HomePrefix Lookup203.5.64.0/21

203.5.64.0/21

🇦🇺
CIDR
203.5.64.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇦🇺 Australia
City
Sydney
RIR
APNIC
Status
allocated
Allocated
5/27/1994

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
203.5.64.0/21AS10148UNIMELB-AS-AP - The University of Melbourne, Melbourne, Victoria Valid
APNICRADB
6/1/2026

RPKI ROAs

1
PrefixOriginMax LengthTrust Anchor
203.5.64.0/21AS10148/21apnic

IRR Route Objects

2
OriginRegistryMaintainerModified
AS10148APNICMAINT-AU-UNIMELB11/12/2019
AS10148RADBMAINT-ASAARNET11/13/2023
Geolocation
Country🇦🇺AustraliaAU
RegionNew South Wales
CitySydney
GEThttps://api.ipctl.io/v1/prefix/203.5.64.0/21

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/203.5.64.0/21" | jq