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:       204.52.128.0 - 204.52.131.255
CIDR:           204.52.128.0/22
NetName:        UBNET9
NetHandle:      NET-204-52-128-0-1
Parent:         NET204 (NET-204-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   University of Baltimore (UNIVER-110-Z)
RegDate:        1994-07-05
Updated:        2023-10-10
Ref:            https://rdap.arin.net/registry/ip/204.52.128.0

OrgName:        University of Baltimore
OrgId:          UNIVER-110-Z
Address:        University of Baltimore
Address:        Academic Computing Center
Address:        1420 North Charles Street
City:           Baltimore
StateProv:      MD
PostalCode:     21201
Country:        US
RegDate:        2023-09-18
Updated:        2025-02-14
Ref:            https://rdap.arin.net/registry/entity/UNIVER-110-Z

OrgAbuseHandle: CHAIS4-ARIN
OrgAbuseName:   Chaisakul, Amnard 
OrgAbusePhone:  +1-410-837-5058 
OrgAbuseEmail:  achaisakul@ubalt.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CHAIS4-ARIN

OrgTechHandle: GW12-ARIN
OrgTechName:   Weitzel, George 
OrgTechPhone:  +1-410-837-5486 
OrgTechEmail:  gweitzel@ubalt.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/GW12-ARIN

OrgTechHandle: RENFR41-ARIN
OrgTechName:   Renfro, Tom 
OrgTechPhone:  +1-410-837-6828 
OrgTechEmail:  trenfro@ubalt.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/RENFR41-ARIN

OrgAbuseHandle: GW12-ARIN
OrgAbuseName:   Weitzel, George 
OrgAbusePhone:  +1-410-837-5486 
OrgAbuseEmail:  gweitzel@ubalt.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/GW12-ARIN

OrgAbuseHandle: RENFR41-ARIN
OrgAbuseName:   Renfro, Tom 
OrgAbusePhone:  +1-410-837-6828 
OrgAbuseEmail:  trenfro@ubalt.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/RENFR41-ARIN

OrgTechHandle: CHAIS4-ARIN
OrgTechName:   Chaisakul, Amnard 
OrgTechPhone:  +1-410-837-5058 
OrgTechEmail:  achaisakul@ubalt.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/CHAIS4-ARIN

RNOCHandle: HOSTM1194-ARIN
RNOCName:   Hostmaster
RNOCPhone:  +1-410-837-4200 
RNOCEmail:  hostmaster@ubalt.edu
RNOCRef:    https://rdap.arin.net/registry/entity/HOSTM1194-ARIN

RTechHandle: HOSTM1194-ARIN
RTechName:   Hostmaster
RTechPhone:  +1-410-837-4200 
RTechEmail:  hostmaster@ubalt.edu
RTechRef:    https://rdap.arin.net/registry/entity/HOSTM1194-ARIN

RAbuseHandle: ABUSE1941-ARIN
RAbuseName:   Abuse
RAbusePhone:  +1-410-837-4200 
RAbuseEmail:  abuse@ubalt.edu
RAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE1941-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.

13 records found for '204.52.131.22'

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: