
54560 R1-ASN, US
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS7784 ATLANTECH, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 51089 AS54560 ORIGIN Originate: 512 /23.00 Transit: 0 /0.00 R1-ASN, 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 % 23778 AS54560 R1-ASN, US 2 2 1 1 1 50.00% Prefix AS Path Aggregation Suggestion 199.76.24.0/23 6939 6461 7784 54560 + Announce - aggregate of 199.76.24.0/24 (6939 6461 7784 54560) and 199.76.25.0/24 (6939 6461 7784 54560) 199.76.24.0/24 6939 6461 7784 54560 - Withdrawn - aggregated with 199.76.25.0/24 (6939 6461 7784 54560) 199.76.25.0/24 6939 6461 7784 54560 - Withdrawn - aggregated with 199.76.24.0/24 (6939 6461 7784 54560)
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS54560 2 More Specifics 2 Total Advertisements R1-ASN, US
199.76.24.0/24 199.76.0.0/15
199.76.25.0/24 199.76.0.0/15
whois: 402590
IANA has recorded AS54560 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS54560\n
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ASNumber: 54560
ASName: R1-ASN
ASHandle: AS54560
RegDate: 2012-03-19
Updated: 2022-10-05
Ref: https://rdap.arin.net/registry/autnum/54560
OrgName: Urban One, Inc.
OrgId: RO-8
Address: 8515 Georgia Avenue
City: Silver Spring
StateProv: MD
PostalCode: 20910
Country: US
RegDate: 2012-02-15
Updated: 2022-10-05
Ref: https://rdap.arin.net/registry/entity/RO-8
OrgAbuseHandle: RDB210-ARIN
OrgAbuseName: Black, Richard David
OrgAbusePhone: +1-301-429-4687
OrgAbuseEmail: rblack@radio-one.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/RDB210-ARIN
OrgTechHandle: RDB210-ARIN
OrgTechName: Black, Richard David
OrgTechPhone: +1-301-429-4687
OrgTechEmail: rblack@radio-one.com
OrgTechRef: https://rdap.arin.net/registry/entity/RDB210-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.
#