ASN AS3923 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS3923?

AS3923 is listed under Federal Aviation Administration.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS3923 Federal Aviation Administration

ASN Lookup Tool

Federal Aviation Administration faa.gov

US 6 Routes

AS Data

AS3923

AS3923 – Federal Aviation Administration

AS Number	3923
AS Name	FAA-MMAC
Organization	Federal Aviation Administration (faa-7-z)
Country	US
Website	faa.gov
Number of IPv4 Routes	4
Number of IPv6 Routes	2
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	1994-10-12

ASN Intelligence API for production workflows

Use ASN data for AS3923 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
152.123.16.0/23	AS3923	Federal Aviation Administration	U.S. Department of Transportation	512
152.123.8.0/21	AS3923	Federal Aviation Administration	U.S. Department of Transportation	2048
162.58.0.0/16	AS3923	Federal Aviation Administration	Federal Aviation Administration	65536
2606:7ec0:1903::/48	AS3923	Federal Aviation Administration	Federal Aviation Administration	~1×10²⁴
152.123.16.0/24	AS3923	Federal Aviation Administration	U.S. Department of Transportation	256
2001:19e8:8041::/48	AS3923	Federal Aviation Administration	U. S. Department of Transportation	~1×10²⁴

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:       3923
ASName:         FAA-MMAC
ASHandle:       AS3923
RegDate:        1994-10-12
Updated:        2023-09-22
Ref:            https://rdap.arin.net/registry/autnum/3923


OrgName:        Federal Aviation Administration
OrgId:          FAA-7-Z
Address:        Federal Aviation Administration
Address:        William J Hughes Technical Center
Address:        Atlantic City International Airport
Address:        Attn: Brian Englert
Address:        Bldg 300
City:           Atlantic City
StateProv:      NJ
PostalCode:     08405
Country:        US
RegDate:        2023-02-03
Updated:        2023-02-03
Ref:            https://rdap.arin.net/registry/entity/FAA-7-Z


OrgAbuseHandle: AITAR-ARIN
OrgAbuseName:   9-AIT-ARIN-Abuse
OrgAbusePhone:  +1-303-555-1212 
OrgAbuseEmail:  9-AIT-ARIN-Abuse@faa.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/AITAR-ARIN

OrgTechHandle: BLUEJ1-ARIN
OrgTechName:   Blue, John 
OrgTechPhone:  +1-405-954-4177 
OrgTechEmail:  john.w.blue@faa.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/BLUEJ1-ARIN

RTechHandle: GS180-ARIN
RTechName:   Solloway, Gene 
RTechPhone:  +1-405-954-6069 
RTechEmail:  gene.a.solloway@faa.gov
RTechRef:    https://rdap.arin.net/registry/entity/GS180-ARIN

RTechHandle: TKL8-ARIN
RTechName:   Kluge, Tony 
RTechPhone:  +1-405-954-8709 
RTechEmail:  Tony.Kluge@faa.gov
RTechRef:    https://rdap.arin.net/registry/entity/TKL8-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

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "3923",
    "as_handle" : "AS3923",
    "as_name" : "FAA-MMAC",
    "tech_contacts" : [ "BLUEJ1-ARIN", "GS180-ARIN", "TKL8-ARIN" ],
    "abuse_contacts" : [ "AITAR-ARIN" ],
    "date_created" : "1994-10-12",
    "date_updated" : "2023-09-22",
    "source" : "https://rdap.arin.net/registry/autnum/3923"
  } ],
  "organization" : {
    "handle" : "FAA-7-Z",
    "name" : "Federal Aviation Administration",
    "address" : [ "Federal Aviation Administration", "William J Hughes Technical Center", "Atlantic City International Airport", "Attn: Brian Englert", "Bldg 300", "Atlantic City", "NJ", "08405", "US" ],
    "city" : "Atlantic City",
    "state" : "NJ",
    "zip_code" : "08405",
    "country" : [ "US" ],
    "date_created" : "2023-02-03",
    "date_updated" : "2023-02-03",
    "source" : "https://rdap.arin.net/registry/entity/FAA-7-Z",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "BLUEJ1-ARIN",
    "name" : "Blue, John",
    "email" : [ "john.w.blue@faa.gov" ],
    "phone" : [ "+1-405-954-4177" ],
    "source" : "https://rdap.arin.net/registry/entity/BLUEJ1-ARIN"
  }, {
    "handle" : "GS180-ARIN",
    "name" : "Solloway, Gene",
    "email" : [ "gene.a.solloway@faa.gov" ],
    "phone" : [ "+1-405-954-6069" ],
    "source" : "https://rdap.arin.net/registry/entity/GS180-ARIN"
  }, {
    "handle" : "TKL8-ARIN",
    "name" : "Kluge, Tony",
    "email" : [ "Tony.Kluge@faa.gov" ],
    "phone" : [ "+1-405-954-8709" ],
    "source" : "https://rdap.arin.net/registry/entity/TKL8-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AITAR-ARIN",
    "name" : "9-AIT-ARIN-Abuse",
    "email" : [ "9-AIT-ARIN-Abuse@faa.gov" ],
    "phone" : [ "+1-303-555-1212" ],
    "source" : "https://rdap.arin.net/registry/entity/AITAR-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS4046	Federal Aviation Administration	US
AS5078	Oklahoma Network for Education Enrichment and	US

Upstreams

AS Number	Description	Country
AS5078	Oklahoma Network for Education Enrichment and	US

Downstreams

AS Number	Description	Country
AS4046	Federal Aviation Administration	US

Contacts

Email Contacts

john.w.blue@faa.gov

Abuse Contacts

9-AIT-ARIN-Abuse@faa.gov