APNIC - Query the APNIC Whois Database

To assist you with debugging problems, this whois query was received from IP Address
[216.73.216.89]

% 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 1997-2026, American Registry for Internet Numbers, Ltd.
#

NetRange:       143.104.0.0 - 143.104.255.255
CIDR:           143.104.0.0/16
NetName:        NYHEDU
NetHandle:      NET-143-104-0-0-1
Parent:         NET143 (NET-143-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   NewYork-Presbyterian Hospital (NYPH-1)
RegDate:        1990-03-26
Updated:        2021-12-14
Ref:            https://rdap.arin.net/registry/ip/143.104.0.0

OrgName:        NewYork-Presbyterian Hospital
OrgId:          NYPH-1
Address:        525 East 68th Street
City:           New York
StateProv:      NY
PostalCode:     10065
Country:        US
RegDate:        2014-01-08
Updated:        2014-01-08
Ref:            https://rdap.arin.net/registry/entity/NYPH-1

OrgNOCHandle: NOC18033-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-212-305-3855 
OrgNOCEmail:  core-mgrs@nyp.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC18033-ARIN

OrgTechHandle: NOC18033-ARIN
OrgTechName:   Network Operations Center
OrgTechPhone:  +1-212-305-3855 
OrgTechEmail:  core-mgrs@nyp.org
OrgTechRef:    https://rdap.arin.net/registry/entity/NOC18033-ARIN

OrgAbuseHandle: ZN80-ARIN
OrgAbuseName:   New York Presbyterian Hospital
OrgAbusePhone:  +1-212-305-3855 
OrgAbuseEmail:  spam@nyp.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ZN80-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.
#

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

7 records found for '143.104.241.66'

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: