203.81.180.0/23

AS24545  ·  HKTEL

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Summary

Country Hong Kong
Domain south.com.hk
ASN AS24545
Registry APNIC
ID SCTNET

WHOIS Details

inetnum:        203.81.176.0 - 203.81.183.255
netname:        SCTNET
descr:          SCT,Internet Service Provider,HongKong
country:        HK
org:            ORG-SCTL1-AP
admin-c:        SL1842-AP
tech-c:         SL1842-AP
abuse-c:        AS2209-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-SOUTH
mnt-routes:     MAINT-HK-SOUTH
mnt-irt:        IRT-SOUTH-HK
last-modified:  2020-10-20T00:57:35Z
source:         APNIC

irt:            IRT-SOUTH-HK
address:        Sino Favour Centre , 1 OnYip Street , ChaiWan , Hong Kong
e-mail:         tank@vocom.com
abuse-mailbox:  network-abuse@vocom.com
admin-c:        TW880-AP
tech-c:         TW880-AP
auth:           # Filtered
remarks:        tank@vocom.com was validated on 2025-08-19
remarks:        network-abuse@vocom.com was validated on 2025-09-24
mnt-by:         MAINT-HK-SOUTH
last-modified:  2025-11-18T00:27:05Z
source:         APNIC

organisation:   ORG-SCTL1-AP
org-name:       South China Telecommunications (H.K.) Limited
org-type:       LIR
country:        HK
address:        7/F Kin On Commercial Building, 49-51,
address:        Jervois Street, Sheung Wan, HongKong
phone:          +1-213-6278999
fax-no:         +1-213-6279919
e-mail:         tank.tp@tidalport.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:15:06Z
source:         APNIC

role:           ABUSE SOUTHHK
country:        ZZ
address:        Sino Favour Centre , 1 OnYip Street , ChaiWan , Hong Kong
phone:          +000000000
e-mail:         tank@vocom.com
admin-c:        TW880-AP
tech-c:         TW880-AP
nic-hdl:        AS2209-AP
remarks:        Generated from irt object IRT-SOUTH-HK
remarks:        tank@vocom.com was validated on 2025-08-19
remarks:        network-abuse@vocom.com was validated on 2025-09-24
abuse-mailbox:  network-abuse@vocom.com
mnt-by:         APNIC-ABUSE
last-modified:  2025-09-24T01:29:27Z
source:         APNIC

person:         Sun  Li
nic-hdl:        SL1842-AP
e-mail:         lisun@south.com.hk
address:        Rm  2106,21/F.,Sino  Favour  Centre  ,  1  OnYip  Street  ,  ChaiWan  ,  Hong  Kong
phone:          +852  9034  1089
fax-no:         +852  3101  9667
country:        HK
mnt-by:         MAINT-NEW
last-modified:  2008-09-04T07:29:24Z
source:         APNIC

route:          203.81.176.0/21
origin:         AS24545
descr:          South China Telecommunications (H.K.) Limited 7/F Kin On Commercial Building, 49-51, Jervois Street, Sheung Wan, HongKong
mnt-by:         MAINT-HK-SOUTH
last-modified:  2025-01-19T05:52:04Z
source:         APNIC

route:          203.81.176.0/21
origin:         AS45250
descr:          SCT-VC
mnt-by:         MAINT-HK-SOUTH
last-modified:  2020-11-17T04:58:04Z
source:         APNIC

