20303 BAM, US
Adjacency: 5 Upstream: 5 Downstream: 0
Upstream Adjacent AS list
AS6461 ZAYO-6461, US
AS53767 ICASTCENTER, US
AS6939 HURRICANE, US
AS1299 TWELVE99 Arelion, fka Telia Carrier, SE
AS2914 NTT-LTD-2914, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 7097 AS20303 ORIGIN Originate: 19200 /17.77 Transit: 0 /0.00 BAM, 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 % 6528 AS20303 BAM, US 19 7 0 12 7 36.84% Prefix AS Path Aggregation Suggestion 23.149.160.0/24 2914 20303 66.43.8.0/22 2914 20303 66.252.192.0/21 2914 20303 69.91.128.0/22 2914 20303 104.238.252.0/22 2914 20303 104.238.253.0/24 2914 20303 - Withdrawn - matching aggregate 104.238.252.0/22 2914 20303 104.238.254.0/23 2914 20303 - Withdrawn - matching aggregate 104.238.252.0/22 2914 20303 104.238.254.0/24 2914 20303 - Withdrawn - matching aggregate 104.238.252.0/22 2914 20303 104.251.113.0/24 2914 20303 144.208.110.0/23 2914 20303 192.86.122.0/24 2914 20303 198.145.68.0/22 2914 20303 198.145.128.0/22 2914 20303 204.9.16.0/21 2914 20303 204.57.16.0/20 2914 20303 204.57.16.0/24 2914 20303 - Withdrawn - matching aggregate 204.57.16.0/20 2914 20303 204.57.17.0/24 2914 20303 - Withdrawn - matching aggregate 204.57.16.0/20 2914 20303 204.57.20.0/22 2914 20303 - Withdrawn - matching aggregate 204.57.16.0/20 2914 20303 204.57.24.0/21 2914 20303 - Withdrawn - matching aggregate 204.57.16.0/20 2914 20303
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS20303 1 More Specifics 9 Total Advertisements DINET-01, US
198.145.128.0/22 198.145.128.0/19
38.143.240.0/21 38.0.0.0/8
38.143.240.0/22 38.0.0.0/8
38.143.244.0/22 38.0.0.0/8
66.43.8.0/23 66.43.8.0/22
66.43.10.0/23 66.43.8.0/22
66.252.192.0/22 66.252.192.0/21
66.252.196.0/22 66.252.192.0/21
104.238.252.0/23 104.238.252.0/22
104.238.254.0/23 104.238.252.0/22
104.251.116.0/24 104.251.116.0/23
144.208.110.0/24 144.208.110.0/23
144.208.111.0/24 144.208.110.0/23
198.145.68.0/23 198.145.68.0/22
198.145.70.0/23 198.145.68.0/22
198.145.128.0/23 198.145.128.0/19
198.145.128.0/24 198.145.128.0/19
198.145.130.0/23 198.145.128.0/19
204.9.16.0/22 204.9.16.0/21
204.9.20.0/22 204.9.16.0/21
204.57.16.0/21 204.57.16.0/20
204.57.24.0/21 204.57.16.0/20
Prefixes added and withdrawn by this origin AS in the past 7 days.
- 38.143.240.0/21 Withdrawn
- 38.143.240.0/22 Withdrawn
- 38.143.244.0/22 Withdrawn
- 66.43.8.0/23 Withdrawn
- 66.43.10.0/23 Withdrawn
- 66.252.192.0/22 Withdrawn
- 66.252.196.0/22 Withdrawn
- 104.238.252.0/23 Withdrawn
- 104.238.254.0/23 Withdrawn
- 104.251.116.0/24 Withdrawn
- 144.208.110.0/24 Withdrawn
- 144.208.111.0/24 Withdrawn
- 198.145.68.0/23 Withdrawn
- 198.145.70.0/23 Withdrawn
- 198.145.128.0/23 Withdrawn
- 198.145.128.0/24 Withdrawn
- 198.145.130.0/23 Withdrawn
- 204.9.16.0/22 Withdrawn
- 204.9.20.0/22 Withdrawn
- 204.57.16.0/20 Withdrawn
- 204.57.16.0/21 Withdrawn
- 204.57.24.0/21 Withdrawn
whois: 402603
IANA has recorded AS20303 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS20303\n
#
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# available at: https://www.arin.net/resources/registry/whois/tou/
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# If you see inaccuracies in the results, please report at
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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ASNumber: 20303
ASName: BAM
ASHandle: AS20303
RegDate: 2008-12-17
Updated: 2024-05-31
Ref: https://rdap.arin.net/registry/autnum/20303
OrgName: BAM Broadband Opco, LLC
OrgId: BBOL-9
Address: 7000 E Belleview Ave Suite 250
City: Greenwood Village
StateProv: CO
PostalCode: 80111
Country: US
RegDate: 2023-04-14
Updated: 2026-05-15
Ref: https://rdap.arin.net/registry/entity/BBOL-9
OrgNOCHandle: IPMAN58-ARIN
OrgNOCName: IP Manager
OrgNOCPhone: +1-303-586-7000
OrgNOCEmail: routing@bambroadband.com
OrgNOCRef: https://rdap.arin.net/registry/entity/IPMAN58-ARIN
OrgTechHandle: BENDY4-ARIN
OrgTechName: Bendy, Brad
OrgTechPhone: +1-602-550-4004
OrgTechEmail: bbendy@bambroadband.com
OrgTechRef: https://rdap.arin.net/registry/entity/BENDY4-ARIN
OrgAbuseHandle: NETWO9751-ARIN
OrgAbuseName: Network Abuse
OrgAbusePhone: +1-303-586-7000
OrgAbuseEmail: abuse@bambroadband.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/NETWO9751-ARIN
OrgTechHandle: TOMAS87-ARIN
OrgTechName: Tomaszewski, Eric
OrgTechPhone: +1-303-350-2081
OrgTechEmail: etomas@bambroadband.com
OrgTechRef: https://rdap.arin.net/registry/entity/TOMAS87-ARIN
OrgTechHandle: IPMAN58-ARIN
OrgTechName: IP Manager
OrgTechPhone: +1-303-586-7000
OrgTechEmail: routing@bambroadband.com
OrgTechRef: https://rdap.arin.net/registry/entity/IPMAN58-ARIN
OrgDNSHandle: IPMAN58-ARIN
OrgDNSName: IP Manager
OrgDNSPhone: +1-303-586-7000
OrgDNSEmail: routing@bambroadband.com
OrgDNSRef: https://rdap.arin.net/registry/entity/IPMAN58-ARIN
OrgRoutingHandle: IPMAN58-ARIN
OrgRoutingName: IP Manager
OrgRoutingPhone: +1-303-586-7000
OrgRoutingEmail: routing@bambroadband.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/IPMAN58-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.
#