19661 SUSQ-BALA, US
Adjacency: 7 Upstream: 7 Downstream: 0
Upstream Adjacent AS list
AS2764 AAPT AAPT Limited, AU
AS46887 CROWNCASTLE-AS46887, US
AS38195 SUPERLOOP-AS-AP Superloop, AU
AS3356 LEVEL3, US
AS9255 CONNECTPLUS-AS Singapore Telecom, SG
AS6461 ZAYO-6461, US
AS6939 HURRICANE, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 2042 AS19661 ORIGIN Originate: 124928 /15.07 Transit: 0 /0.00 SUSQ-BALA, 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 % 35413 AS19661 SUSQ-BALA, US 12 0 0 12 0 0.00% Prefix AS Path Aggregation Suggestion 141.162.0.0/16 293 3356 19661 141.162.0.0/18 57866 3356 19661 141.162.4.0/24 6939 19661 141.162.42.0/24 3303 3356 46887 19661 141.162.64.0/19 57866 3356 19661 141.162.81.0/24 6939 7473 3758 9255 19661 141.162.101.0/24 57866 3356 19661 141.162.102.0/24 2914 6461 19661 141.162.110.0/24 6939 3356 19661 19661 19661 19661 19661 19661 141.162.113.0/24 3257 38195 19661 141.162.128.0/17 57866 3356 19661 141.162.255.0/24 6939 19661
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS19661 9 More Specifics 10 Total Advertisements SUSQ-BALA, US
141.162.0.0/18 141.162.0.0/16
141.162.42.0/24 141.162.0.0/16
141.162.64.0/19 141.162.0.0/16
141.162.81.0/24 141.162.0.0/16
141.162.101.0/24 141.162.0.0/16
141.162.102.0/24 141.162.0.0/16
141.162.110.0/24 141.162.0.0/16
141.162.113.0/24 141.162.0.0/16
141.162.128.0/17 141.162.0.0/16
whois: 402603
IANA has recorded AS19661 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS19661\n
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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ASNumber: 19661
ASName: SUSQ-BALA
ASHandle: AS19661
RegDate: 2001-01-31
Updated: 2019-01-09
Ref: https://rdap.arin.net/registry/autnum/19661
OrgName: Susquehanna International Group, LLP
OrgId: SUSQUE-7
Address: 401 City Avenue
City: Bala Cynwyd
StateProv: PA
PostalCode: 19004
Country: US
RegDate: 2000-06-22
Updated: 2020-08-24
Ref: https://rdap.arin.net/registry/entity/SUSQUE-7
OrgTechHandle: JGR45-ARIN
OrgTechName: Griner, Jeremy
OrgTechPhone: +1-610-617-2718
OrgTechEmail: griner@sig.com
OrgTechRef: https://rdap.arin.net/registry/entity/JGR45-ARIN
OrgTechHandle: BELFI-ARIN
OrgTechName: Belfie, Frank
OrgTechPhone: +1-610-617-2764
OrgTechEmail: frank.belfie@sig.com
OrgTechRef: https://rdap.arin.net/registry/entity/BELFI-ARIN
OrgNOCHandle: NOC2081-ARIN
OrgNOCName: Network Operations Center
OrgNOCPhone: +1-610-617-2755
OrgNOCEmail: backbone@sig.com
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC2081-ARIN
OrgAbuseHandle: BELFI-ARIN
OrgAbuseName: Belfie, Frank
OrgAbusePhone: +1-610-617-2764
OrgAbuseEmail: frank.belfie@sig.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/BELFI-ARIN
RTechHandle: BELFI-ARIN
RTechName: Belfie, Frank
RTechPhone: +1-610-617-2764
RTechEmail: frank.belfie@sig.com
RTechRef: https://rdap.arin.net/registry/entity/BELFI-ARIN
RNOCHandle: BELFI-ARIN
RNOCName: Belfie, Frank
RNOCPhone: +1-610-617-2764
RNOCEmail: frank.belfie@sig.com
RNOCRef: https://rdap.arin.net/registry/entity/BELFI-ARIN
RAbuseHandle: BELFI-ARIN
RAbuseName: Belfie, Frank
RAbusePhone: +1-610-617-2764
RAbuseEmail: frank.belfie@sig.com
RAbuseRef: https://rdap.arin.net/registry/entity/BELFI-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.
#