ASN AS17035 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS17035?

AS17035 is listed under NBCUniversal.

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.

AS17035 NBCUniversal | IPGeolocation.io

ASN Lookup Tool

NBCUniversal nbcuni.com

US 33 Routes

AS Data

AS17035

AS17035 – NBCUniversal

AS Number	17035
AS Name	NBCUNI-17035
Organization	NBCUniversal (nbcun-5)
Country	US
Website	nbcuni.com
Number of IPv4 Routes	33
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2000-07-17

ASN Intelligence API for production workflows

Use ASN data for AS17035 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
70.39.45.0/24	AS17035	NBCUniversal	NBCUniversal	256
216.4.178.0/23	AS17035	NBCUniversal	NBCUniversal	512
70.39.58.0/24	AS17035	NBCUniversal	NBCUniversal	256
209.23.192.0/22	AS17035	NBCUniversal	Comcast Cable Communications, LLC	1024
8.11.200.0/24	AS17035	NBCUniversal	Level 3 Parent, LLC	256
216.178.104.0/21	AS17035	NBCUniversal	NBCUniversal	2048
50.221.162.0/23	AS17035	NBCUniversal	Comcast Cable Communications, LLC	512
173.213.208.0/24	AS17035	NBCUniversal	NBCUniversal	256
50.220.223.0/24	AS17035	NBCUniversal	Comcast Cable Communications, LLC	256
70.39.44.0/24	AS17035	NBCUniversal	NBCUniversal	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:       17035
ASName:         NBCUNI-17035
ASHandle:       AS17035
RegDate:        2000-07-17
Updated:        2019-11-06
Ref:            https://rdap.arin.net/registry/autnum/17035


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

RTechHandle: NBCUT-ARIN
RTechName:   NBCU Technical
RTechPhone:  +1-818-777-9673 
RTechEmail:  nbcu_arintech@nbcuni.com
RTechRef:    https://rdap.arin.net/registry/entity/NBCUT-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" : "17035",
    "as_handle" : "AS17035",
    "as_name" : "NBCUNI-17035",
    "tech_contacts" : [ "NBCUT-ARIN", "NBCUT-ARIN" ],
    "abuse_contacts" : [ "INFOS6-ARIN" ],
    "date_created" : "2000-07-17",
    "date_updated" : "2019-11-06",
    "source" : "https://rdap.arin.net/registry/autnum/17035"
  } ],
  "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
AS33491	Comcast Cable Communications, LLC	US
AS46887	Crown Castle Fiber LLC	US
AS7015	Comcast Cable Communications, LLC	US
AS33287	Comcast Cable Communications, LLC	US
AS286	GTT Communications Inc.	NL
AS286	GTT Communications Inc.	US
AS701	Verizon Business/UUnet	US
AS33657	Comcast Cable Communications, LLC	US
AS33667	Comcast Cable Communications, LLC	US
AS271253	LINK BRASIL TELECOMUNICACOES LTDA	BR

Upstreams

AS Number	Description	Country
AS33491	Comcast Cable Communications, LLC	US
AS46887	Crown Castle Fiber LLC	US
AS7015	Comcast Cable Communications, LLC	US
AS33287	Comcast Cable Communications, LLC	US
AS286	GTT Communications Inc.	US
AS33657	Comcast Cable Communications, LLC	US
AS33667	Comcast Cable Communications, LLC	US
AS33662	Comcast Cable Communications, LLC	US
AS20214	Comcast Cable Communications, LLC	US
AS33651	Comcast Cable Communications, LLC	US

Downstreams

AS Number	Description	Country
AS17060	NBCUniversal	US