ASN AS27016 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS27016?

AS27016 is listed under U.S. Nuclear Regulatory Commission.

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?

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AS27016 U.S. Nuclear Regulatory Commission

U.S. Nuclear Regulatory Commission nrc.gov

US 35 Routes

AS Data

AS27016

AS27016 – U.S. Nuclear Regulatory Commission

AS Number	27016
AS Name	NRC-NET
Organization	U.S. Nuclear Regulatory Commission (usnrc)
Country	US
Website	nrc.gov
Number of IPv4 Routes	23
Number of IPv6 Routes	12
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2003-01-14

ASN Intelligence API for production workflows

Use ASN data for AS27016 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
148.184.0.0/18	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	16384
2620:129:2010::/48	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	~1×10²⁴
2620:129:2040::/42	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	~77×10²⁴
148.184.187.0/24	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	256
2620:129:2002::/48	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	~1×10²⁴
148.184.64.0/18	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	16384
148.184.180.0/23	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	512
148.184.65.0/24	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	256
148.184.174.0/24	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	256
148.184.98.0/24	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	256
148.184.183.0/24	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	256
2620:129:2011::/48	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	~1×10²⁴
148.184.235.0/24	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	256
148.184.182.0/24	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	256
2620:129:20c0::/42	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	~77×10²⁴
2620:129:2080::/42	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	~77×10²⁴
148.184.186.0/24	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	256
2620:129:2001::/48	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	~1×10²⁴
148.184.231.0/24	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	256
148.184.192.0/24	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	256
148.184.219.0/24	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	256
148.184.128.0/18	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	16384
2620:129:2041::/48	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	~1×10²⁴
148.184.159.0/24	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	256
148.184.176.0/24	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	256
148.184.84.0/24	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	256
2620:129:2000::/42	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	~77×10²⁴
2620:129:2045::/48	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	~1×10²⁴
148.184.185.0/24	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	256
148.184.61.0/24	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	256
148.184.192.0/18	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	16384
148.184.42.0/24	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	256
148.184.230.0/24	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	256
2620:129:2000::/46	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	~5×10²⁴
2620:129:2003::/48	AS27016	U.S. Nuclear Regulatory Commission	United States Nuclear Regulatory Commission	~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:       27016
ASName:         NRC-NET
ASHandle:       AS27016
RegDate:        2003-01-14
Updated:        2014-12-12
Ref:            https://rdap.arin.net/registry/autnum/27016


OrgName:        United States Nuclear Regulatory Commission
OrgId:          USNRC
Address:        11545 Rockville Pike
City:           Rockville
StateProv:      MD
PostalCode:     20852
Country:        US
RegDate:        1991-01-01
Updated:        2025-10-20
Ref:            https://rdap.arin.net/registry/entity/USNRC


OrgTechHandle: RAYSE11-ARIN
OrgTechName:   Ray, Sean 
OrgTechPhone:  +1-301-415-3977 
OrgTechEmail:  Sean.Ray@nrc.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/RAYSE11-ARIN

OrgTechHandle: VOMIN-ARIN
OrgTechName:   VO, MinTuan 
OrgTechPhone:  +1-301-415-1349 
OrgTechEmail:  MinhTuan.Vo@nrc.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/VOMIN-ARIN

OrgDNSHandle: LIDEL3-ARIN
OrgDNSName:   Lidell, Michael 
OrgDNSPhone:  +1-301-287-9265 
OrgDNSEmail:  mcl2@nrc.gov
OrgDNSRef:    https://rdap.arin.net/registry/entity/LIDEL3-ARIN

OrgNOCHandle: NOC2484-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-301-415-8150 
OrgNOCEmail:  noc@nrc.gov
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC2484-ARIN

OrgAbuseHandle: AMW5-ARIN
OrgAbuseName:   Wilkins, Antonio M.
OrgAbusePhone:  +1-301-287-0643 
OrgAbuseEmail:  antonio.wilkins@nrc.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/AMW5-ARIN

OrgNOCHandle: AMW5-ARIN
OrgNOCName:   Wilkins, Antonio M.
OrgNOCPhone:  +1-301-287-0643 
OrgNOCEmail:  antonio.wilkins@nrc.gov
OrgNOCRef:    https://rdap.arin.net/registry/entity/AMW5-ARIN

