221.120.189.0/24

AS17975  ·  AS # for peering purpose with IX and ISP.

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Summary

Country Hong Kong
Domain apstar.com
ASN AS17975
Registry APNIC
ID APTNET

WHOIS Details

inetnum:        221.120.176.0 - 221.120.191.255
netname:        APTNET
descr:          APT Satellite (Apstar)
descr:          Internet Access Provider
descr:          Telco Grade Carrier
descr:          Serving China, Hong Kong & Asia
descr:          Based in Hong Kong
country:        HK
org:            ORG-ATSL1-AP
admin-c:        YW1169-AP
tech-c:         RY537-AP
abuse-c:        AA1939-AP
status:         ALLOCATED PORTABLE
remarks:        --------------------------------------------------------
remarks:        To report network abuse, please contact mnt-irt
remarks:        For troubleshooting, please contact tech-c and admin-c
remarks:        Report invalid contact via www.apnic.net/invalidcontact
remarks:        --------------------------------------------------------
mnt-by:         APNIC-HM
mnt-lower:      MAINT-HK-APTTEL
mnt-routes:     MAINT-HK-APTTEL
mnt-irt:        IRT-APT-HK
last-modified:  2023-08-02T06:02:08Z
source:         APNIC

irt:            IRT-APT-HK
address:        1/F., Phase 2,
address:        22 Dai Kwai St.,
address:        Tai Po Industrial Estate
address:        Hong Kong
e-mail:         apt_dc_cs@apstar.com
abuse-mailbox:  apt_dc_cs@apstar.com
admin-c:        YW1169-AP
tech-c:         YQ910-AP
auth:           # Filtered
remarks:        apt_dc_cs@apstar.com was validated on 2026-03-10
mnt-by:         MAINT-HK-APTTEL
last-modified:  2026-03-10T13:39:08Z
source:         APNIC

organisation:   ORG-ATSL1-AP
org-name:       APT Datamatrix Limited
org-type:       LIR
country:        HK
address:        22 Dai Kwai Street,
address:        Tai Po Industrial Estate, Tai Po
address:        New Territories
phone:          +852-2600-2100
fax-no:         +852-25220419
e-mail:         apt_dc_cs@apstar.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:14:50Z
source:         APNIC

role:           ABUSE APTHK
country:        ZZ
address:        1/F., Phase 2,
address:        22 Dai Kwai St.,
address:        Tai Po Industrial Estate
address:        Hong Kong
phone:          +000000000
e-mail:         apt_dc_cs@apstar.com
admin-c:        YW1169-AP
tech-c:         YQ910-AP
nic-hdl:        AA1939-AP
remarks:        Generated from irt object IRT-APT-HK
remarks:        apt_dc_cs@apstar.com was validated on 2026-03-10
abuse-mailbox:  apt_dc_cs@apstar.com
mnt-by:         APNIC-ABUSE
last-modified:  2026-03-10T13:39:22Z
source:         APNIC

person:         Ricky Yiu
address:        1/F., Tower-2, 22 Dai Kwai St.,Tai Po Industrial Estate,Hong Kong
country:        HK
phone:          +852-26002252
e-mail:         ricky.yiu@apstar.com
nic-hdl:        RY537-AP
mnt-by:         MAINT-HK-APTTEL
last-modified:  2023-06-01T09:14:31Z
source:         APNIC

person:         Yan Song Wang
nic-hdl:        YW1169-AP
e-mail:         wangys@apstar.com
address:        1/F., Phase 2,
address:        22 Dai Kwai St.,
address:        Tai Po Industrial Estate
address:        Hong Kong
phone:          +852-26002135
fax-no:         +852-26002133
country:        HK
mnt-by:         MAINT-HK-APTTEL
last-modified:  2016-12-09T06:34:49Z
source:         APNIC

route:          221.120.176.0/20
descr:          APT Datamatrix Limited
origin:         AS17975
mnt-by:         MAINT-HK-APTTEL
last-modified:  2023-08-02T06:04:53Z
source:         APNIC

