Data as of Nov 3, 2026
203.63.204.0/23
No anonymizer space · no proxy exits in 30 daysGenisyst Pty Ltd · space held by AAPT Limited
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 203.63.0.0/16 since May 2005 | AS2764 | Internet provider | 105 5 always on | AAPT Limited |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 203.63.0.0/16 | 65,536 | AAPT | AAPT Limited (ORG-AL1-AP) · AU | ALLOCATED PORTABLE | — | [email protected] |
| └ 203.63.204.0/23 | 512 | GENISYST-CC-AU | Genisyst Pty Ltd | ASSIGNED NON-PORTABLE | — | [email protected] via AAPT |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
IPv4 market
Holder
- Organization
- AAPT Limited
- Handle
- ORG-AL1-AP
- Range
- 203.63.0.0/16
- Registration type
- ALLOCATED PORTABLE
Origin network
AS17535
AU
- Name
- Genisyst Pty Ltd
- Type
- Business
- Registered
- Dec 13, 2000
- Domain
- island.net.au
- Website
- www.itconsult.com.au
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
Whois
Registration for this announcement
- Range
- 203.63.204.0/23
- Netname
- GENISYST-CC-AU
- Registrant
- Genisyst Pty Ltd
- Registrant country
- AU
- Organization
- Genisyst Pty Ltd
- Org country
- AU
- Type
- ASSIGNED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Sep 4, 2008
- Maintainer
- MAINT-AU-AAPT
- RIR
- APNIC
- Country
- AU
- Delegated
- Jul 12, 1995
- Status
- assigned