221.120.180.0/24

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
221.120.102.0/24 AS135076 INFOCOM LIMITED 256
221.120.101.0/24 AS135076 INFOCOM LIMITED 256
221.120.97.0/24 AS135076 INFOCOM LIMITED 256
221.120.103.0/24 AS135076 INFOCOM LIMITED 256
221.120.83.0/24 AS17421 Chunghwa Telecom Co.,Ltd. 256
221.120.81.0/24 AS17421 Chunghwa Telecom Co.,Ltd. 256
221.120.80.0/24 AS17421 Chunghwa Telecom Co.,Ltd. 256
221.120.82.0/24 AS17421 Chunghwa Telecom Co.,Ltd. 256
221.120.238.0/24 AS17557 Ufone 256
221.120.100.0/24 AS135076 INFOCOM LIMITED 256
221.120.98.0/24 AS135076 INFOCOM LIMITED 256
221.120.99.0/24 AS135076 INFOCOM LIMITED 256
221.120.128.0/24 AS4857 IP EXCHANGE International Networks 256
221.120.96.0/24 AS135076 INFOCOM LIMITED 256

Hosted domains

There are 2 domain names hosted across 2 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
221.120.180.166 mospup.com 1
221.120.180.168 eiego.net 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

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

IP Address ASN Details
221.120.180.225 AS17975 AS # for peering purpose with IX and ISP. 1.18ms 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
169.60.91.200 AS36351 IBM Cloud 0.37ms from Ashburn, US
190.174.42.104 AS22927 Telefonica de Argentina 1.46ms from Buenos Aires, AR
129.134.48.184 AS32934 Facebook, Inc. 0.17ms from Dallas, US
185.129.101.200 AS57724 DDOS-GUARD LTD 0.19ms from Hong Kong, HK
1.6.96.152 AS9583 Sify Limited 0.88ms from Indore, IN
34.110.198.168 AS396982 Google LLC 0.07ms from Melbourne, AU
194.116.12.8 AS34606 B.B.Bell SPA 3.95ms from Milan, IT
61.160.36.8 AS138950 Jiangsu Wuxi International IDC network 3.92ms from Nanjing, CN
187.95.77.136 AS262695 Tecwave Telecom Ltda. 2.91ms from Porto Alegre, BR
119.167.163.216 AS4837 CHINA UNICOM China169 Backbone 0.50ms from Qingdao, CN
197.3.27.88 AS5438 Agence Tunisienne d'Internet 1.52ms from Tunis, TN
178.43.166.168 AS5617 Orange Polska Spolka Akcyjna 3.20ms from Wrocław, PL
87.241.168.184 AS12297 Telecom Armenia AS 0.89ms from Yerevan, AM
16.144.205.40 AS16509 Amazon.com, Inc. 0.17ms from Boardman, US
81.182.207.120 AS5483 Magyar Telekom Plc. 2.61ms from Budapest, HU
41.47.191.216 AS8452 TE-AS 7.69ms from Cairo, EG
71.75.186.8 AS11426 Charter Communications Inc 10.46ms from Charlotte, US
34.251.157.88 AS16509 Amazon.com, Inc. 0.15ms from Dublin, IE
75.15.159.216 AS7018 AT&T Enterprises, LLC 1.73ms from Los Angeles, US
80.24.175.216 AS3352 TELEFONICA DE ESPANA S.A.U. 8.34ms from Madrid, ES
95.249.43.168 AS3269 Telecom Italia S.p.A. 3.88ms from Milan, IT
80.147.94.24 AS3320 Deutsche Telekom AG 3.49ms from Munich, DE
150.43.213.184 AS2907 Research Organization of Information and Systems, National Institute of Informatics 13.26ms from Osaka, JP
80.238.196.136 AS136907 HUAWEI CLOUDS 0.64ms from Riyadh, SA
175.117.252.136 AS9318 SK Broadband Co Ltd 0.90ms from Seoul, KR

Traceroute

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

$
traceroute -a -n -q1 221.120.180.231
traceroute to 221.120.180.231 (221.120.180.231): 64 hops max, 52 byte packets
1 [AS15169] 108.170.235.191 169.492 ms
2 *
3 *
4 [AS9304] 218.189.108.130 187.474 ms
Measurement taken from IPinfo ProbeNet in Council Bluffs, US
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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