Every name.
A world behind it.

#
# 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.
#


#
# Query terms are ambiguous.  The query is assumed to be:
#     "n 139.138.47.220"
#
# Use "?" to get help.
#

NetRange:       139.138.24.0 - 139.138.47.255
CIDR:           139.138.24.0/21, 139.138.32.0/20
NetName:        CISL-7
NetHandle:      NET-139-138-24-0-1
Parent:         NET139 (NET-139-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   Cisco Systems Ironport Division (CISL-7)
RegDate:        2017-07-06
Updated:        2021-12-14
Ref:            https://rdap.arin.net/registry/ip/139.138.24.0


OrgName:        Cisco Systems Ironport Division
OrgId:          CISL-7
Address:        170 West Tasman Drive
City:           San Jose
StateProv:      CA
PostalCode:     95134
Country:        US
RegDate:        2010-11-09
Updated:        2023-02-03
Ref:            https://rdap.arin.net/registry/entity/CISL-7


OrgNOCHandle: ISO3-ARIN
OrgNOCName:   Ironport Network Operations
OrgNOCPhone:  +1-650-898-1526 
OrgNOCEmail:  netops@ironport.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/ISO3-ARIN

OrgTechHandle: BOUDJ-ARIN
OrgTechName:   BOUDJEDAIMI, SOFIANE 
OrgTechPhone:  +1-408-527-7461 
OrgTechEmail:  sboudjed@cisco.com
OrgTechRef:    https://rdap.arin.net/registry/entity/BOUDJ-ARIN

OrgAbuseHandle: INA15-ARIN
OrgAbuseName:   Ironport Network Abuse
OrgAbusePhone:  +1-408-424-1164 
OrgAbuseEmail:  netops-ironport@cisco.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/INA15-ARIN

OrgTechHandle: ISO3-ARIN
OrgTechName:   Ironport Network Operations
OrgTechPhone:  +1-650-898-1526 
OrgTechEmail:  netops@ironport.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ISO3-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.
#