IP subnet details

203.48.0.0/14

AS1221  — Telstra Limited

Summary

Country
AU Australia
Domain telstra.com.au
Size 262,144
Registry APNIC
Network Name TELSTRAINTERNET3-AU

Whois

inetnum: 203.48.0.0 - 203.51.255.255
netname: TELSTRAINTERNET3-AU
descr: Telstra Limited
country: AU
org: ORG-TC6-AP
admin-c: TIAR-AP
tech-c: TAN2-AP
abuse-c: AT1005-AP
status: ALLOCATED PORTABLE
remarks: -----
remarks: All reports regarding SPAM or security breaches
remarks: should be addressed to abuse@telstra.net
remarks: ------
mnt-by: APNIC-HM
mnt-lower: MAINT-AU-TIAR-AP
mnt-routes: MAINT-AU-TIAR-AP
mnt-irt: IRT-TELSTRA-AU
last-modified: 2024-05-10T00:50:23Z
geofeed: https://geofeed.tools.telstra.net/geofeed.csv
source: APNIC

irt: IRT-TELSTRA-AU
address: Telstra Internet
e-mail: abuse@telstra.net
abuse-mailbox: abuse@telstra.net
admin-c: TIAR-AP
tech-c: TIAR-AP
auth: # Filtered
remarks: abuse@telstra.net was validated on 2025-07-15
mnt-by: MAINT-AU-TIAR-AP
last-modified: 2025-11-18T00:26:24Z
source: APNIC

organisation: ORG-TC6-AP
org-name: Telstra Limited
org-type: LIR
country: AU
address: 242 Exhibition Street
e-mail: corporateaddressing@team.telstra.com
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2024-12-06T08:30:50Z
source: APNIC

role: ABUSE TELSTRAAU
country: ZZ
address: Telstra Internet
phone: +000000000
e-mail: abuse@telstra.net
admin-c: TIAR-AP
tech-c: TIAR-AP
nic-hdl: AT1005-AP
remarks: Generated from irt object IRT-TELSTRA-AU
remarks: abuse@telstra.net was validated on 2025-07-15
abuse-mailbox: abuse@telstra.net
mnt-by: APNIC-ABUSE
last-modified: 2025-07-15T22:43:15Z
source: APNIC

role: Telstra AU NOC
address: Telstra Internet
address: 242 Exhibition Street
address: Melbourne
address: VIC 3000
country: AU
phone: +61 3 8650 3305
e-mail: ipnoc-au@team.telstra.com
admin-c: TIAR-AP
tech-c: TIAR-AP
nic-hdl: TAN2-AP
mnt-by: MAINT-AU-TIAR-AP
last-modified: 2025-11-26T05:11:17Z
source: APNIC

person: Telstra Internet Address Registry
address: Telstra Internet
address: 242 Exhibition St
address: Melbourne
address: VIC 3000
country: AU
phone: +61 000000000
e-mail: addressing@telstra.net
nic-hdl: TIAR-AP
remarks: Telstra Internet Address Registry Role Object
mnt-by: MAINT-AU-TIAR-AP
last-modified: 2021-12-09T22:28:56Z
source: APNIC

route: 203.48.0.0/14
origin: AS1221
descr: Telstra Corporation
242 Exhibition Street
mnt-by: MAINT-AU-TIAR-AP
last-modified: 2019-12-11T21:09:29Z
source: APNIC

route: 203.48.0.0/14
origin: AS19905
descr: Telstra Corporation Limited
242 Exhibition Street
mnt-by: MAINT-AU-TIAR-AP
last-modified: 2022-09-12T02:34:11Z
source: APNIC

CIDR IP address subranges within 203.48.0.0/14 subnet

  • 203.48.0.0/22
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  • 203.51.0.0/22
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  • 203.51.132.0/22
  • 203.51.136.0/22
  • 203.51.140.0/22
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  • 203.51.148.0/22
  • 203.51.152.0/22
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  • 203.51.168.0/22
  • 203.51.172.0/22
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  • 203.51.184.0/22
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  • 203.51.240.0/22
  • 203.51.244.0/22
  • 203.51.248.0/22
  • 203.51.252.0/22

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