16432 DFS-NAO - Discover Financial Services, US
Adjacency: 3 Upstream: 3 Downstream: 0
Upstream Adjacent AS list
AS3356 LEVEL3 - Level 3 Parent, LLC, US
AS7018 ATT-INTERNET4 - AT&T Enterprises, LLC, US
AS32787 PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK - Akamai Technologies, Inc., US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 24337 AS16432 ORIGIN Originate: 2048 /21.00 Transit: 0 /0.00 DFS-NAO - Discover Financial Services, US
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 33916 AS16432 DFS-NAO - Discover Financial Services, US 8 0 0 8 0 0.00% Prefix AS Path Aggregation Suggestion 170.217.162.0/24 4777 2497 7018 16432 170.217.245.0/24 4777 2497 7018 16432 170.217.251.0/24 4777 2497 7018 16432 170.217.255.0/24 4777 2497 3356 16432 199.38.151.0/24 4777 32787 16432 199.38.152.0/24 4777 32787 16432 199.38.155.0/24 4777 2497 7018 16432 208.88.89.0/24 4777 2497 7018 16432
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS16432 5 More Specifics 8 Total Advertisements DFS-NAO - Discover Financial Services, US
170.217.162.0/24 170.217.0.0/16
170.217.245.0/24 170.217.0.0/16
170.217.251.0/24 170.217.0.0/16
170.217.255.0/24 170.217.0.0/16
208.88.89.0/24 208.88.88.0/22
whois: 402591
IANA has recorded AS16432 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS16432\n
#
# 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.
#
ASNumber: 16432
ASName: DFS-NAO
ASHandle: AS16432
RegDate: 2005-06-14
Updated: 2020-09-08
Ref: https://rdap.arin.net/registry/autnum/16432
OrgName: Discover Financial Services
OrgId: DFS-35
Address: 2500 Lake Cook Rd
City: Riverwoods
StateProv: IL
PostalCode: 60015
Country: US
RegDate: 2003-03-25
Updated: 2022-05-17
Ref: https://rdap.arin.net/registry/entity/DFS-35
OrgRoutingHandle: PMA213-ARIN
OrgRoutingName: Appling, Paul Matthew
OrgRoutingPhone: +1-314-814-5402
OrgRoutingEmail: mattappling@discover.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/PMA213-ARIN
OrgDNSHandle: WOODL3-ARIN
OrgDNSName: Wood, Lance
OrgDNSPhone: +1-801-902-4175
OrgDNSEmail: lancewood@discover.com
OrgDNSRef: https://rdap.arin.net/registry/entity/WOODL3-ARIN
OrgTechHandle: OLSEN205-ARIN
OrgTechName: Olsen, Jason
OrgTechPhone: +1-224-405-2566
OrgTechEmail: jasonolsen@discover.com
OrgTechRef: https://rdap.arin.net/registry/entity/OLSEN205-ARIN
OrgTechHandle: SEPAN3-ARIN
OrgTechName: Sepanski, David
OrgTechPhone: +1-623-444-0870
OrgTechEmail: davesepanski@discover.com
OrgTechRef: https://rdap.arin.net/registry/entity/SEPAN3-ARIN
OrgTechHandle: PMA213-ARIN
OrgTechName: Appling, Paul Matthew
OrgTechPhone: +1-314-814-5402
OrgTechEmail: mattappling@discover.com
OrgTechRef: https://rdap.arin.net/registry/entity/PMA213-ARIN
OrgAbuseHandle: DSE9-ARIN
OrgAbuseName: Sepanski, Dave
OrgAbusePhone: +1-224-405-2048
OrgAbuseEmail: davesepanski@discoverfinancial.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/DSE9-ARIN
OrgTechHandle: WOODL3-ARIN
OrgTechName: Wood, Lance
OrgTechPhone: +1-801-902-4175
OrgTechEmail: lancewood@discover.com
OrgTechRef: https://rdap.arin.net/registry/entity/WOODL3-ARIN
RTechHandle: OLSEN205-ARIN
RTechName: Olsen, Jason
RTechPhone: +1-224-405-2566
RTechEmail: jasonolsen@discover.com
RTechRef: https://rdap.arin.net/registry/entity/OLSEN205-ARIN
RTechHandle: WOODL3-ARIN
RTechName: Wood, Lance
RTechPhone: +1-801-902-4175
RTechEmail: lancewood@discover.com
RTechRef: https://rdap.arin.net/registry/entity/WOODL3-ARIN
RTechHandle: PMA213-ARIN
RTechName: Appling, Paul Matthew
RTechPhone: +1-314-814-5402
RTechEmail: mattappling@discover.com
RTechRef: https://rdap.arin.net/registry/entity/PMA213-ARIN
RTechHandle: DSE10-ARIN
RTechName: Sepanski, Dave
RTechPhone: +1-224-405-2048
RTechEmail: davesepanski@discoverfinancial.com
RTechRef: https://rdap.arin.net/registry/entity/DSE10-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.
#