% 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 1997-2024, American Registry for Internet Numbers, Ltd.
#

NetRange:       153.106.0.0 - 153.106.255.255
CIDR:           153.106.0.0/16
NetName:        CALVIN
NetHandle:      NET-153-106-0-0-1
Parent:         APNIC-ERX-153 (NET-153-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   Calvin College (CCS-73-Z)
RegDate:        1991-09-24
Updated:        2024-05-31
Ref:            https://rdap.arin.net/registry/ip/153.106.0.0

OrgName:        Calvin College
OrgId:          CCS-73-Z
Address:        3201 Burton Street S.E.
City:           Grand Rapids
StateProv:      MI
PostalCode:     49546-4388
Country:        US
RegDate:        2008-06-19
Updated:        2024-05-31
Ref:            https://rdap.arin.net/registry/entity/CCS-73-Z

OrgAbuseHandle: CNA44-ARIN
OrgAbuseName:   Calvin Network Abuse
OrgAbusePhone:  +1-616-526-6144 
OrgAbuseEmail:  abuse@calvin.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CNA44-ARIN

OrgTechHandle: JG1540-ARIN
OrgTechName:   Greenfield, Jeff 
OrgTechPhone:  +1-616-526-6171 
OrgTechEmail:  jgreen@calvin.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/JG1540-ARIN

OrgTechHandle: BENDE104-ARIN
OrgTechName:   Bender, Nathaniel 
OrgTechPhone:  +1-616-526-6892 
OrgTechEmail:  nb52@calvin.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/BENDE104-ARIN

OrgTechHandle: WALTE453-ARIN
OrgTechName:   Walters, Ethan 
OrgTechPhone:  +1-616-526-6356 
OrgTechEmail:  emw45@calvin.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/WALTE453-ARIN

RTechHandle: BENDE104-ARIN
RTechName:   Bender, Nathaniel 
RTechPhone:  +1-616-526-6892 
RTechEmail:  nb52@calvin.edu
RTechRef:    https://rdap.arin.net/registry/entity/BENDE104-ARIN

RTechHandle: WALTE453-ARIN
RTechName:   Walters, Ethan 
RTechPhone:  +1-616-526-6356 
RTechEmail:  emw45@calvin.edu
RTechRef:    https://rdap.arin.net/registry/entity/WALTE453-ARIN

RTechHandle: JG1540-ARIN
RTechName:   Greenfield, Jeff 
RTechPhone:  +1-616-526-6171 
RTechEmail:  jgreen@calvin.edu
RTechRef:    https://rdap.arin.net/registry/entity/JG1540-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 1997-2024, American Registry for Internet Numbers, Ltd.
#

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