
5774 USPS-001 - United States Postal Service, US
Adjacency: 5 Upstream: 5 Downstream: 0
Upstream Adjacent AS list
AS13367 COMCAST-13367 - Comcast Cable Communications, LLC, US
AS6224 CENTURYLINK-MTIPS2-CHI - CenturyLink Communications, LLC, US
AS701 UUNET - Verizon Business, US
AS7018 ATT-INTERNET4 - AT&T Enterprises, LLC, US
AS4296 CENTURYLINK-MTIPS3-BUR - CenturyLink Communications, LLC, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 874 AS5774 ORIGIN Originate: 334080 /13.65 Transit: 0 /0.00 USPS-001 - United States Postal Service, 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 % 15218 AS5774 USPS-001 - United States Postal Service, US 30 3 1 28 2 6.67% Prefix AS Path Aggregation Suggestion 56.0.0.0/16 4777 2497 3356 209 4296 5774 56.0.32.0/20 4777 2497 3356 209 6224 5774 56.0.64.0/19 4777 2516 3356 209 4296 5774 56.0.91.0/24 4777 2497 701 5774 56.0.95.0/24 4777 2497 701 5774 56.0.103.0/24 4777 2497 7018 5774 56.0.128.0/19 4777 2497 3356 209 6224 5774 56.0.146.0/24 4777 2497 701 5774 5774 56.0.151.0/24 4777 2497 701 5774 5774 56.0.152.0/24 4777 2497 701 5774 5774 56.0.155.0/24 4777 2497 701 5774 5774 56.0.192.0/20 4777 2497 3356 209 6224 5774 56.0.208.0/20 4777 2516 3356 209 4296 5774 56.105.0.0/16 4777 2497 3356 209 4296 5774 56.105.64.0/18 4777 2516 3356 209 4296 5774 56.105.65.0/24 4777 2497 701 5774 56.105.67.0/24 4777 2497 701 5774 56.105.72.0/21 4777 2497 3356 209 6224 5774 56.105.80.0/22 4777 2497 3356 209 6224 5774 56.105.84.0/23 4777 2497 3356 209 6224 5774 56.105.108.0/22 4777 2497 701 5774 56.105.120.0/22 4777 2497 3356 209 6224 5774 56.105.128.0/18 4777 2497 3356 209 6224 5774 56.105.128.0/23 4777 2497 701 5774 5774 + Announce - aggregate of 56.105.128.0/24 (4777 2497 701 5774 5774) and 56.105.129.0/24 (4777 2497 701 5774 5774) 56.105.128.0/24 4777 2497 701 5774 5774 - Withdrawn - aggregated with 56.105.129.0/24 (4777 2497 701 5774 5774) 56.105.129.0/24 4777 2497 701 5774 5774 - Withdrawn - aggregated with 56.105.128.0/24 (4777 2497 701 5774 5774) 56.105.156.0/22 4777 2497 701 5774 5774 56.105.164.0/22 4777 2497 3356 209 6224 5774 - Withdrawn - matching aggregate 56.105.128.0/18 4777 2497 3356 209 6224 5774 56.235.0.0/16 4777 2497 3356 209 4296 5774 56.235.0.0/17 4777 2497 3356 209 6224 5774 56.235.128.0/17 4777 2516 3356 209 4296 5774
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS5774 27 More Specifics 30 Total Advertisements USPS-001 - United States Postal Service, US
56.0.32.0/20 56.0.0.0/16
56.0.64.0/19 56.0.0.0/16
56.0.91.0/24 56.0.0.0/16
56.0.95.0/24 56.0.0.0/16
56.0.103.0/24 56.0.0.0/16
56.0.128.0/19 56.0.0.0/16
56.0.146.0/24 56.0.0.0/16
56.0.151.0/24 56.0.0.0/16
56.0.152.0/24 56.0.0.0/16
56.0.155.0/24 56.0.0.0/16
56.0.192.0/20 56.0.0.0/16
56.0.208.0/20 56.0.0.0/16
56.105.64.0/18 56.105.0.0/16
56.105.65.0/24 56.105.0.0/16
56.105.67.0/24 56.105.0.0/16
56.105.72.0/21 56.105.0.0/16
56.105.80.0/22 56.105.0.0/16
56.105.84.0/23 56.105.0.0/16
56.105.108.0/22 56.105.0.0/16
56.105.120.0/22 56.105.0.0/16
56.105.128.0/18 56.105.0.0/16
56.105.128.0/24 56.105.0.0/16
56.105.129.0/24 56.105.0.0/16
56.105.156.0/22 56.105.0.0/16
56.105.164.0/22 56.105.0.0/16
56.235.0.0/17 56.235.0.0/16
56.235.128.0/17 56.235.0.0/16
whois: 402332
IANA has recorded AS5774 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS5774\n
#
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# available at: https://www.arin.net/resources/registry/whois/tou/
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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ASNumber: 5774
ASName: USPS-001
ASHandle: AS5774
RegDate: 1995-10-18
Updated: 2024-12-26
Ref: https://rdap.arin.net/registry/autnum/5774
OrgName: United States Postal Service
OrgId: USPS-3-Z
Address: 4200 Wake Forest Road
City: Raleigh
StateProv: NC
PostalCode: 27668-9007
Country: US
RegDate: 2021-07-27
Updated: 2024-12-26
Ref: https://rdap.arin.net/registry/entity/USPS-3-Z
OrgTechHandle: YOKLA1-ARIN
OrgTechName: Yoklavich, John
OrgTechPhone: +1-919-501-9334
OrgTechEmail: john.f.yoklavich@usps.gov
OrgTechRef: https://rdap.arin.net/registry/entity/YOKLA1-ARIN
OrgTechHandle: ZU38-ARIN
OrgTechName: Domain Admin
OrgTechPhone: +1-800-877-7435
OrgTechEmail: domainadmin@imail.usps.gov
OrgTechRef: https://rdap.arin.net/registry/entity/ZU38-ARIN
OrgTechHandle: KONTO18-ARIN
OrgTechName: Kontos, Emmanuel
OrgTechPhone: +1-919-649-7461
OrgTechEmail: emmanuel.kontos@usps.gov
OrgTechRef: https://rdap.arin.net/registry/entity/KONTO18-ARIN
OrgAbuseHandle: ZU38-ARIN
OrgAbuseName: Domain Admin
OrgAbusePhone: +1-800-877-7435
OrgAbuseEmail: domainadmin@imail.usps.gov
OrgAbuseRef: https://rdap.arin.net/registry/entity/ZU38-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.
#