APNIC - Query the APNIC Whois Database

To assist you with debugging problems, this whois query was received from IP Address
[3.21.41.164]

% APNIC found the following authoritative answer from: whois.arin.net

#
# 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 1997-2025, American Registry for Internet Numbers, Ltd.
#

NetRange:       128.107.0.0 - 128.107.255.255
CIDR:           128.107.0.0/16
NetName:        CISCO-PRNET1
NetHandle:      NET-128-107-0-0-1
Parent:         NET128 (NET-128-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       AS109
Organization:   CISCO SYSTEMS, INC. (CS-2831)
RegDate:        1986-02-05
Updated:        2024-03-08
Comment:        Geofeed https://www.cisco.com/web/automation/CiscoAS109_geoip.csv
Ref:            https://rdap.arin.net/registry/ip/128.107.0.0

OrgName:        CISCO SYSTEMS, INC.
OrgId:          CS-2831
Address:        251 LITTLE FALLS DRIVE
City:           WILMINGTON
StateProv:      DE
PostalCode:     19808
Country:        US
RegDate:        2023-06-07
Updated:        2024-02-16
Ref:            https://rdap.arin.net/registry/entity/CS-2831

OrgTechHandle: GATC-ARIN
OrgTechName:   GIS ARIN Technical Contact
OrgTechPhone:  +1-408-526-8888 
OrgTechEmail:  arin-tech@cisco.com
OrgTechRef:    https://rdap.arin.net/registry/entity/GATC-ARIN

OrgNOCHandle: GATC-ARIN
OrgNOCName:   GIS ARIN Technical Contact
OrgNOCPhone:  +1-408-526-8888 
OrgNOCEmail:  arin-tech@cisco.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/GATC-ARIN

OrgAbuseHandle: CISCO6-ARIN
OrgAbuseName:   Cisco CSIRT
OrgAbusePhone:  +1-408-527-3227 
OrgAbuseEmail:  csirt-notify@cisco.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CISCO6-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 1997-2025, American Registry for Internet Numbers, Ltd.
#

Bold: Object type.
Underlined: Primary key(s).
Hyperlinks: Searchable Attributes.

7 records found for '128.107.253.43'

Search for
IP address lookups		Miscellaneous queries
-l	1st level less specific	-i	Inverse attributes
-L	All less specific	-T	Object types
-m	1st level more specific	-T	Object types
-M	All more specific	Query hints Include "AS" in front of an AS number. Example: AS4808 Include "-t" (template only) or "-v" (template and description) in front of an object name to view the template Example: -t inetnum
-x	Exact match only
-d	Associated reverse domain

For more information see: