LLC
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Downstream

There are 0 IPv4 Downstreams for this ASN.

Country
ASN
Description
IPv6
暂无数据
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Graphs

AS9920 Combined Upstream Graph AS9920 AS9920 AS20473 AS20473 AS9920->AS20473 AS2914 AS2914 AS20473->AS2914 AS1299 AS1299 AS20473->AS1299 AS3491 AS3491 AS20473->AS3491 AS3356 AS3356 AS2914->AS3356 AS7018 AS7018 AS2914->AS7018 AS1239 AS1239 AS2914->AS1239 AS3257 AS3257 AS1299->AS3257 AS6461 AS6461 AS1299->AS6461 AS1299->AS3356 AS2497 AS2497 AS3491->AS2497 AS174 AS174 AS3491->AS174 AS209 AS209 AS3356->AS209 AS3549 AS3549 AS3356->AS3549
AS9920 Combined Upstream Graph AS9920 AS9920 AS20473 AS20473 AS9920->AS20473 AS2914 AS2914 AS20473->AS2914 AS1299 AS1299 AS20473->AS1299 AS3491 AS3491 AS20473->AS3491 AS3356 AS3356 AS2914->AS3356 AS7018 AS7018 AS2914->AS7018 AS1239 AS1239 AS2914->AS1239 AS3257 AS3257 AS1299->AS3257 AS6461 AS6461 AS1299->AS6461 AS1299->AS3356 AS2497 AS2497 AS3491->AS2497 AS174 AS174 AS3491->AS174 AS209 AS209 AS3356->AS209 AS3549 AS3549 AS3356->AS3549

World Map

WHOIS Details

% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS9920'

% Abuse contact for 'AS9920' is '[email protected]'

aut-num: AS9920
as-name: ISTVC-AS-TW
descr: IMPROVE SYSTEM TECHNOLOGY CO., LTD.
descr: 19F-2., No. 37, Sec. 2, Sanmin Rd., Banqiao Dist.,
descr: New Taipei City 220
country: TW
import: from AS41051 accept ANY
import: from AS20473 accept ANY
export: to AS41051 announce AS9920
export: to AS20473 announce AS9920
default: to AS41051 action pref=4; networks ANY
default: to AS20473 action pref=2; networks ANY
admin-c: YC3255-AP
tech-c: YC3255-AP
abuse-c: AT939-AP
mnt-by: MAINT-TW-TWNIC
mnt-irt: IRT-TWNIC-AP
last-modified: 2022-04-06T07:40:53Z
notify: [email protected]
source: APNIC

irt: IRT-TWNIC-AP
address: 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, Taiwan
e-mail: [email protected]
abuse-mailbox: [email protected]
admin-c: TWA2-AP
tech-c: TWA2-AP
auth: # Filtered
remarks: Please note that TWNIC is not an ISP and is not empowered
remarks: to investigate complaints of network abuse.
mnt-by: MAINT-TW-TWNIC
last-modified: 2024-12-04T05:29:40Z
source: APNIC

role: ABUSE TWNICAP
country: ZZ
address: 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, Taiwan
phone: +000000000
e-mail: [email protected]
admin-c: TWA2-AP
tech-c: TWA2-AP
nic-hdl: AT939-AP
remarks: Generated from irt object IRT-TWNIC-AP
abuse-mailbox: [email protected]
mnt-by: APNIC-ABUSE
last-modified: 2024-12-04T05:29:40Z
source: APNIC

person: YuSheng Chang
address: 19F-2., No. 37, Sec. 2, Sanmin Rd., Banqiao Dist, New Taipei City
country: TW
phone: +886932204302
e-mail: [email protected]
nic-hdl: YC3255-AP
mnt-by: MAINT-TW-TWNIC
last-modified: 2023-12-12T07:29:43Z
source: APNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-US3)


% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS9920'

% Abuse contact for 'AS9920' is '[email protected]'

aut-num: AS9920
as-name: ISTVC-AS-TW
descr: IMPROVE SYSTEM TECHNOLOGY CO., LTD.
descr: 19F-2., No. 37, Sec. 2, Sanmin Rd., Banqiao Dist.,
descr: New Taipei City 220
country: TW
import: from AS41051 accept ANY
import: from AS20473 accept ANY
export: to AS41051 announce AS9920
export: to AS20473 announce AS9920
default: to AS41051 action pref=4; networks ANY
default: to AS20473 action pref=2; networks ANY
admin-c: YC3255-AP
tech-c: YC3255-AP
abuse-c: AT939-AP
mnt-by: MAINT-TW-TWNIC
mnt-irt: IRT-TWNIC-AP
last-modified: 2022-04-06T07:40:53Z
notify: [email protected]
source: APNIC

