123.200.136.0/24

AS137536  ·  CERNER CORPORATION PTY LIMITED

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Summary

Country Australia
Domain iseek.com.au
ASN AS137536
Parent Range 123.200.136.0/22
Registry APNIC
ID ISEEK

WHOIS Details

inetnum:        123.200.136.0 - 123.200.139.255
netname:        ISEEK
descr:          
country:        AU
geoloc:         -33.823931 151.192832
admin-c:        IH161-AP
tech-c:         IH161-AP
abuse-c:        AI485-AP
status:         ALLOCATED NON-PORTABLE
mnt-by:         MAINT-AU-ISEEK
mnt-irt:        IRT-INFOPRO-AU
last-modified:  2021-06-02T13:03:57Z
source:         APNIC

irt:            IRT-INFOPRO-AU
address:        Level 22, 144 Edward Street
address:        Brisbane, QLD, 4000
address:        Australia
e-mail:         abuse@iseek.com.au
abuse-mailbox:  abuse@iseek.com.au
admin-c:        IB7-AP
tech-c:         IH161-AP
auth:           # Filtered
remarks:        abuse@iseek.com.au
remarks:        abuse@iseek.com.au was validated on 2026-03-04
mnt-by:         MAINT-AU-ISEEK
last-modified:  2026-03-04T02:17:41Z
source:         APNIC

role:           ABUSE INFOPROAU
country:        ZZ
address:        Level 22, 144 Edward Street
address:        Brisbane, QLD, 4000
address:        Australia
phone:          +000000000
e-mail:         abuse@iseek.com.au
admin-c:        IB7-AP
tech-c:         IH161-AP
nic-hdl:        AI485-AP
remarks:        Generated from irt object IRT-INFOPRO-AU
remarks:        abuse@iseek.com.au was validated on 2026-03-04
abuse-mailbox:  abuse@iseek.com.au
mnt-by:         APNIC-ABUSE
last-modified:  2026-03-04T02:18:00Z
source:         APNIC

role:           iseek hostmaster
remarks:        For spam/security issues email abuse@iseek.com.au
remarks:        For spam/security issues email abuse@iseek.com.au
address:        Level 22, 144 Edward Street
address:        Brisbane, QLD, 4000
country:        AU
phone:          +61-1300-661-668
fax-no:         +61-1300-661-540
e-mail:         hostmaster@iseek.com.au
admin-c:        IH161-AP
tech-c:         IH161-AP
nic-hdl:        IH161-AP
mnt-by:         MAINT-AU-ISEEK
last-modified:  2021-11-29T02:41:47Z
source:         APNIC

route:          123.200.136.0/22
origin:         AS9723
descr:          Iseek Communications Pty Ltd Level 4 60 Edward St
mnt-by:         MAINT-AU-ISEEK
last-modified:  2021-03-18T23:28:39Z
source:         APNIC

Overlapping Ranges

BGP prefixes that contain 123.200.136.0/24

Range ASN Company Num of IPs
123.200.136.0/22 AS137536 ISEEK 1,024
123.200.136.0/22 AS9723 ISEEK 1,024

