HomePrefix Lookup123.100.144.0/21

123.100.144.0/21

🇦🇺
IPv4APNICallocated RPKI Valid
CIDR
123.100.144.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇦🇺 Australia
City
Brisbane
RIR
APNIC
Status
allocated
Allocated
11/10/2006

Announced BGP Routes

0 of 0 routes
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
This prefix is not currently announced in BGP. See covering prefix below.

Covering Prefix

8 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
123.100.144.0/24AS135060TELAIRPTYLTD-AS-AP - Telair Pty Ltd Valid—6/14/2026
123.100.145.0/24AS135060TELAIRPTYLTD-AS-AP - Telair Pty Ltd Valid—6/14/2026
123.100.146.0/24AS135060TELAIRPTYLTD-AS-AP - Telair Pty Ltd Valid—6/14/2026
123.100.147.0/24AS135060TELAIRPTYLTD-AS-AP - Telair Pty Ltd Valid—6/14/2026
123.100.148.0/24AS135060TELAIRPTYLTD-AS-AP - Telair Pty Ltd Valid—6/14/2026
123.100.149.0/24AS135060TELAIRPTYLTD-AS-AP - Telair Pty Ltd Valid—6/14/2026
123.100.150.0/24AS135060TELAIRPTYLTD-AS-AP - Telair Pty Ltd Valid—6/14/2026
123.100.151.0/24AS135060TELAIRPTYLTD-AS-AP - Telair Pty Ltd Valid—6/14/2026

More Specific Prefixes

33
PrefixASCountryStatus
123.100.148.0/22🇦🇺AUassigned
123.100.144.0/23🇦🇺AUassigned
123.100.144.0/24AS135060🇦🇺AUassigned
123.100.145.0/24AS135060🇦🇺AUassigned
123.100.149.0/24AS135060🇦🇺AUassigned
123.100.147.0/24AS135060🇦🇺AUassigned
123.100.151.0/24AS135060🇦🇺AUassigned
123.100.150.0/24AS135060🇦🇺AUassigned
123.100.146.0/24AS135060🇦🇺AUassigned
123.100.148.0/24AS135060🇦🇺AUassigned
123.100.147.0/25🇦🇺AUassigned
123.100.146.64/26🇦🇺AUassigned
123.100.147.128/26🇦🇺AUassigned
123.100.146.128/26🇦🇺AUassigned
123.100.146.192/27🇦🇺AUassigned
123.100.147.192/27🇦🇺AUassigned
123.100.146.32/27🇦🇺AUassigned
123.100.147.224/28🇦🇺AUassigned
123.100.146.224/28🇦🇺AUassigned
123.100.146.16/28🇦🇺AUassigned
123.100.146.8/29🇦🇺AUassigned
123.100.146.240/29🇦🇺AUassigned
123.100.147.240/29🇦🇺AUassigned
123.100.146.248/30🇦🇺AUassigned
123.100.147.248/30🇦🇺AUassigned
123.100.146.4/30🇦🇺AUassigned
123.100.147.252/31🇦🇺AUassigned
123.100.146.252/31🇦🇺AUassigned
123.100.146.2/31🇦🇺AUassigned
123.100.147.254/32🇦🇺AUassigned
123.100.146.1/32🇦🇺AUassigned
123.100.144.114/32🇦🇺AUassigned
123.100.146.254/32🇦🇺AUassigned
Geolocation
Country🇦🇺AustraliaAU
CityBrisbane
API
Open
GEThttps://api.ipctl.io/v1/prefix/123.100.144.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/123.100.144.0/21" | jq
External Links
RIPEstat Hurricane Electric BGP