ASN Lookup Tool

United States Postal Service usps.gov US US 32 Routes

AS Data

AS5774

AS5774 – United States Postal Service

AS Number 5774
AS Name USPS-001
Organization United States Postal Service(usps-3-z)
Country US
Website usps.gov
Number of IPv4 Routes 30
Number of IPv6 Routes 2
ASN type GOVERNMENT
Registry ARIN
Date Allocated 1995-10-18

ASN Intelligence API for production workflows

Use ASN data for AS5774 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
56.0.32.0/20 4096
56.105.128.0/18 16384
56.0.151.0/24 256
56.235.128.0/17 32768
56.105.65.0/24 256
56.105.64.0/18 16384
56.0.64.0/19 8192
56.105.72.0/21 2048
56.0.146.0/24 256
56.105.108.0/22 1024

Raw Whois Response

#
# 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.
#


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: 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

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


#
# 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.
#

Parsed Whois Response

Peers

AS Number Description Country
AS33667 Comcast Cable Communications, LLC US
AS4296 CenturyLink Communications, LLC US
AS7018 AT&T Enterprises, LLC US
AS33651 Comcast Cable Communications, LLC US
AS6224 CenturyLink Communications, LLC US
AS13367 Comcast Cable Communications, LLC US
AS701 Verizon Business/UUnet US
AS701 Verizon Business US

Upstreams

AS Number Description Country
AS4296 CenturyLink Communications, LLC US
AS7018 AT&T Enterprises, LLC US
AS33651 Comcast Cable Communications, LLC US
AS6224 CenturyLink Communications, LLC US
AS13367 Comcast Cable Communications, LLC US
AS701 Verizon Business US

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Frequently Asked Questions

ASN AS5774 is an Autonomous System Number used to identify a network for BGP internet routing.
AS5774 is listed under United States Postal Service.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.