Nearby Ranges

BGP prefixes that overlap with 123.200.0.0/16

Range ASN Company Num of IPs
123.200.64.0/18 AS38091 LG HelloVision Corp. 16,384
123.200.0.0/19 AS23688 Link3 Technologies Ltd. 8,192
123.200.32.0/19 AS18094 Tokyo Cable Network.,Inc. 8,192
123.200.248.0/21 AS271795 SERVITELCONET CIA. LTDA. 2,048
123.200.192.0/21 AS16509 Amazon.com, Inc. 2,048
123.200.224.0/21 AS16509 Amazon.com, Inc. 2,048
123.200.232.0/21 AS271795 SERVITELCONET CIA. LTDA. 2,048
123.200.152.0/21 AS9723 ISEEK 2,048
123.200.216.0/21 AS9723 ISEEK 2,048
123.200.208.0/21 AS9723 ISEEK 2,048
123.200.136.0/22 AS137536 ISEEK 1,024
123.200.148.0/22 AS9723 ISEEK 1,024
123.200.136.0/22 AS9723 ISEEK 1,024
123.200.140.0/22 AS9723 ISEEK 1,024
123.200.144.0/22 AS9723 ISEEK 1,024
123.200.168.0/23 AS9723 ISEEK 512
123.200.184.0/23 AS9313 VONEX 512
123.200.132.0/23 AS9313 VONEX 512
123.200.240.0/23 AS9723 iseek Communications 512
123.200.200.0/23 AS9723 iseek Communications 512
123.200.166.0/23 AS9723 ISEEK 512
123.200.160.0/23 AS9723 ISEEK 512
123.200.188.0/23 AS9723 ISEEK 512
123.200.186.0/23 AS9723 ISEEK 512
123.200.180.0/23 AS9723 ISEEK 512
123.200.184.0/23 AS9723 VONEX 512
123.200.182.0/23 AS9723 ISEEK 512
123.200.111.0/24 AS38121 HVHonam 256
123.200.90.0/24 AS38121 HVHonam 256
123.200.171.0/24 AS9313 VONEX 256
123.200.108.0/24 AS38121 HVHonam 256
123.200.174.0/24 AS9723 ISEEK 256
123.200.109.0/24 AS38121 HVHonam 256
123.200.178.0/24 AS9313 VONEX 256
123.200.177.0/24 AS9313 VONEX 256
123.200.173.0/24 AS9313 VONEX 256
123.200.110.0/24 AS38121 HVHonam 256
123.200.179.0/24 AS9723 ISEEK 256
123.200.170.0/24 AS9313 VONEX 256
123.200.175.0/24 AS9723 ISEEK 256
123.200.165.0/24 AS9723 ISEEK 256
123.200.172.0/24 AS9723 ISEEK 256

Hosted domains

There are no domains currently hosted on this ASN.

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

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

IP Address ASN Details
123.200.136.21 AS137536 CERNER CORPORATION PTY LIMITED 0.52ms from Brisbane, AU

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
69.253.4.72 AS7922 Comcast Cable Communications, LLC 9.73ms from Ashburn, US
75.136.138.184 AS20115 Charter Communications LLC 9.12ms from Atlanta, US
80.85.202.56 AS16378 Otto GmbH & Co. KGaA 7.42ms from Frankfurt am Main, DE
109.193.18.8 AS3209 Vodafone GmbH 13.72ms from Frankfurt am Main, DE
172.114.145.232 AS20001 Charter Communications Inc 5.45ms from Los Angeles, US
167.61.65.200 AS6057 Administracion Nacional de Telecomunicaciones 1.81ms from Montevideo, UY
44.216.180.248 AS14618 Amazon.com, Inc. 0.20ms from Reston, US
60.244.179.40 AS18049 Taiwan Infrastructure Network Technologie 3.33ms from Taipei, TW
126.72.124.56 AS17676 SoftBank Corp. 2.96ms from Tokyo, JP
210.20.170.8 AS9824 JCOM Co., Ltd. 10.27ms from Tokyo, JP
196.185.43.104 AS327934 SOCIETE NATIONALE DES TELECOMMUNICATIONS (Tunisie Telecom) 10.75ms from Tunis, TN
20.123.173.72 AS8075 Microsoft Corporation 0.25ms from Amsterdam, NL
114.245.158.216 AS4808 China Unicom Beijing Province Network 3.44ms from Beijing, CN
178.175.142.8 AS43289 Trabia SRL 0.11ms from Chisinau, MD
13.74.180.56 AS8075 Microsoft Corporation 0.15ms from Dublin, IE
171.245.114.168 AS7552 Viettel Group 5.36ms from Hanoi, VN
210.218.185.40 AS9318 SK Broadband Co Ltd 5.43ms from Incheon, KR
2.102.119.40 AS13285 TalkTalk Communications Limited 1.27ms from Manchester, GB
86.227.204.136 AS3215 Orange S.A. 4.81ms from Marseille, FR
67.113.158.120 AS7018 AT&T Enterprises, LLC 2.56ms from San Jose, US
106.167.39.216 AS2516 KDDI CORPORATION 4.57ms from Tokyo, JP
210.164.220.24 AS4713 NTT DOCOMO BUSINESS,Inc. 12.47ms from Tokyo, JP
189.231.66.72 AS8151 UNINET 13.77ms from Tucson, US
108.69.227.184 AS7018 AT&T Enterprises, LLC 11.15ms from Atlanta, US
52.25.218.168 AS16509 Amazon.com, Inc. 0.15ms from Boardman, US

Traceroute

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

$
traceroute -a -n -q1 123.200.136.22
traceroute to 123.200.136.22 (123.200.136.22): 64 hops max, 52 byte packets
2 *
3 [] 218.100.76.29 1.311 ms
4 [AS9723] 202.83.90.229 0.504 ms
Measurement taken from IPinfo ProbeNet in Brisbane, AU
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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