APNIC - Query the APNIC Whois Database

To assist you with debugging problems, this whois query was received from IP Address
[216.73.216.183]

% 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:       153.91.0.0 - 153.91.255.255
CIDR:           153.91.0.0/16
NetName:        CMSU-NET
NetHandle:      NET-153-91-0-0-1
Parent:         APNIC-ERX-153 (NET-153-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   University of Central Missouri (CMSU-Z)
RegDate:        1991-09-23
Updated:        2023-09-24
Ref:            https://rdap.arin.net/registry/ip/153.91.0.0

OrgName:        University of Central Missouri
OrgId:          CMSU-Z
Address:        Ward Edwards 0101
City:           Warrensburg
StateProv:      MO
PostalCode:     64093
Country:        US
RegDate:        2023-06-28
Updated:        2026-06-17
Ref:            https://rdap.arin.net/registry/entity/CMSU-Z

OrgTechHandle: SCHLU72-ARIN
OrgTechName:   Schlueter, Mark 
OrgTechPhone:  +1-660-543-8289 
OrgTechEmail:  schlueter@ucmo.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/SCHLU72-ARIN

OrgAbuseHandle: ABUSE9405-ARIN
OrgAbuseName:   abuse
OrgAbusePhone:  +1-660-543-4279 
OrgAbuseEmail:  abuse@ucmo.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE9405-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.

6 records found for '153.91.217.108'

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: