4183 UUNET-MCIWCOM - UUNET, a Worldcom company
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 681 AS4183 ORIGIN Originate: 296960 /13.82 Transit: 0 /0.00 UUNET-MCIWCOM - UUNET, a Worldcom company
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 % 390 AS4183 UUNET-MCIWCOM - UUNET, a Worldcom compan 39 34 0 5 34 87.18% Prefix AS Path Aggregation Suggestion 205.156.192.0/18 4637 3491 701 4183 206.175.0.0/16 4637 3491 701 4183 206.175.7.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 206.175.0.0/16 4637 3491 701 4183 206.175.8.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 206.175.0.0/16 4637 3491 701 4183 206.175.81.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 206.175.0.0/16 4637 3491 701 4183 206.175.88.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 206.175.0.0/16 4637 3491 701 4183 206.175.101.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 206.175.0.0/16 4637 3491 701 4183 206.175.102.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 206.175.0.0/16 4637 3491 701 4183 206.175.103.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 206.175.0.0/16 4637 3491 701 4183 206.175.104.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 206.175.0.0/16 4637 3491 701 4183 206.175.105.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 206.175.0.0/16 4637 3491 701 4183 206.175.110.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 206.175.0.0/16 4637 3491 701 4183 206.175.115.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 206.175.0.0/16 4637 3491 701 4183 206.175.148.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 206.175.0.0/16 4637 3491 701 4183 206.175.158.0/23 4637 3491 701 4183 - Withdrawn - matching aggregate 206.175.0.0/16 4637 3491 701 4183 206.175.160.0/22 4637 3491 701 4183 - Withdrawn - matching aggregate 206.175.0.0/16 4637 3491 701 4183 206.175.164.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 206.175.0.0/16 4637 3491 701 4183 206.175.167.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 206.175.0.0/16 4637 3491 701 4183 206.175.224.0/20 4637 3491 701 4183 - Withdrawn - matching aggregate 206.175.0.0/16 4637 3491 701 4183 209.154.0.0/16 4637 3491 701 4183 209.154.55.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 209.154.0.0/16 4637 3491 701 4183 209.154.56.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 209.154.0.0/16 4637 3491 701 4183 209.154.57.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 209.154.0.0/16 4637 3491 701 4183 209.154.58.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 209.154.0.0/16 4637 3491 701 4183 209.154.59.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 209.154.0.0/16 4637 3491 701 4183 209.154.73.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 209.154.0.0/16 4637 3491 701 4183 209.154.118.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 209.154.0.0/16 4637 3491 701 4183 209.154.144.0/22 4637 3491 701 4183 - Withdrawn - matching aggregate 209.154.0.0/16 4637 3491 701 4183 209.154.190.0/24 4637 3491 701 4183 - Withdrawn - matching aggregate 209.154.0.0/16 4637 3491 701 4183 216.192.0.0/16 4637 3491 701 4183 216.192.64.0/18 4637 3491 701 4183 - Withdrawn - matching aggregate 216.192.0.0/16 4637 3491 701 4183 216.192.128.0/19 4637 3491 701 4183 - Withdrawn - matching aggregate 216.192.0.0/16 4637 3491 701 4183 216.192.160.0/20 4637 3491 701 4183 - Withdrawn - matching aggregate 216.192.0.0/16 4637 3491 701 4183 216.192.176.0/20 4637 3491 701 4183 - Withdrawn - matching aggregate 216.192.0.0/16 4637 3491 701 4183 216.192.192.0/19 4637 3491 701 4183 - Withdrawn - matching aggregate 216.192.0.0/16 4637 3491 701 4183 216.192.224.0/19 4637 3491 701 4183 - Withdrawn - matching aggregate 216.192.0.0/16 4637 3491 701 4183 216.193.64.0/18 4637 3491 701 4183 216.193.80.0/20 4637 3491 701 4183 - Withdrawn - matching aggregate 216.193.64.0/18 4637 3491 701 4183 216.193.96.0/21 4637 3491 701 4183 - Withdrawn - matching aggregate 216.193.64.0/18 4637 3491 701 4183
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS4183 34 More Specifics 38 Total Advertisements UUNET-MCIWCOM - UUNET, a Worldcom company
206.175.7.0/24 206.175.0.0/16
206.175.8.0/24 206.175.0.0/16
206.175.88.0/24 206.175.0.0/16
206.175.101.0/24 206.175.0.0/16
206.175.102.0/24 206.175.0.0/16
206.175.103.0/24 206.175.0.0/16
206.175.104.0/24 206.175.0.0/16
206.175.105.0/24 206.175.0.0/16
206.175.110.0/24 206.175.0.0/16
206.175.115.0/24 206.175.0.0/16
206.175.148.0/24 206.175.0.0/16
206.175.158.0/23 206.175.0.0/16
206.175.160.0/22 206.175.0.0/16
206.175.164.0/24 206.175.0.0/16
206.175.167.0/24 206.175.0.0/16
206.175.224.0/20 206.175.0.0/16
209.154.55.0/24 209.154.0.0/16
209.154.56.0/24 209.154.0.0/16
209.154.57.0/24 209.154.0.0/16
209.154.58.0/24 209.154.0.0/16
209.154.59.0/24 209.154.0.0/16
209.154.73.0/24 209.154.0.0/16
209.154.118.0/24 209.154.0.0/16
209.154.144.0/22 209.154.0.0/16
209.154.190.0/24 209.154.0.0/16
216.192.64.0/18 216.192.0.0/16
216.192.128.0/19 216.192.0.0/16
216.192.160.0/20 216.192.0.0/16
216.192.176.0/20 216.192.0.0/16
216.192.192.0/19 216.192.0.0/16
216.192.224.0/19 216.192.0.0/16
216.193.64.0/18 216.193.0.0/17
216.193.80.0/20 216.193.0.0/17
216.193.96.0/21 216.193.0.0/17
whois: 402603
IANA has recorded AS4183 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS4183\n
#
# 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/
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#
ASNumber: 4183
ASName: UUNET-MCIWCOM
ASHandle: AS4183
RegDate: 2001-01-04
Updated: 2022-05-31
Ref: https://rdap.arin.net/registry/autnum/4183
OrgName: Verizon Business
OrgId: MCICS
Address: 22001 Loudoun County Pkwy
City: Ashburn
StateProv: VA
PostalCode: 20147
Country: US
RegDate: 2006-05-30
Updated: 2025-10-28
Ref: https://rdap.arin.net/registry/entity/MCICS
OrgTechHandle: VIS1-ARIN
OrgTechName: Verizon Internet Services
OrgTechPhone: +1-800-243-6994
OrgTechEmail: IPMGMT@verizon.com
OrgTechRef: https://rdap.arin.net/registry/entity/VIS1-ARIN
OrgDNSHandle: VZDNS1-ARIN
OrgDNSName: VZ-DNSADMIN
OrgDNSPhone: +1-800-900-0241
OrgDNSEmail: dnsadmin@verizon.com
OrgDNSRef: https://rdap.arin.net/registry/entity/VZDNS1-ARIN
OrgTechHandle: SWIPP9-ARIN
OrgTechName: SWIPPER
OrgTechPhone: +1-800-900-0241
OrgTechEmail: swipper@verizon.com
OrgTechRef: https://rdap.arin.net/registry/entity/SWIPP9-ARIN
OrgAbuseHandle: ABUSE5603-ARIN
OrgAbuseName: Abuse
OrgAbusePhone: +1-800-900-0241
OrgAbuseEmail: abuse@verizon.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE5603-ARIN
OrgAbuseHandle: ABUSE3-ARIN
OrgAbuseName: abuse
OrgAbusePhone: +1-800-900-0241
OrgAbuseEmail: abuse-mail@verizonbusiness.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE3-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.
#