[ IP ]
163.181.51.191
#505,426Top IPs · 1M scope1 domain
Overview
Top IPs list rank
- 1M
- #505,426(1 domains)
- Hosted domains (90 days)
- 1
- Hosted domains (all time)
- 1
- First seen
- Wed Jul 15 2026 11:48:38 GM
- Last seen
- Wed Jul 15 2026 11:48:38 GM
- PDNS hits (90 days)
- 1
- Country
- AU
- Snapshot
- 1970-01-01
Network operated by Early registration addresses (ERX-NETBLOCK).
List rank history
2 daily snapshots in the Top IPs list (1M scope). Lower rank numbers indicate more hosted domains in scope.
Whois — 163.181.51.191
- Netname
- ERX-NETBLOCK
- Organization
- Early registration addresses
- Country
- AU
- ASN
- —
Full whois record
% [whois.apnic.net] % Whois data copyright terms http://www.apnic.net/db/dbcopyright.html % Information related to '163.0.0.0 - 163.255.255.255' % Abuse contact for '163.0.0.0 - 163.255.255.255' is '[email protected]' inetnum: 163.0.0.0 - 163.255.255.255 netname: ERX-NETBLOCK descr: Early registration addresses country: AU admin-c: IANA1-AP tech-c: IANA1-AP abuse-c: AA1452-AP status: ALLOCATED PORTABLE remarks: ------------------------------------------------------ remarks: Important: remarks: remarks: Networks in this range were allocated by InterNIC remarks: prior to the formation of Regional Internet remarks: Registries (RIRs): AfriNIC, APNIC, ARIN, LACNIC and RIPE NCC. remarks: remarks: Address ranges from this historical space have now remarks: been transferred to the appropriate RIR database.remarks: remarks: If your search has returned this record, it means the remarks: address range is not administered by APNIC. remarks: remarks: Instead, please search one of the following databases: remarks: remarks: - AfriNIC (Africa) remarks: website: http://www.afrinic.net/ remarks: command line: whois.afrinic.net remarks: remarks: - ARIN (Northern America) remarks: website: http://www.arin.net/ remarks: command line: whois.arin.net remarks: remarks: - LACNIC (Latin America and the Carribean) remarks: website: http://www.lacnic.net/ remarks: command line: whois.lacnic.net remarks: remarks: - RIPE NCC (Europe) remarks: website: http://www.ripe.net/ remarks: command line: whois.ripe.net remarks: remarks: For information on the Early Registration Transfer remarks: (ERX) project, see: remarks: remarks: http://www.apnic.net/db/erx remarks: remarks: ------------------------------------------------------ mnt-by: APNIC-HM mnt-lower: APNIC-HM mnt-irt: IRT-APNIC-AP last-modified: 2021-04-16T06:53:35Z source: APNIC irt: IRT-APNIC-AP address: Brisbane, Australia e-mail: [email protected] abuse-mailbox: [email protected] admin-c: HM20-AP tech-c: NO4-AP remarks: APNIC is a Regional Internet Registry. remarks: We do not operate the referring network and remarks: are unable to investigate complaints of network abuse. remarks: For information about IRT, see www.apnic.net/irt remarks: [email protected] was validated on 2020-02-03 auth: # Filtered mnt-by: APNIC-HM last-modified: 2025-11-18T00:26:21Z source: APNIC role: ABUSE APNICAP country: ZZ address: Brisbane, Australia phone: +000000000 e-mail: [email protected] admin-c: HM20-AP tech-c: NO4-AP nic-hdl: AA1452-AP remarks: Generated from irt object IRT-APNIC-AP remarks: [email protected] was validated on 2020-02-03 abuse-mailbox: [email protected] mnt-by: APNIC-ABUSE last-modified: 2025-11-28T01:00:58Z source: APNIC role: Internet Assigned Numbers Authority address: see http://www.iana.org. admin-c: IANA1-AP tech-c: IANA1-AP nic-hdl: IANA1-AP remarks: For more information on IANA services remarks: go to IANA web site at http://www.iana.org. mnt-by: MAINT-APNIC-AP last-modified: 2018-06-22T22:34:30Z source: APNIC % This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-US2)
Open ports — 163.181.51.191
Port scan not run for 163.181.51.191 yet. Probes are queued from passive DNS IPs in the worker pipeline.