6580 GWTC, US
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS13576 SDNW-13576, US
AS2914 NTT-LTD-2914, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 2489 AS6580 ORIGIN Originate: 90368 /15.54 Transit: 0 /0.00 GWTC, 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 % 1335 AS6580 GWTC, US 50 45 0 5 45 90.00% Prefix AS Path Aggregation Suggestion 64.251.160.0/19 2914 6580 64.251.160.0/22 2914 6580 - Withdrawn - matching aggregate 64.251.160.0/19 2914 6580 64.251.164.0/22 2914 6580 - Withdrawn - matching aggregate 64.251.160.0/19 2914 6580 64.251.168.0/22 2914 6580 - Withdrawn - matching aggregate 64.251.160.0/19 2914 6580 64.251.172.0/22 2914 6580 - Withdrawn - matching aggregate 64.251.160.0/19 2914 6580 64.251.176.0/22 2914 6580 - Withdrawn - matching aggregate 64.251.160.0/19 2914 6580 64.251.180.0/22 2914 6580 - Withdrawn - matching aggregate 64.251.160.0/19 2914 6580 64.251.184.0/22 2914 6580 - Withdrawn - matching aggregate 64.251.160.0/19 2914 6580 64.251.188.0/22 2914 6580 - Withdrawn - matching aggregate 64.251.160.0/19 2914 6580 64.251.191.0/24 2914 6580 - Withdrawn - matching aggregate 64.251.160.0/19 2914 6580 68.69.64.0/19 2914 6580 68.69.64.0/22 2914 6580 - Withdrawn - matching aggregate 68.69.64.0/19 2914 6580 68.69.68.0/22 2914 6580 - Withdrawn - matching aggregate 68.69.64.0/19 2914 6580 68.69.72.0/22 2914 6580 - Withdrawn - matching aggregate 68.69.64.0/19 2914 6580 68.69.76.0/22 2914 6580 - Withdrawn - matching aggregate 68.69.64.0/19 2914 6580 68.69.80.0/22 2914 6580 - Withdrawn - matching aggregate 68.69.64.0/19 2914 6580 68.69.84.0/22 2914 6580 - Withdrawn - matching aggregate 68.69.64.0/19 2914 6580 68.69.88.0/22 2914 6580 - Withdrawn - matching aggregate 68.69.64.0/19 2914 6580 68.69.92.0/22 2914 6580 - Withdrawn - matching aggregate 68.69.64.0/19 2914 6580 69.77.192.0/18 2914 6580 69.77.192.0/22 2914 6580 - Withdrawn - matching aggregate 69.77.192.0/18 2914 6580 69.77.196.0/22 2914 6580 - Withdrawn - matching aggregate 69.77.192.0/18 2914 6580 69.77.200.0/22 2914 6580 - Withdrawn - matching aggregate 69.77.192.0/18 2914 6580 69.77.204.0/22 2914 6580 - Withdrawn - matching aggregate 69.77.192.0/18 2914 6580 69.77.208.0/22 2914 6580 - Withdrawn - matching aggregate 69.77.192.0/18 2914 6580 69.77.212.0/22 2914 6580 - Withdrawn - matching aggregate 69.77.192.0/18 2914 6580 69.77.216.0/22 2914 6580 - Withdrawn - matching aggregate 69.77.192.0/18 2914 6580 69.77.220.0/22 2914 6580 - Withdrawn - matching aggregate 69.77.192.0/18 2914 6580 69.77.224.0/22 2914 6580 - Withdrawn - matching aggregate 69.77.192.0/18 2914 6580 69.77.228.0/22 2914 6580 - Withdrawn - matching aggregate 69.77.192.0/18 2914 6580 69.77.232.0/22 2914 6580 - Withdrawn - matching aggregate 69.77.192.0/18 2914 6580 69.77.236.0/22 2914 6580 - Withdrawn - matching aggregate 69.77.192.0/18 2914 6580 69.77.240.0/22 2914 6580 - Withdrawn - matching aggregate 69.77.192.0/18 2914 6580 69.77.244.0/22 2914 6580 - Withdrawn - matching aggregate 69.77.192.0/18 2914 6580 69.77.248.0/22 2914 6580 - Withdrawn - matching aggregate 69.77.192.0/18 2914 6580 69.77.252.0/22 2914 6580 - Withdrawn - matching aggregate 69.77.192.0/18 2914 6580 216.196.0.0/20 2914 6580 216.196.0.0/22 2914 6580 - Withdrawn - matching aggregate 216.196.0.0/20 2914 6580 216.196.4.0/22 2914 6580 - Withdrawn - matching aggregate 216.196.0.0/20 2914 6580 216.196.8.0/22 2914 6580 - Withdrawn - matching aggregate 216.196.0.0/20 2914 6580 216.196.12.0/22 2914 6580 - Withdrawn - matching aggregate 216.196.0.0/20 2914 6580 216.213.64.0/19 2914 6580 216.213.64.0/22 2914 6580 - Withdrawn - matching aggregate 216.213.64.0/19 2914 6580 216.213.68.0/22 2914 6580 - Withdrawn - matching aggregate 216.213.64.0/19 2914 6580 216.213.72.0/22 2914 6580 - Withdrawn - matching aggregate 216.213.64.0/19 2914 6580 216.213.76.0/22 2914 6580 - Withdrawn - matching aggregate 216.213.64.0/19 2914 6580 216.213.80.0/22 2914 6580 - Withdrawn - matching aggregate 216.213.64.0/19 2914 6580 216.213.84.0/22 2914 6580 - Withdrawn - matching aggregate 216.213.64.0/19 2914 6580 216.213.88.0/22 2914 6580 - Withdrawn - matching aggregate 216.213.64.0/19 2914 6580 216.213.92.0/22 2914 6580 - Withdrawn - matching aggregate 216.213.64.0/19 2914 6580
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS6580 6 More Specifics 10 Total Advertisements GWTC, US
64.251.160.0/20 64.251.160.0/19
64.251.176.0/20 64.251.160.0/19
68.69.64.0/20 68.69.64.0/19
68.69.80.0/20 68.69.64.0/19
69.77.192.0/19 69.77.192.0/18
69.77.224.0/19 69.77.192.0/18
216.213.64.0/20 216.213.64.0/19
216.213.80.0/20 216.213.64.0/19
Prefixes added and withdrawn by this origin AS in the past 7 days.
- 216.196.0.0/20 Withdrawn
- 216.213.64.0/20 Withdrawn
- 216.213.80.0/20 Withdrawn
whois: 402603
IANA has recorded AS6580 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS6580\n
#
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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ASNumber: 6580
ASName: GWTC
ASHandle: AS6580
RegDate: 1996-05-29
Updated: 2023-08-28
Ref: https://rdap.arin.net/registry/autnum/6580
OrgName: Golden West Telecommunications Coop., Inc.
OrgId: GWTC
Address: PO Box 411
Address: 415 Crown Street
City: Wall
StateProv: SD
PostalCode: 57790
Country: US
RegDate: 2001-04-04
Updated: 2023-08-18
Ref: https://rdap.arin.net/registry/entity/GWTC
OrgAbuseHandle: NETWO9949-ARIN
OrgAbuseName: Network Abuse
OrgAbusePhone: +1-605-279-2161
OrgAbuseEmail: netabuse@goldenwest.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/NETWO9949-ARIN
OrgTechHandle: NETWO9948-ARIN
OrgTechName: Network Administrator
OrgTechPhone: +1-605-279-2161
OrgTechEmail: netadmin@goldenwest.com
OrgTechRef: https://rdap.arin.net/registry/entity/NETWO9948-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.
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