IPv4 Network

204.52.186.0/24

🇺🇸 Owner: ARIN · ARIN

204.52.186.0/24 is registered to ARIN (US) via ARIN. Look up the owning organisation and its other IPv4 networks.

Network204.52.186.0/24
OrganisationARIN
Registry🇺🇸 ARIN (US)
Transfers via ARIN →
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.
#



# start

NetRange:       204.52.186.0 - 204.52.186.255
CIDR:           204.52.186.0/24
NetName:        SMD
NetHandle:      NET-204-52-186-0-1
Parent:         NET204 (NET-204-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   Synectics for Management Decisions, Inc. (SMD-54-Z)
RegDate:        1994-07-07
Updated:        2021-12-14
Ref:            https://rdap.arin.net/registry/ip/204.52.186.0


OrgName:        Synectics for Management Decisions, Inc.
OrgId:          SMD-54-Z
Address:        11911 Freedom Dr. Suite 410
City:           Reston
StateProv:      VA
PostalCode:     20190
Country:        US
RegDate:        2019-03-18
Updated:        2025-03-27
Ref:            https://rdap.arin.net/registry/entity/SMD-54-Z


OrgTechHandle: SMDIA-ARIN
OrgTechName:   SMDI ARIN
OrgTechPhone:  +1-571-213-2597 
OrgTechEmail:  royak@smdi.com
OrgTechRef:    https://rdap.arin.net/registry/entity/SMDIA-ARIN

OrgAbuseHandle: SMDIA-ARIN
OrgAbuseName:   SMDI ARIN
OrgAbusePhone:  +1-571-213-2597 
OrgAbuseEmail:  royak@smdi.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SMDIA-ARIN

OrgAbuseHandle: HUANG214-ARIN
OrgAbuseName:   Huang, Helen 
OrgAbusePhone:  +1-703-807-2301 
OrgAbuseEmail:  helenh@smdi.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/HUANG214-ARIN

OrgTechHandle: HUANG214-ARIN
OrgTechName:   Huang, Helen 
OrgTechPhone:  +1-703-807-2301 
OrgTechEmail:  helenh@smdi.com
OrgTechRef:    https://rdap.arin.net/registry/entity/HUANG214-ARIN

OrgNOCHandle: SMDIA-ARIN
OrgNOCName:   SMDI ARIN
OrgNOCPhone:  +1-571-213-2597 
OrgNOCEmail:  royak@smdi.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/SMDIA-ARIN

# end



#
# 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.
#

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