irt: IRT-TWNIC-AP
address: 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, Taiwan
e-mail: [email protected]
abuse-mailbox: [email protected]
admin-c: TWA2-AP
tech-c: TWA2-AP
auth: # Filtered
remarks: Please note that TWNIC is not an ISP and is not empowered
remarks: to investigate complaints of network abuse.
mnt-by: MAINT-TW-TWNIC
last-modified: 2024-12-04T05:29:40Z
source: APNIC

role: ABUSE TWNICAP
country: ZZ
address: 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, Taiwan
phone: +000000000
e-mail: [email protected]
admin-c: TWA2-AP
tech-c: TWA2-AP
nic-hdl: AT939-AP
remarks: Generated from irt object IRT-TWNIC-AP
abuse-mailbox: [email protected]
mnt-by: APNIC-ABUSE
last-modified: 2024-12-04T05:29:40Z
source: APNIC

person: YuSheng Chang
address: 19F-2., No. 37, Sec. 2, Sanmin Rd., Banqiao Dist, New Taipei City
country: TW
phone: +886932204302
e-mail: [email protected]
nic-hdl: YC3255-AP
mnt-by: MAINT-TW-TWNIC
last-modified: 2023-12-12T07:29:43Z
source: APNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-US3)


IX

Country
IX
IPv4
IPv6
Port Speed
暂无数据
  • 1
Country
IX
IPv4
IPv6
Port Speed
暂无数据
  • 1
IP.CC
Search
IP address details
AS9920
IMPROVE SYSTEM TECHNOLOGY CO., LTD. ·
IP address details
AS9920
IMPROVE SYSTEM TECHNOLOGY CO., LTD. ·

Summary

  • As Number
    AS9920
  • Org Name
    IMPROVE SYSTEM TECHNOLOGY CO., LTD.
  • Country
  • Country Code
  • Website
  • Regional Registry
    IANA
  • Allocated Date
  • Allocated Status
    Assigned
  • Ipv4 Prefixes
    1
  • Ipv6 Prefixes
    0
  • Ipv4 Peers
    1
  • Ipv6 Peers
    0
  • Ipv4 Upstreams
    1
  • Ipv6 Upstreams
    0

Prefixes

There are 1 IPv4 Prefixes for this ASN.

Country
Announced Prefix
Description
Parent Prefix
RIR
Taiwan103.173.94.0/24
IMPROVE SYSTEM TECHNOLOGY CO., LTD.
103.173.94.0/23APNIC
  • 1
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology

Peers

There are 1 IPv4 Peers for this ASN.

Country
ASN
Description
IPv6
United StatesAS20473
The Constant Company, LLC
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Upstream

There are 1 IPv4 Upstreams for this ASN.

Country
ASN
Description
IPv6
United StatesAS20473
The Constant Company, LLC
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Downstream

There are 0 IPv4 Downstreams for this ASN.

Country
ASN
Description
IPv6
暂无数据
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Graphs

AS9920 Combined Upstream Graph AS9920 AS9920 AS20473 AS20473 AS9920->AS20473 AS2914 AS2914 AS20473->AS2914 AS1299 AS1299 AS20473->AS1299 AS3491 AS3491 AS20473->AS3491 AS3356 AS3356 AS2914->AS3356 AS7018 AS7018 AS2914->AS7018 AS1239 AS1239 AS2914->AS1239 AS3257 AS3257 AS1299->AS3257 AS6461 AS6461 AS1299->AS6461 AS1299->AS3356 AS2497 AS2497 AS3491->AS2497 AS174 AS174 AS3491->AS174 AS209 AS209 AS3356->AS209 AS3549 AS3549 AS3356->AS3549
AS9920 Combined Upstream Graph AS9920 AS9920 AS20473 AS20473 AS9920->AS20473 AS2914 AS2914 AS20473->AS2914 AS1299 AS1299 AS20473->AS1299 AS3491 AS3491 AS20473->AS3491 AS3356 AS3356 AS2914->AS3356 AS7018 AS7018 AS2914->AS7018 AS1239 AS1239 AS2914->AS1239 AS3257 AS3257 AS1299->AS3257 AS6461 AS6461 AS1299->AS6461 AS1299->AS3356 AS2497 AS2497 AS3491->AS2497 AS174 AS174 AS3491->AS174 AS209 AS209 AS3356->AS209 AS3549 AS3549 AS3356->AS3549

World Map

WHOIS Details

% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS9920'