OrgTechHandle: LIDEL3-ARIN
OrgTechName:   Lidell, Michael 
OrgTechPhone:  +1-301-287-9265 
OrgTechEmail:  mcl2@nrc.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/LIDEL3-ARIN

OrgTechHandle: AMW5-ARIN
OrgTechName:   Wilkins, Antonio M.
OrgTechPhone:  +1-301-287-0643 
OrgTechEmail:  antonio.wilkins@nrc.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/AMW5-ARIN

RTechHandle: AMW5-ARIN
RTechName:   Wilkins, Antonio M.
RTechPhone:  +1-301-287-0643 
RTechEmail:  antonio.wilkins@nrc.gov
RTechRef:    https://rdap.arin.net/registry/entity/AMW5-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" : "27016",
    "as_handle" : "AS27016",
    "as_name" : "NRC-NET",
    "admin_contacts" : [ "LIDEL3-ARIN" ],
    "tech_contacts" : [ "RAYSE11-ARIN", "VOMIN-ARIN", "LIDEL3-ARIN", "AMW5-ARIN", "AMW5-ARIN" ],
    "abuse_contacts" : [ "AMW5-ARIN" ],
    "date_created" : "2003-01-14",
    "date_updated" : "2014-12-12",
    "source" : "https://rdap.arin.net/registry/autnum/27016"
  } ],
  "organization" : {
    "handle" : "USNRC",
    "name" : "United States Nuclear Regulatory Commission",
    "address" : [ "11545 Rockville Pike", "Rockville", "MD", "20852", "US" ],
    "street" : "Rockville Pike",
    "city" : "Rockville",
    "state" : "MD",
    "zip_code" : "20852",
    "country" : [ "US" ],
    "date_created" : "1991-01-01",
    "date_updated" : "2025-10-20",
    "source" : "https://rdap.arin.net/registry/entity/USNRC",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "LIDEL3-ARIN",
    "name" : "Lidell, Michael",
    "email" : [ "mcl2@nrc.gov" ],
    "phone" : [ "+1-301-287-9265" ],
    "source" : "https://rdap.arin.net/registry/entity/LIDEL3-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "RAYSE11-ARIN",
    "name" : "Ray, Sean",
    "email" : [ "Sean.Ray@nrc.gov" ],
    "phone" : [ "+1-301-415-3977" ],
    "source" : "https://rdap.arin.net/registry/entity/RAYSE11-ARIN"
  }, {
    "handle" : "VOMIN-ARIN",
    "name" : "VO, MinTuan",
    "email" : [ "MinhTuan.Vo@nrc.gov" ],
    "phone" : [ "+1-301-415-1349" ],
    "source" : "https://rdap.arin.net/registry/entity/VOMIN-ARIN"
  }, {
    "handle" : "LIDEL3-ARIN",
    "name" : "Lidell, Michael",
    "email" : [ "mcl2@nrc.gov" ],
    "phone" : [ "+1-301-287-9265" ],
    "source" : "https://rdap.arin.net/registry/entity/LIDEL3-ARIN"
  }, {
    "handle" : "AMW5-ARIN",
    "name" : "Wilkins, Antonio M.",
    "email" : [ "antonio.wilkins@nrc.gov" ],
    "phone" : [ "+1-301-287-0643" ],
    "source" : "https://rdap.arin.net/registry/entity/AMW5-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AMW5-ARIN",
    "name" : "Wilkins, Antonio M.",
    "email" : [ "antonio.wilkins@nrc.gov" ],
    "phone" : [ "+1-301-287-0643" ],
    "source" : "https://rdap.arin.net/registry/entity/AMW5-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS22909	Comcast Cable Communications, LLC	US
AS15830	Equinix EMEA Acquisition Enterprises B.V.	NL
AS33287	Comcast Cable Communications, LLC	US
AS33659	Comcast Cable Communications, LLC	US
AS33657	Comcast Cable Communications, LLC	US
AS7922	Comcast Cable Communications, LLC	US

Upstreams

AS Number	Description	Country
AS22909	Comcast Cable Communications, LLC	US
AS15830	Equinix EMEA Acquisition Enterprises B.V.	NL
AS33287	Comcast Cable Communications, LLC	US
AS33659	Comcast Cable Communications, LLC	US
AS33657	Comcast Cable Communications, LLC	US
AS7922	Comcast Cable Communications, LLC	US

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