ASN AS3477 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS3477?

AS3477 is listed under National Oceanic and Atmospheric 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.

AS3477 National Oceanic and Atmospheric Administration

ASN Lookup Tool

National Oceanic and Atmospheric Administration noaa.gov

US 108 Routes

AS Data

AS3477

AS3477 – National Oceanic and Atmospheric Administration

AS Number	3477
AS Name	NOAA-NWAVE
Organization	National Oceanic and Atmospheric Administration (noaabo-z)
Country	US
Website	noaa.gov
Number of IPv4 Routes	84
Number of IPv6 Routes	24
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	1994-03-08

ASN Intelligence API for production workflows

Use ASN data for AS3477 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
137.75.116.0/22	AS3477	National Oceanic and Atmospheric Administration	National Oceanic and Atmospheric Administration	1024
2610:20:90e2::/48	AS3477	National Oceanic and Atmospheric Administration	National Oceanic and Atmospheric Administration	~1×10²⁴
199.242.231.0/24	AS3477	National Oceanic and Atmospheric Administration	National Oceanic and Atmospheric Administration	256
2601:a012::/32	AS3477	National Oceanic and Atmospheric Administration	NOAABO	~79×10²⁷
151.207.8.0/24	AS3477	National Oceanic and Atmospheric Administration	United States Patent and Trademark Office	256
192.35.128.0/24	AS3477	National Oceanic and Atmospheric Administration	National Oceanic and Atmospheric Administration	256
206.197.238.0/24	AS3477	National Oceanic and Atmospheric Administration	U.S. Department of Commerce	256
205.156.0.0/18	AS3477	National Oceanic and Atmospheric Administration	National Oceanic and Atmospheric Administration	16384
192.153.129.0/24	AS3477	National Oceanic and Atmospheric Administration	National Oceanic and Atmospheric Administration	256
204.228.186.0/24	AS3477	National Oceanic and Atmospheric Administration	National Weather Service Western Region Headquarters	256

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:       3477
ASName:         NOAA-NWAVE
ASHandle:       AS3477
RegDate:        1994-03-08
Updated:        2020-09-04
Ref:            https://rdap.arin.net/registry/autnum/3477


OrgName:        National Oceanic and Atmospheric Administration
OrgId:          NOAABO-Z
Address:        325 Broadway
City:           Boulder
StateProv:      CO
PostalCode:     80305
Country:        US
RegDate:        2020-08-25
Updated:        2020-08-25
Ref:            https://rdap.arin.net/registry/entity/NOAABO-Z


OrgTechHandle: NAT41-ARIN
OrgTechName:   N-Wave ARIN Tech
OrgTechPhone:  +1-812-856-7477 
OrgTechEmail:  nwave-arin-tech@noaa.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/NAT41-ARIN

OrgAbuseHandle: NAA40-ARIN
OrgAbuseName:   N-Wave ARIN Abuse
OrgAbusePhone:  +1-812-856-7477 
OrgAbuseEmail:  nwave-arin-abuse@noaa.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NAA40-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" : "3477",
    "as_handle" : "AS3477",
    "as_name" : "NOAA-NWAVE",
    "tech_contacts" : [ "NAT41-ARIN" ],
    "abuse_contacts" : [ "NAA40-ARIN" ],
    "date_created" : "1994-03-08",
    "date_updated" : "2020-09-04",
    "source" : "https://rdap.arin.net/registry/autnum/3477"
  } ],
  "organization" : {
    "handle" : "NOAABO-Z",
    "name" : "National Oceanic and Atmospheric Administration",
    "address" : [ "325 Broadway", "Boulder", "CO", "80305", "US" ],
    "street" : "Broadway",
    "city" : "Boulder",
    "state" : "CO",
    "zip_code" : "80305",
    "country" : [ "US" ],
    "date_created" : "2020-08-25",
    "date_updated" : "2020-08-25",
    "source" : "https://rdap.arin.net/registry/entity/NOAABO-Z",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "NAT41-ARIN",
    "name" : "N-Wave ARIN Tech",
    "email" : [ "nwave-arin-tech@noaa.gov" ],
    "phone" : [ "+1-812-856-7477" ],
    "source" : "https://rdap.arin.net/registry/entity/NAT41-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "NAA40-ARIN",
    "name" : "N-Wave ARIN Abuse",
    "email" : [ "nwave-arin-abuse@noaa.gov" ],
    "phone" : [ "+1-812-856-7477" ],
    "source" : "https://rdap.arin.net/registry/entity/NAA40-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS5744	United States Patent and Trademark Office	US
AS2648	National Oceanic and Atmospheric Administration	US
AS49	National Institute of Standards and Technology	US
AS3635	U.S. Department of Commerce, Bureau of Economic Analysis	US
AS6629	National Oceanic and Atmospheric Administration	US
AS11956	National Oceanic and Atmospheric Administration	US
AS33343	U.S. Department of Commerce, HQ and ITA	US
AS40623	Office of Oceanic and Atmospheric Research - Geophysical Fluid Dynamics Laboratory	US
AS16550	Google LLC	US
AS40623	Office of Oceanic and Atmospheric Research Geophysical Fluid Dynamics Laboratory	US

Upstreams

AS Number	Description	Country
AS11956	National Oceanic and Atmospheric Administration	US
AS26100	National Oceanic and Atmospheric Administration	US

Downstreams

AS Number	Description	Country
AS6629	National Oceanic and Atmospheric Administration	US
AS5744	United States Patent and Trademark Office	US
AS33343	U.S. Department of Commerce, HQ and ITA	US
AS16550	Google LLC	US
AS2648	National Oceanic and Atmospheric Administration	US
AS40623	Office of Oceanic and Atmospheric Research Geophysical Fluid Dynamics Laboratory	US
AS49	National Institute of Standards and Technology	US
AS30687	National Weather Service Southern Region Headquarters	US
AS3635	U.S. Department of Commerce, Bureau of Economic Analysis	US
AS12076	Microsoft Corporation	US