
20472 SYNN, US
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS33132 CROWNCASTLE-AS33132, US
AS3356 LEVEL3, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 10331 AS20472 ORIGIN Originate: 9984 /18.71 Transit: 0 /0.00 SYNN, 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 % 16142 AS20472 SYNN, US 14 4 2 12 2 14.29% Prefix AS Path Aggregation Suggestion 63.75.167.0/24 6939 3356 20472 63.107.10.0/23 6939 3356 20472 63.109.38.0/24 6939 3356 20472 63.109.44.0/23 6939 3356 20472 + Announce - aggregate of 63.109.44.0/24 (6939 3356 20472) and 63.109.45.0/24 (6939 3356 20472) 63.109.44.0/24 6939 3356 20472 - Withdrawn - aggregated with 63.109.45.0/24 (6939 3356 20472) 63.109.45.0/24 6939 3356 20472 - Withdrawn - aggregated with 63.109.44.0/24 (6939 3356 20472) 63.118.152.0/23 6939 3356 20472 63.126.138.0/23 6939 3356 20472 64.200.0.0/21 6939 3356 20472 + Announce - aggregate of 64.200.0.0/22 (6939 3356 20472) and 64.200.4.0/22 (6939 3356 20472) 64.200.0.0/22 6939 3356 20472 - Withdrawn - aggregated with 64.200.4.0/22 (6939 3356 20472) 64.200.4.0/22 6939 3356 20472 - Withdrawn - aggregated with 64.200.0.0/22 (6939 3356 20472) 64.200.8.0/22 6939 3356 20472 65.87.192.0/21 6939 3356 20472 65.193.76.0/22 6939 3356 20472 65.202.64.0/22 6939 3356 20472 67.238.54.0/24 7018 1299 46887 33132 20472 20472 20472
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS20472 13 More Specifics 14 Total Advertisements SYNN, US
63.75.167.0/24 63.64.0.0/10
63.107.10.0/23 63.64.0.0/10
63.109.38.0/24 63.64.0.0/10
63.109.44.0/24 63.64.0.0/10
63.109.45.0/24 63.64.0.0/10
63.118.152.0/23 63.64.0.0/10
63.126.138.0/23 63.64.0.0/10
64.200.0.0/22 64.200.0.0/16
64.200.4.0/22 64.200.0.0/16
64.200.8.0/22 64.200.0.0/16
65.193.76.0/22 65.192.0.0/11
65.202.64.0/22 65.192.0.0/11
67.238.54.0/24 67.232.0.0/13
whois: 402590
IANA has recorded AS20472 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS20472\n
#
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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ASNumber: 20472
ASName: SYNN
ASHandle: AS20472
RegDate: 2001-05-11
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/20472
OrgName: Synergy Networks
OrgId: SYNN
Address: 2075 West First Street
City: Ft. Myers
StateProv: FL
PostalCode: 33901
Country: US
RegDate: 1999-07-30
Updated: 2011-09-24
Ref: https://rdap.arin.net/registry/entity/SYNN
OrgAbuseHandle: CP573-ARIN
OrgAbuseName: Patrick, Chris
OrgAbusePhone: +1-941-790-7000
OrgAbuseEmail: cpatrick@snworks.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/CP573-ARIN
OrgTechHandle: CP573-ARIN
OrgTechName: Patrick, Chris
OrgTechPhone: +1-941-790-7000
OrgTechEmail: cpatrick@snworks.com
OrgTechRef: https://rdap.arin.net/registry/entity/CP573-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.
#