Whois Lookup

Query registration info, expiration date, registrar and more for domain, IP or ASN

Example： google.com · baidu.com · github.com · 8.8.8.8 · 211.234.110.0/24 · AS13335
Registration Info
66.155.72.0/22
IP Range
66.155.68.0 - 66.155.111.255
CIDR
66.155.72.0/21, 66.155.80.0/20, 66.155.68.0/22, 66.155.96.0/20
Network Name
NET-66-155-0-0-1
Organization
Aptum Technologies (PER1)
Country/Region
CA
Abuse Contact
[email protected]
Registration Date
2001-07-27
Update Date
2026-08-31
Registrant
Aptum Technologies (PER1)
Domain Status
Direct Allocation
Raw Whois Data
#
# 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:       66.155.68.0 - 66.155.111.255
CIDR:           66.155.72.0/21, 66.155.80.0/20, 66.155.68.0/22, 66.155.96.0/20
NetName:        NET-66-155-0-0-1
NetHandle:      NET-66-155-68-0-2
Parent:         NET66 (NET-66-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   Aptum Technologies (PER1)
RegDate:        2001-07-27
Updated:        2026-08-31
Ref:            https://rdap.arin.net/registry/ip/66.155.68.0


OrgName:        Aptum Technologies
OrgId:          PER1
Address:        191 The West Mall
City:           Etobicoke
StateProv:      ON
PostalCode:     M9C 5L6
Country:        CA
RegDate:        
Updated:        2023-08-09
Ref:            https://rdap.arin.net/registry/entity/PER1


OrgTechHandle: APTUM-ARIN
OrgTechName:   Aptum Technologies
OrgTechPhone:  +1-866-484-2588 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/APTUM-ARIN

OrgAbuseHandle: ATAE-ARIN
OrgAbuseName:   Aptum Technologies AUP Enforcement
OrgAbusePhone:  +1-678-365-2835 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ATAE-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.
#