HomePrefix Lookup121.200.0.0/21

121.200.0.0/21

🇦🇺
IPv4APNICallocatedAS4764WIDEBAND-AS-AP - Aussie Broadband RPKI Valid
CIDR
121.200.0.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇦🇺 Australia
RIR
APNIC
Status
allocated
Allocated
12/1/2006

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
121.200.0.0/21AS4764WIDEBAND-AS-AP - Aussie Broadband Valid
APNIC
5/31/2026

Covering Prefix

7 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
121.200.0.0/19AS4764WIDEBAND-AS-AP - Aussie Broadband Valid—5/31/2026
121.200.0.0/20AS4764WIDEBAND-AS-AP - Aussie Broadband Valid—5/31/2026
121.200.4.0/22AS4764WIDEBAND-AS-AP - Aussie Broadband Valid—5/31/2026
121.200.2.0/24AS4764WIDEBAND-AS-AP - Aussie Broadband Valid—5/31/2026
121.200.3.0/24AS4764WIDEBAND-AS-AP - Aussie Broadband Valid—5/31/2026
121.200.0.0/24AS4764WIDEBAND-AS-AP - Aussie Broadband Valid—5/31/2026
121.200.0.0/24AS136943WIDEBAND-AS-AP - Wideband Networks Pty Ltd Valid—5/31/2026

RPKI ROAs

1
PrefixOriginMax LengthTrust Anchor
121.200.0.0/19AS4764/24apnic

IRR Route Objects

1
OriginRegistryMaintainerModified
AS4764APNICMAINT-AU-WIDEBAND111/12/2019

More Specific Prefixes

8
PrefixASCountryStatus
121.200.2.0/24AS4764🇦🇺AUassigned
121.200.3.0/24AS4764🇦🇺AUassigned
121.200.4.0/24🇦🇺AUassigned
121.200.5.0/24🇦🇺AUassigned
121.200.6.0/24🇦🇺AUassigned
121.200.1.0/24🇦🇺AUassigned
121.200.0.0/24AS136943🇦🇺AUassigned
121.200.7.0/24🇦🇺AUassigned
Origin ASN
AS4764
WIDEBAND-AS-AP - Aussie Broadband
Geolocation
Country🇦🇺AustraliaAU
Coordinates-25.2744, 133.7751 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/121.200.0.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/121.200.0.0/21" | jq
External Links
RIPEstat Hurricane Electric BGP