% Abuse contact for 'AS9920' is '[email protected]'

aut-num: AS9920
as-name: ISTVC-AS-TW
descr: IMPROVE SYSTEM TECHNOLOGY CO., LTD.
descr: 19F-2., No. 37, Sec. 2, Sanmin Rd., Banqiao Dist.,
descr: New Taipei City 220
country: TW
import: from AS41051 accept ANY
import: from AS20473 accept ANY
export: to AS41051 announce AS9920
export: to AS20473 announce AS9920
default: to AS41051 action pref=4; networks ANY
default: to AS20473 action pref=2; networks ANY
admin-c: YC3255-AP
tech-c: YC3255-AP
abuse-c: AT939-AP
mnt-by: MAINT-TW-TWNIC
mnt-irt: IRT-TWNIC-AP
last-modified: 2022-04-06T07:40:53Z
notify: [email protected]
source: APNIC

irt: IRT-TWNIC-AP
address: 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, Taiwan
e-mail: [email protected]
abuse-mailbox: [email protected]
admin-c: TWA2-AP
tech-c: TWA2-AP
auth: # Filtered
remarks: Please note that TWNIC is not an ISP and is not empowered
remarks: to investigate complaints of network abuse.
mnt-by: MAINT-TW-TWNIC
last-modified: 2024-12-04T05:29:40Z
source: APNIC

role: ABUSE TWNICAP
country: ZZ
address: 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, Taiwan
phone: +000000000
e-mail: [email protected]
admin-c: TWA2-AP
tech-c: TWA2-AP
nic-hdl: AT939-AP
remarks: Generated from irt object IRT-TWNIC-AP
abuse-mailbox: [email protected]
mnt-by: APNIC-ABUSE
last-modified: 2024-12-04T05:29:40Z
source: APNIC

person: YuSheng Chang
address: 19F-2., No. 37, Sec. 2, Sanmin Rd., Banqiao Dist, New Taipei City
country: TW
phone: +886932204302
e-mail: [email protected]
nic-hdl: YC3255-AP
mnt-by: MAINT-TW-TWNIC
last-modified: 2023-12-12T07:29:43Z
source: APNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-US3)


% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS9920'

% Abuse contact for 'AS9920' is '[email protected]'

aut-num: AS9920
as-name: ISTVC-AS-TW
descr: IMPROVE SYSTEM TECHNOLOGY CO., LTD.
descr: 19F-2., No. 37, Sec. 2, Sanmin Rd., Banqiao Dist.,
descr: New Taipei City 220
country: TW
import: from AS41051 accept ANY
import: from AS20473 accept ANY
export: to AS41051 announce AS9920
export: to AS20473 announce AS9920
default: to AS41051 action pref=4; networks ANY
default: to AS20473 action pref=2; networks ANY
admin-c: YC3255-AP
tech-c: YC3255-AP
abuse-c: AT939-AP
mnt-by: MAINT-TW-TWNIC
mnt-irt: IRT-TWNIC-AP
last-modified: 2022-04-06T07:40:53Z
notify: [email protected]
source: APNIC

irt: IRT-TWNIC-AP
address: 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, Taiwan
e-mail: [email protected]
abuse-mailbox: [email protected]
admin-c: TWA2-AP
tech-c: TWA2-AP
auth: # Filtered
remarks: Please note that TWNIC is not an ISP and is not empowered
remarks: to investigate complaints of network abuse.
mnt-by: MAINT-TW-TWNIC
last-modified: 2024-12-04T05:29:40Z
source: APNIC

role: ABUSE TWNICAP
country: ZZ
address: 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, Taiwan
phone: +000000000
e-mail: [email protected]
admin-c: TWA2-AP
tech-c: TWA2-AP
nic-hdl: AT939-AP
remarks: Generated from irt object IRT-TWNIC-AP
abuse-mailbox: [email protected]
mnt-by: APNIC-ABUSE
last-modified: 2024-12-04T05:29:40Z
source: APNIC

person: YuSheng Chang
address: 19F-2., No. 37, Sec. 2, Sanmin Rd., Banqiao Dist, New Taipei City
country: TW
phone: +886932204302
e-mail: [email protected]
nic-hdl: YC3255-AP
mnt-by: MAINT-TW-TWNIC
last-modified: 2023-12-12T07:29:43Z
source: APNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-US3)


IX

Country
IX
IPv4
IPv6
Port Speed
暂无数据
  • 1
Country
IX
IPv4
IPv6
Port Speed
暂无数据
  • 1
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What is an ASN?
Autonomous System Numbers (ASNs) are assigned to entities such as Internet Service Providers and other large organizations that control blocks of IP addresses. This network page, and the organization field that's shown on the main IP address information page and also returned in the geolocation API are based on the ASN.
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