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.

AS27349 Definitive Networks, Inc.

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

Definitive Networks, Inc. dni.net

US 5 Routes

AS Data

AS27349

AS27349 – Definitive Networks, Inc.

AS Number	27349
AS Name	DNI-4305
Organization	Definitive Networks, Inc. (dn-4)
Country	US
Website	dni.net
Number of IPv4 Routes	5
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2011-09-22

ASN Intelligence API for production workflows

Use ASN data for AS27349 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

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
162.208.67.0/24	AS27349	Definitive Networks, Inc.	Definitive Networks, Inc.	256
174.47.233.0/24	AS27349	Definitive Networks, Inc.	Level 3 Parent, LLC	256
162.208.64.0/24	AS27349	Definitive Networks, Inc.	Definitive Networks, Inc.	256
162.208.65.0/24	AS27349	Definitive Networks, Inc.	Definitive Networks, Inc.	256
162.208.66.0/24	AS27349	Definitive Networks, Inc.	Definitive Networks, Inc.	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:       27349
ASName:         DNI-4305
ASHandle:       AS27349
RegDate:        2011-09-22
Updated:        2012-03-02
Comment:        http://www.dni.net
Ref:            https://rdap.arin.net/registry/autnum/27349


OrgName:        Definitive Networks, Inc.
OrgId:          DN-4
Address:        4309 Hacienda Drive
Address:        Suite 170
City:           Pleasanton
StateProv:      CA
PostalCode:     94588
Country:        US
RegDate:        2011-09-19
Updated:        2024-11-25
Ref:            https://rdap.arin.net/registry/entity/DN-4


OrgAbuseHandle: LECOM1-ARIN
OrgAbuseName:   Lecomte, Ryan 
OrgAbusePhone:  +1-925-305-5002 
OrgAbuseEmail:  rlecomte@dni.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/LECOM1-ARIN

OrgTechHandle: LECOM1-ARIN
OrgTechName:   Lecomte, Ryan 
OrgTechPhone:  +1-925-305-5002 
OrgTechEmail:  rlecomte@dni.net
OrgTechRef:    https://rdap.arin.net/registry/entity/LECOM1-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" : "27349",
    "as_handle" : "AS27349",
    "as_name" : "DNI-4305",
    "tech_contacts" : [ "LECOM1-ARIN" ],
    "abuse_contacts" : [ "LECOM1-ARIN" ],
    "date_created" : "2011-09-22",
    "date_updated" : "2012-03-02",
    "source" : "https://rdap.arin.net/registry/autnum/27349"
  } ],
  "organization" : {
    "handle" : "DN-4",
    "name" : "Definitive Networks, Inc.",
    "address" : [ "4309 Hacienda Drive", "Suite 170", "Pleasanton", "CA", "94588", "US" ],
    "street" : "Hacienda Drive",
    "city" : "Pleasanton",
    "state" : "CA",
    "zip_code" : "94588",
    "country" : [ "US" ],
    "date_created" : "2011-09-19",
    "date_updated" : "2024-11-25",
    "source" : "https://rdap.arin.net/registry/entity/DN-4",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "LECOM1-ARIN",
    "name" : "Lecomte, Ryan",
    "email" : [ "rlecomte@dni.net" ],
    "phone" : [ "+1-925-305-5002" ],
    "source" : "https://rdap.arin.net/registry/entity/LECOM1-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "LECOM1-ARIN",
    "name" : "Lecomte, Ryan",
    "email" : [ "rlecomte@dni.net" ],
    "phone" : [ "+1-925-305-5002" ],
    "source" : "https://rdap.arin.net/registry/entity/LECOM1-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS15830	Equinix EMEA Acquisition Enterprises B.V.	NL
AS27224	Equinix, Inc.	US
AS15830	Equinix (EMEA) Acquisition Enterprises B.V.	NL

Upstreams

AS Number	Description	Country
AS15830	Equinix EMEA Acquisition Enterprises B.V.	NL
AS27224	Equinix, Inc.	US

Frequently Asked Questions

What is ASN AS27349?

ASN AS27349 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS27349?

AS27349 is listed under Definitive Networks, Inc..

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.