ASN AS36426 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS36426?

AS36426 is listed under IsoTropic Networks, Inc..

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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AS36426 IsoTropic Networks, Inc.

ASN Lookup Tool

IsoTropic Networks, Inc. isotropic.network

US 16 Routes

AS Data

AS36426

AS36426 – IsoTropic Networks, Inc.

AS Number	36426
AS Name	ISOTRASN
Organization	IsoTropic Networks, Inc. (isotr-1)
Country	US
Website	isotropic.network
Number of IPv4 Routes	16
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	2010-05-13

ASN Intelligence API for production workflows

Use ASN data for AS36426 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
162.220.94.0/24	AS36426	IsoTropic Networks, Inc.	DataDrill Communications Inc	256
75.7.71.0/24	AS36426	IsoTropic Networks, Inc.	IsoTropic Networks, Inc	256
100.42.0.0/20	AS36426	IsoTropic Networks, Inc.	Isotropic Networks	4096
75.7.64.0/21	AS36426	IsoTropic Networks, Inc.	IsoTropic Networks, Inc	2048
162.220.92.0/24	AS36426	IsoTropic Networks, Inc.	DataDrill Communications Inc	256
162.220.88.0/21	AS36426	IsoTropic Networks, Inc.	Isotropic Networks, Inc.	2048
162.220.93.0/24	AS36426	IsoTropic Networks, Inc.	Datadrill Communications USA Corp	256
162.255.244.0/22	AS36426	IsoTropic Networks, Inc.	IsoTropic Networks, Inc.	1024
70.232.240.0/21	AS36426	IsoTropic Networks, Inc.	IsoTropic Networks, Inc	2048
192.200.12.0/22	AS36426	IsoTropic Networks, Inc.	Isotropic Networks, Inc.	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:       36426
ASName:         ISOTRASN
ASHandle:       AS36426
RegDate:        2010-05-13
Updated:        2022-05-26
Ref:            https://rdap.arin.net/registry/autnum/36426


OrgName:        IsoTropic Networks, Inc.
OrgId:          ISOTR-1
Address:        W2835 Krueger Road
City:           Lake Geneva
StateProv:      WI
PostalCode:     53147
Country:        US
RegDate:        2009-12-01
Updated:        2024-11-25
Comment:        http://www.isosat.net
Ref:            https://rdap.arin.net/registry/entity/ISOTR-1


OrgTechHandle: BODEN-ARIN
OrgTechName:   Boden, James 
OrgTechPhone:  +1-262-248-9600 
OrgTechEmail:  it_department@isotropic.network
OrgTechRef:    https://rdap.arin.net/registry/entity/BODEN-ARIN

OrgNOCHandle: NOCSU26-ARIN
OrgNOCName:   NOC Support
OrgNOCPhone:  +1-262-248-9600 
OrgNOCEmail:  noc@isotropic.network
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOCSU26-ARIN

OrgAbuseHandle: NOCSU26-ARIN
OrgAbuseName:   NOC Support
OrgAbusePhone:  +1-262-248-9600 
OrgAbuseEmail:  noc@isotropic.network
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOCSU26-ARIN

RNOCHandle: NOCSU26-ARIN
RNOCName:   NOC Support
RNOCPhone:  +1-262-248-9600 
RNOCEmail:  noc@isotropic.network
RNOCRef:    https://rdap.arin.net/registry/entity/NOCSU26-ARIN

RTechHandle: ITDEP294-ARIN
RTechName:   IT Department
RTechPhone:  +1-262-248-9600 
RTechEmail:  it_department@isotropic.network
RTechRef:    https://rdap.arin.net/registry/entity/ITDEP294-ARIN

RAbuseHandle: ITDEP294-ARIN
RAbuseName:   IT Department
RAbusePhone:  +1-262-248-9600 
RAbuseEmail:  it_department@isotropic.network
RAbuseRef:    https://rdap.arin.net/registry/entity/ITDEP294-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" : "36426",
    "as_handle" : "AS36426",
    "as_name" : "ISOTRASN",
    "tech_contacts" : [ "BODEN-ARIN", "ITDEP294-ARIN" ],
    "abuse_contacts" : [ "NOCSU26-ARIN", "ITDEP294-ARIN" ],
    "date_created" : "2010-05-13",
    "date_updated" : "2022-05-26",
    "source" : "https://rdap.arin.net/registry/autnum/36426"
  } ],
  "organization" : {
    "handle" : "ISOTR-1",
    "name" : "IsoTropic Networks, Inc.",
    "address" : [ "W2835 Krueger Road", "Lake Geneva", "WI", "53147", "US" ],
    "street" : "Krueger Road",
    "city" : "Lake Geneva",
    "state" : "WI",
    "zip_code" : "53147",
    "country" : [ "US" ],
    "date_created" : "2009-12-01",
    "date_updated" : "2024-11-25",
    "source" : "https://rdap.arin.net/registry/entity/ISOTR-1",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "BODEN-ARIN",
    "name" : "Boden, James",
    "email" : [ "it_department@isotropic.network" ],
    "phone" : [ "+1-262-248-9600" ],
    "source" : "https://rdap.arin.net/registry/entity/BODEN-ARIN"
  }, {
    "handle" : "ITDEP294-ARIN",
    "name" : "IT Department",
    "email" : [ "it_department@isotropic.network" ],
    "phone" : [ "+1-262-248-9600" ],
    "source" : "https://rdap.arin.net/registry/entity/ITDEP294-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "NOCSU26-ARIN",
    "name" : "NOC Support",
    "email" : [ "noc@isotropic.network" ],
    "phone" : [ "+1-262-248-9600" ],
    "source" : "https://rdap.arin.net/registry/entity/NOCSU26-ARIN"
  }, {
    "handle" : "ITDEP294-ARIN",
    "name" : "IT Department",
    "email" : [ "it_department@isotropic.network" ],
    "phone" : [ "+1-262-248-9600" ],
    "source" : "https://rdap.arin.net/registry/entity/ITDEP294-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US
AS16851	NebraskaLink	US

Upstreams

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US
AS16851	NebraskaLink	US