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AS54040 NBCUniversal | IPGeolocation.io

Q: Why is WHOIS data shown for an ASN?

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

ASN Lookup Tool

NBCUniversal nbcuni.com

US 2 Routes

AS Data

AS54040

AS54040 – NBCUniversal

AS Number	54040
AS Name	NBCUNI
Organization	NBCUniversal (nbcun-5)
Country	US
Website	nbcuni.com
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2011-09-14

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Use ASN data for AS54040 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
216.39.34.0/23	AS54040	NBCUniversal	NBCUniversal	512
50.234.250.0/24	AS54040	NBCUniversal	Comcast Cable Communications, LLC	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:       54040
ASName:         NBCUNI
ASHandle:       AS54040
RegDate:        2011-09-14
Updated:        2014-06-09
Ref:            https://rdap.arin.net/registry/autnum/54040


OrgName:        NBCUniversal
OrgId:          NBCUN-5
Address:        30 ROCKEFELLER CENTER
City:           NEW YORK
StateProv:      NY
PostalCode:     10112
Country:        US
RegDate:        2006-12-11
Updated:        2025-01-21
Ref:            https://rdap.arin.net/registry/entity/NBCUN-5


OrgNOCHandle: NBCUO-ARIN
OrgNOCName:   NBCUO-ARIN
OrgNOCPhone:  +1-818-777-9673 
OrgNOCEmail:  nbcu_arinops@nbcuni.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/NBCUO-ARIN

OrgTechHandle: NBCUT-ARIN
OrgTechName:   NBCU Technical
OrgTechPhone:  +1-818-777-9673 
OrgTechEmail:  nbcu_arintech@nbcuni.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NBCUT-ARIN

OrgAbuseHandle: INFOS6-ARIN
OrgAbuseName:   InfoSec
OrgAbusePhone:  +1-212-664-4444 
OrgAbuseEmail:  sralerts@nbcuni.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/INFOS6-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" : "54040",
    "as_handle" : "AS54040",
    "as_name" : "NBCUNI",
    "tech_contacts" : [ "NBCUT-ARIN" ],
    "abuse_contacts" : [ "INFOS6-ARIN" ],
    "date_created" : "2011-09-14",
    "date_updated" : "2014-06-09",
    "source" : "https://rdap.arin.net/registry/autnum/54040"
  } ],
  "organization" : {
    "handle" : "NBCUN-5",
    "name" : "NBCUniversal",
    "address" : [ "30 ROCKEFELLER CENTER", "NEW YORK", "NY", "10112", "US" ],
    "city" : "New York",
    "state" : "NY",
    "zip_code" : "10112",
    "country" : [ "US" ],
    "date_created" : "2006-12-11",
    "date_updated" : "2025-01-21",
    "source" : "https://rdap.arin.net/registry/entity/NBCUN-5",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "NBCUT-ARIN",
    "name" : "NBCU Technical",
    "email" : [ "nbcu_arintech@nbcuni.com" ],
    "phone" : [ "+1-818-777-9673" ],
    "source" : "https://rdap.arin.net/registry/entity/NBCUT-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "INFOS6-ARIN",
    "name" : "InfoSec",
    "email" : [ "sralerts@nbcuni.com" ],
    "phone" : [ "+1-212-664-4444" ],
    "source" : "https://rdap.arin.net/registry/entity/INFOS6-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS22694	NBCUniversal	US

Upstreams

AS Number	Description	Country
AS22694	NBCUniversal	US

Frequently Asked Questions

What is ASN AS54040?

ASN AS54040 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS54040?

AS54040 is listed under NBCUniversal.

What do peers, upstreams, and downstreams mean?

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 included here?

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

How can I access full ASN table data?

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.