Data as of Nov 6, 2026
203.57.223.0/24
No anonymizer space · no proxy exits in 30 daysSingTel Optus Pty Ltd · space held by CSG International Pty Ltd
Network & registry
Origin network
AS7474
AU
- Name
- SingTel Optus Pty Ltd
- Type
- Internet provider
- Registered
- Feb 3, 1997
- Domain
- optus.com.au
- Website
- optus.com.au/business/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2019 · 7.5 yr
- Origin networks
- 3
- Last change of origin
- May 2019
Recorded history
History
- Handoffs
- 2
Whois
Registration for this announcement
- Range
- 203.
57. 223. 0/ 24 - Netname
- CSGI-AU
- Registrant
- CSG International Pty Ltd
- Registrant country
- AU
- Organization
- Not stated by the registry
- Type
- ASSIGNED PORTABLE
- Created
- Not stated by the registry
- Updated
- Feb 16, 2023
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- AU
- Delegated
- Feb 7, 1997
- Status
- assigned
Report abuse
Abuse contact
- andy.
hollowood@ csgi. com - Name
- ABUSE CSGIAU
- Handle
- AC2655-AP