[ IP ]
164.100.221.21
#356,943Top IPs · 1M scope1 domain
Overview
Top IPs list rank
- 1M
- #356,943(1 domains)
- Hosted domains (90 days)
- 1
- Hosted domains (all time)
- 1
- First seen
- Sun Jul 19 2026 15:29:02 GM
- Last seen
- Sun Jul 19 2026 15:29:02 GM
- PDNS hits (90 days)
- 3
- Country
- AU
- ASN
- AS4758
- Snapshot
- 1970-01-01
Network operated by Asia Pacific Network Information Centre (APNIC) (APNIC-ERX-164-100-0-0).
List rank history
2 daily snapshots in the Top IPs list (1M scope). Lower rank numbers indicate more hosted domains in scope.
Whois — 164.100.221.21
- Netname
- APNIC-ERX-164-100-0-0
- Organization
- Asia Pacific Network Information Centre (APNIC)
- Country
- AU
- ASN
- AS4758
Full whois record
# # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2026, American Registry for Internet Numbers, Ltd. # NetRange: 164.100.0.0 - 164.100.255.255 CIDR: 164.100.0.0/16 NetName: APNIC-ERX-164-100-0-0 NetHandle: NET-164-100-0-0-1 Parent: NET164 (NET-164-0-0-0-0) NetType: Early Registrations, Transferred to APNIC OriginAS: Organization: Asia Pacific Network Information Centre (APNIC) RegDate: 2003-07-23 Updated: 2009-10-08 Comment: This IP address range is not registered in the ARIN database. Comment: This range was transferred to the APNIC Whois Database as Comment: part of the ERX (Early Registration Transfer) project. Comment: For details, refer to the APNIC Whois Database via Comment: WHOIS.APNIC.NET or http://wq.apnic.net/apnic-bin/whois.pl Comment: Comment: ** IMPORTANT NOTE: APNIC is the Regional Internet Registry Comment: for the Asia Pacific region. APNIC does not operate networks Comment: using this IP address range and is not able to investigate Comment: spam or abuse reports relating to these addresses. For more Comment: help, refer to http://www.apnic.net/apnic-info/whois_search2/abuse-and-spamming Ref: https://rdap.arin.net/registry/ip/164.100.0.0 ResourceLink: https://apps.db.ripe.net/db-web-ui/query ResourceLink: whois.apnic.net OrgName: Asia Pacific Network Information Centre OrgId: APNIC Address: PO Box 3646 City: South Brisbane StateProv: QLD PostalCode: 4101 Country: AU RegDate: Updated: 2012-01-24 Ref: https://rdap.arin.net/registry/entity/APNIC ReferralServer: whois://whois.apnic.net ResourceLink: http://wq.apnic.net/whois-search/static/search.html OrgAbuseHandle: AWC12-ARIN OrgAbuseName: APNIC Whois Contact OrgAbusePhone: +61 7 3858 3188 OrgAbuseEmail: [email protected] OrgAbuseRef: https://rdap.arin.net/registry/entity/AWC12-ARIN OrgTechHandle: AWC12-ARIN OrgTechName: APNIC Whois Contact OrgTechPhone: +61 7 3858 3188 OrgTechEmail: [email protected] OrgTechRef: https://rdap.arin.net/registry/entity/AWC12-ARIN # # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2026, American Registry for Internet Numbers, Ltd. # Found a referral to whois.apnic.net. % [whois.apnic.net] % Whois data copyright terms http://www.apnic.net/db/dbcopyright.html % Information related to '164.100.0.0 - 164.100.255.255' % Abuse contact for '164.100.0.0 - 164.100.255.255' is '[email protected]' inetnum: 164.100.0.0 - 164.100.255.255 netname: NICNET descr: NICNET, INDIA descr: NATIONAL INFORMATICS CENTRE country: IN org: ORG-NIC2-AP admin-c: DC2904-AP tech-c: DC2904-AP tech-c: NNA23-AP abuse-c: AN884-AP status: ALLOCATED PORTABLE mnt-by: APNIC-HM mnt-lower: MAINT-IN-NIC mnt-routes: MAINT-IN-NIC mnt-irt: IRT-NATIONALINFO-IN last-modified: 2024-11-22T06:17:12Z source: APNIC irt: IRT-NATIONALINFO-IN address: NIC, A-BLOCK CGO Complex address: New Delhi - 110003 address: INDIA e-mail: [email protected] abuse-mailbox: [email protected] admin-c: NNA23-AP tech-c: GK397-AP auth: # Filtered remarks: [email protected] was validated on 2026-04-02 mnt-by: MAINT-IN-NIC last-modified: 2026-04-02T11:48:16Z source: APNIC organisation: ORG-NIC2-AP org-name: National Informatics Centre org-type: LIR country: IN address: National Informatics Centre address: A-Block, CGO Complex, Lodhi Road address: LODHI ROAD phone: +91 11 22900331 fax-no: +91-11-24366681 e-mail: [email protected] mnt-ref: APNIC-HM mnt-by: APNIC-HM last-modified: 2026-07-13T13:09:41Z source: APNIC role: ABUSE NATIONALINFOIN country: ZZ address: NIC, A-BLOCK CGO Complex address: New Delhi - 110003 address: INDIA phone: +000000000 e-mail: [email protected] admin-c: NNA23-AP tech-c: GK397-AP nic-hdl: AN884-AP remarks: Generated from irt object IRT-NATIONALINFO-IN remarks: [email protected] was validated on 2026-04-02 abuse-mailbox: [email protected] mnt-by: APNIC-ABUSE last-modified: 2026-04-02T11:48:43Z source: APNIC role: NIC - Network Administrator address: National Informatics Centre address: A - Block, CGO Complex address: Lodhi Road address: New Delhi - 110003 country: IN phone: +91 - 1800 111 555 e-mail: [email protected] admin-c: DC2904-AP tech-c: GK397-AP nic-hdl: NNA23-AP remarks: NIC Role Object abuse-mailbox: [email protected] mnt-by: MAINT-IN-NIC last-modified: 2025-08-20T06:41:20Z source: APNIC person: Devashish Chanda address: country: IN phone: +91 11 24305594 e-mail: [email protected] nic-hdl: DC2904-AP mnt-by: MAINT-IN-NIC last-modified: 2024-11-22T06:05:05Z source: APNIC % Information related to '164.100.221.0/24AS4758' route: 164.100.221.0/24 origin: AS4758 descr: National Informatics Centre A4B4 Bay, 3rd Floor NATIONAL INFORMATICS CENTRE A-BLOCK, CGO COMPLEX LODHI ROAD mnt-by: MAINT-IN-NIC last-modified: 2020-10-01T09:05:43Z source: APNIC % This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-US2)
Open ports — 164.100.221.21
Port scan not run for 164.100.221.21 yet. Probes are queued from passive DNS IPs in the worker pipeline.