203.164.128.0.
Verified Asset
WHOIS
Optus Internet Pty Ltd
203.164.128.0/17
203.164.128.0
first
203.164.128.0
last
203.164.255.255
netmask
255.255.128.0
mac
cb:a4:80:00
Size
/17
Registry
APNIC
Prefixes
128x
/24
Status
allocated
Entity
Registry: apnicOrganisation
Optus Internet Pty Ltd
OIPL5
Clean
Blocklist: Neutral
Reputation Score
0/100
Incidents: 0
Tenants: 0
Authority
Registry:Local Internet Registry
Intel_Source_Matrix
maxmind
PAYLOAD://MAXMIND_V2
Geo_Origin
AU
Infrastructure
AS4804
Entity_Legal
Microplex PTY LTD
ip2location
PAYLOAD://IP2LOCATION_V2
Geo_Origin
AU
Infrastructure
No_ASN_Data
Entity_Legal
Microplex PTY LTD
dbip
PAYLOAD://DBIP_V2
Geo_Origin
AU
Infrastructure
AS4804
Entity_Legal
SingTel Optus Pty Ltd
ipinfo
PAYLOAD://IPINFO_V2
Geo_Origin
AU
Infrastructure
AS4804
Entity_Legal
Microplex PTY LTD
rir
PAYLOAD://RIR_V2
Geo_Origin
AU
Infrastructure
OPTUSINTERNET-AU
Entity_Legal
RIR_OTHER
Resource History
| Date | Changed | Prefix | Addresses | Organisation | Status | Registry | |
|---|---|---|---|---|---|---|---|
| 1999-08-12 | 2004-01-01 | 203.164.0.0/16 | 65.536 | allocated | apnic | ||
| 2000-06-19 | 2001-11-01 | 203.164.128.0/17 | 32.768 | Optus Internet Pty L... | allocated | apnic |
Professional IPv4 leasing services available for this network block.
Lease Network
1999-08-12
allocated
203.164.128.0/16
2000-06-19
allocated
203.164.128.0/17