Nearby Ranges

BGP prefixes that overlap with 221.120.0.0/16

Range ASN Company Num of IPs
221.120.128.0/20 AS4857 IP EXCHANGE International Networks 4,096
221.120.168.0/21 AS18070 Global Network Core Co.,Ltd. 2,048
221.120.96.0/21 AS135076 INFOCOM LIMITED 2,048
221.120.164.0/22 AS64098 TASMANET 1,024
221.120.160.0/22 AS38901 EZECOM CO., LTD. 1,024
221.120.97.0/24 AS135076 INFOCOM LIMITED 256
221.120.103.0/24 AS135076 INFOCOM LIMITED 256
221.120.101.0/24 AS135076 INFOCOM LIMITED 256
221.120.102.0/24 AS135076 INFOCOM LIMITED 256
221.120.81.0/24 AS17421 Chunghwa Telecom Co.,Ltd. 256
221.120.82.0/24 AS17421 Chunghwa Telecom Co.,Ltd. 256
221.120.80.0/24 AS17421 Chunghwa Telecom Co.,Ltd. 256
221.120.83.0/24 AS17421 Chunghwa Telecom Co.,Ltd. 256
221.120.238.0/24 AS17557 Ufone 256
221.120.99.0/24 AS135076 INFOCOM LIMITED 256
221.120.98.0/24 AS135076 INFOCOM LIMITED 256
221.120.128.0/24 AS4857 IP EXCHANGE International Networks 256
221.120.96.0/24 AS135076 INFOCOM LIMITED 256
221.120.100.0/24 AS135076 INFOCOM LIMITED 256

Hosted domains

There are 22 domain names hosted across 14 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
221.120.189.183 artstate.com.hk 6
221.120.189.145 iconnexon.com 3
221.120.189.146 protectpestcontrol.com 2
221.120.189.140 aiconsolve.com 2
221.120.189.151 swholdings.com 2
221.120.189.8 excelhometheatre.com 1
221.120.189.153 cfhlc.org 1
221.120.189.191 heariaudio.com 1
221.120.189.152 tphome.hk 1
221.120.189.148 petssionfoods.com 1
221.120.189.198 simjewelry.com 1
221.120.189.158 icondatacentre.com 1
221.120.189.149 iconcentre.hk 1
221.120.189.150 daytradetechniques.com 1

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

35 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
221.120.189.129 AS17975 AS # for peering purpose with IX and ISP. 0.78ms from Hong Kong, HK

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
85.144.183.72 AS50266 Odido Netherlands B.V. 5.23ms from Amsterdam, NL
80.106.13.40 AS6799 Ote SA (Hellenic Telecommunications Organisation) 9.65ms from Athens, GR
52.88.215.24 AS16509 Amazon.com, Inc. 0.16ms from Boardman, US
113.174.151.136 AS45899 VNPT Corp 5.29ms from Da Nang, VN
116.25.242.56 AS4134 CHINANET-BACKBONE 1.61ms from Guangzhou, CN
115.21.161.152 AS4766 Korea Telecom 0.73ms from Incheon, KR
217.43.248.56 AS2856 British Telecommunications PLC 2.02ms from London, GB
36.255.62.136 AS135607 Infinivan Incorporated 16.40ms from Manila, PH
16.24.74.200 AS16509 Amazon.com, Inc. 8.02ms from Riyadh, SA
114.212.200.8 AS4538 China Education and Research Network Center 11.56ms from Shanghai, CN
175.32.29.88 AS4804 Microplex PTY LTD 1.99ms from Sydney, AU
84.162.251.232 AS3320 Deutsche Telekom AG 5.24ms from Berlin, DE
216.173.82.88 AS205659 UAB code200 0.38ms from Dallas, US
189.163.83.24 AS8151 UNINET 1.06ms from Guadalajara, MX
221.131.224.168 AS56041 China Mobile communications corporation 9.80ms from Hangzhou, CN
62.237.31.104 AS16086 DNA Oyj 0.71ms from Helsinki, FI
61.84.126.8 AS4766 Korea Telecom 1.61ms from Incheon, KR
23.214.143.184 AS16625 Akamai Technologies, Inc. 0.42ms from London, GB
90.207.203.104 AS5607 Sky UK Limited 11.28ms from London, GB
67.255.48.24 AS11351 Charter Communications Inc 15.32ms from New York City, US
178.74.13.24 AS2116 GLOBALCONNECT AS 0.81ms from Oslo, NO
75.172.54.248 AS209 CenturyLink Communications, LLC 1.65ms from Seattle, US
42.192.201.24 AS45090 Shenzhen Tencent Computer Systems Company Limited 0.68ms from Shanghai, CN
154.205.239.136 AS44559 IT HOSTLINE LTD 0.17ms from Thessaloniki, GR
197.3.153.136 AS37705 TOPNET 2.13ms from Tunis, TN

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 -f4 221.120.189.159
traceroute to 221.120.189.159 (221.120.189.159): 64 hops max, 52 byte packets
4 [] 103.203.158.56 0.78 ms
6 [AS9902] 203.167.17.51 8.852 ms
8 *
Measurement taken from IPinfo ProbeNet in Hong Kong, HK
On

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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