AS11144 Advent Software

• IPv4 Prefixes

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	170.40.225.0/24	DST Systems, Inc.		170.40.0.0/16	ARIN
	216.10.144.0/24	Advent Software		216.10.144.0/20	ARIN
	216.10.145.0/24	Advent Software		216.10.144.0/20	ARIN
	216.10.146.0/24	Advent Software		216.10.144.0/20	ARIN
	216.10.149.0/24	Advent Software		216.10.144.0/20	ARIN
	216.10.150.0/24			-

• IPv4 Peers

Country	ASN	Name	Description
	AS13335	CLOUDFLARENET	Cloudflare, Inc.
	AS7018	ATT-INTERNET4	AT&T Enterprises, LLC
	AS19893	NTT-GLOBAL-DATA-CENTERS-AMERICA-INC	NTT Global Data Centers Americas, INC.

• IPv4 Upstreams

Country	ASN	Name	Description
	AS13335	CLOUDFLARENET	Cloudflare, Inc.
	AS7018	ATT-INTERNET4	AT&T Enterprises, LLC
	AS19893	NTT-GLOBAL-DATA-CENTERS-AMERICA-INC	NTT Global Data Centers Americas, INC.

IPv4 Upstream Graph

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IPv4 Upstream Graph

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#
# 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/
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# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#


ASNumber:       11144
ASName:         ADVENT-SOFTWARE
ASHandle:       AS11144
RegDate:        1998-04-24
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/11144


OrgName:        Advent Software
OrgId:          ADVENT-6
Address:        301 Brannan Street
City:           San Francisco
StateProv:      CA
PostalCode:     94107
Country:        US
RegDate:        1998-04-08
Updated:        2011-09-24
Ref:            https://rdap.arin.net/registry/entity/ADVENT-6


OrgAbuseHandle: MC1816-ARIN
OrgAbuseName:   Calabrese, Michael 
OrgAbusePhone:  +1-415-760-0682 
OrgAbuseEmail:  mcalabre@advent.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MC1816-ARIN

OrgTechHandle: MC1816-ARIN
OrgTechName:   Calabrese, Michael 
OrgTechPhone:  +1-415-760-0682 
OrgTechEmail:  mcalabre@advent.com
OrgTechRef:    https://rdap.arin.net/registry/entity/MC1816-ARIN

RTechHandle: NOA1-ARIN
RTechName:   Network Operations Center Advent Software
RTechPhone:  +1-415-645-1000 
RTechEmail:  nocadmin@advent.com
RTechRef:    https://rdap.arin.net/registry/entity/NOA1-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 1997-2025, American Registry for Internet Numbers, Ltd.
#