Nearby Ranges

BGP prefixes that overlap with 203.81.0.0/16

Range ASN Company Num of IPs
203.81.128.0/19 AS17608 ABN 8,192
203.81.64.0/19 AS9988 Myanma Post and Telecommunication 8,192
203.81.112.0/20 AS24289 Kagawa Broad Network corp. 4,096
203.81.208.0/20 AS206805 LLC T1Cloud 4,096
203.81.192.0/20 AS22773 4,096
203.81.12.0/22 AS23616 Hitachi Systems, Ltd. 1,024
203.81.240.0/22 AS17747 Siti Networks Ltd 1,024
203.81.252.0/22 AS4656 Tiglion Consultancy Company Limited 1,024
203.81.162.0/24 AS18399 Yatanarpon Teleport, Colocation 256
203.81.163.0/24 AS18399 Yatanarpon Teleport, ISP Service 256
203.81.164.0/24 AS18399 Yatanarpon Teleport, Public Subnets 256
203.81.165.0/24 AS18399 Yatanarpon Teleport 256
203.81.168.0/24 AS18399 Yatanarpon Teleport, Colocation 256
203.81.167.0/24 AS131322 Yatanarpon Teleport, Internet Service Provider 256
203.81.0.0/24 AS23764 Chinatelecom Next Carrying Network backbone 256
203.81.3.0/24 AS23764 Chinatelecom Global network 256
203.81.4.0/24 AS23764 Chinatelecom Next Carrying Network backbone 256
203.81.6.0/24 AS23764 Chinatelecom Next Carrying Network backbone 256
203.81.34.0/24 AS4628 Pacific Internet Pte Ltd 256
203.81.36.0/24 AS4628 Pacific Internet Pte Ltd 256
203.81.37.0/24 AS4637 Telstra Global Internet Services Network Blocks 256
203.81.102.0/24 AS9329 Sri Lanka Telecom Ltd 256
203.81.99.0/24 AS9329 Sri Lanka Telecom Ltd 256
203.81.169.0/24 AS18399 Yatanarpon Teleport 256
203.81.170.0/24 AS131322 Yatanarpon Teleport, Infrastructure 256
203.81.240.0/24 AS17747 SITI NETWORKS LIMITED 256
203.81.241.0/24 AS17747 SITI NETWORKS LIMITED 256
203.81.242.0/24 AS17747 SITI NETWORKS LIMITED 256
203.81.243.0/24 AS17747 SITI NETWORKS LIMITED 256
203.81.160.0/24 AS18399 Yatanarpon Teleport, ISP Service 256
203.81.161.0/24 AS18399 Yatanarpon Teleport, Infrastructure 256

Hosted domains

There are 12 domain names hosted across 5 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP

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

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

IP Address ASN Details
203.81.181.60 AS24545 HKTEL 1.50ms from Hong Kong, HK
203.81.180.28 AS24545 HKTEL 1.51ms 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
173.71.148.55 AS701 Verizon Business 7.43ms from Ashburn, US
47.96.151.103 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 2.59ms from Hangzhou, CN
47.240.84.71 AS45102 Alibaba (US) Technology Co., Ltd. 1.59ms from Hong Kong, HK
46.26.130.215 AS12430 VODAFONE ESPANA S.A.U. 9.04ms from Madrid, ES
52.72.21.167 AS14618 Amazon.com, Inc. 0.21ms from Reston, US
92.222.64.119 AS16276 OVH SAS 0.20ms from Strasbourg, FR
3.106.3.135 AS16509 Amazon.com, Inc. 0.11ms from Sydney, AU
124.246.245.7 AS23791 LCV Corporation 6.35ms from Tokyo, JP
77.67.50.23 AS3257 GTT Communications Inc. 0.89ms from Amsterdam, NL
24.241.242.55 AS20115 Charter Communications LLC 9.14ms from Atlanta, US
185.56.134.87 AS25291 SysEleven GmbH 8.41ms from Berlin, DE
84.140.188.55 AS3320 Deutsche Telekom AG 7.13ms from Berlin, DE
197.37.206.247 AS8452 TE-AS 5.30ms from Cairo, EG
190.83.112.167 AS269930 CAMPOS FARIAS GUILHERME 12.22ms from Curitiba, BR
2.126.224.55 AS5607 Sky UK Limited 3.93ms from Erith, GB
87.149.26.55 AS3320 Deutsche Telekom AG 9.02ms from Frankfurt am Main, DE
52.253.170.7 AS8075 Microsoft Corporation 1.19ms from Frankfurt am Main, DE
130.193.50.39 AS200350 Yandex.Cloud LLC 2.59ms from Moscow, RU
192.254.147.119 AS46606 Unified Layer 1.98ms from Salt Lake City, US
201.193.158.55 AS11830 Instituto Costarricense de Electricidad y Telecom. 0.52ms from San Jose, CR
190.21.47.39 AS7418 TELEFÓNICA CHILE S.A. 3.16ms from Santiago, CL
96.242.27.7 AS701 Verizon Business 2.24ms from Secaucus, US
61.97.125.199 AS3786 LG DACOM Corporation 2.05ms from Seoul, KR
114.76.140.167 AS4804 Microplex PTY LTD 4.18ms from Sydney, AU
218.166.223.215 AS3462 Data Communication Business Group 4.23ms from Taichung, TW

Traceroute

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

$
traceroute -a -n -q1 -f4 203.81.180.19
traceroute to 203.81.180.19 (203.81.180.19): 64 hops max, 52 byte packets
4 [] 36.255.57.179 0.234 ms
5 *
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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