Data as of Nov 6, 2026
203.4.164.0/22
1 residential-proxy exit · 30 daysPeter MacCallum Cancer Institute · space held by Peter MacCallum Cancer Centre
Residential-proxy exits
Proxy exits
1
0.10% of its addresses · 30 days
Spread
1 of 4
/24s with at least one exit
Providers
2
selling exits here
Oct 7, 2026 – Nov 5, 2026
Exits seen per day
14 observations
Proxy providers listing exits
- AnyIP
- FloppyData
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 203.4.164.0/24 since Nov 2022 | AS149872 | Business | Peter MacCallum Cancer Centre | ||
| 203.4.165.0/24 since Nov 2022 | AS149872 | Business | Peter MacCallum Cancer Centre | ||
| 203.4.166.0/24 since Nov 2022 | AS149872 | Business | 1 | Peter MacCallum Cancer Centre | |
| 203.4.167.0/24 since Oct 2022 | AS149872 | Business | Peter MacCallum Cancer Centre |
Network & registry
Origin network
AS149872
AU
- Name
- Peter MacCallum Cancer Institute
- Type
- Education
- Registered
- Jun 17, 2022
- Domain
- petermac.org
- Industry
- Hospitals and Medical Centers
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Reactivated
- First seen
- May 2005
- Current origin since
- Sep 2022 · 4.1 yr
- Origin networks
- 2
- Last change of origin
- Sep 2022
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 203.4.164.0/22 | AS149872 | /22 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 203.
4. 164. 0/ 22 - Netname
- PMCI-AU
- Registrant
- Peter MacCallum Cancer Centre
- Registrant country
- AU
- Organization
- Not stated by the registry
- Type
- ASSIGNED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jun 7, 2022
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- AU
- Delegated
- Apr 7, 1994
- Status
- assigned
Report abuse
Abuse contact
- postmaster@
petermac. org - Name
- Peter MacCallam Cancer Institute administrator
- Handle
- PMCI1-AP