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AS402028 Zephyr Broadband, LLC

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

Zephyr Broadband, LLC zephyrbroadband.com

US 3 Routes

AS Data

AS402028

AS402028 – Zephyr Broadband, LLC

AS Number	402028
AS Name	ZEPHYR-BROADBAND
Organization	Zephyr Broadband, LLC (zbl-11)
Country	US
Website	zephyrbroadband.com
Number of IPv4 Routes	1
Number of IPv6 Routes	2
ASN type	ISP
Registry	ARIN
Date Allocated	2025-09-29

ASN Intelligence API for production workflows

Use ASN data for AS402028 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
23.151.188.0/24	AS402028	Zephyr Broadband, LLC	Zephyr Broadband, LLC	256
2604:2320:1000::/36	AS402028	Zephyr Broadband, LLC	Zephyr Broadband, LLC	~5×10²⁷
2604:2320::/36	AS402028	Zephyr Broadband, LLC	Zephyr Broadband, LLC	~5×10²⁷

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:       402028
ASName:         ZEPHYR-BROADBAND
ASHandle:       AS402028
RegDate:        2025-09-29
Updated:        2025-09-29
Ref:            https://rdap.arin.net/registry/autnum/402028


OrgName:        Zephyr Broadband, LLC
OrgId:          ZBL-11
Address:        876 South 950 East
City:           Pleasant Grove
StateProv:      UT
PostalCode:     84062
Country:        US
RegDate:        2025-09-16
Updated:        2025-09-22
Ref:            https://rdap.arin.net/registry/entity/ZBL-11


OrgAbuseHandle: ABUSE9415-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-435-669-2249 
OrgAbuseEmail:  abuse@zephyrbroadband.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE9415-ARIN

OrgTechHandle: MCDON694-ARIN
OrgTechName:   McDonald, Stanley 
OrgTechPhone:  +1-435-669-2249 
OrgTechEmail:  tagg@zephyrbroadband.com
OrgTechRef:    https://rdap.arin.net/registry/entity/MCDON694-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" : "402028",
    "as_handle" : "AS402028",
    "as_name" : "ZEPHYR-BROADBAND",
    "tech_contacts" : [ "MCDON694-ARIN" ],
    "abuse_contacts" : [ "ABUSE9415-ARIN" ],
    "date_created" : "2025-09-29",
    "date_updated" : "2025-09-29",
    "source" : "https://rdap.arin.net/registry/autnum/402028"
  } ],
  "organization" : {
    "handle" : "ZBL-11",
    "name" : "Zephyr Broadband, LLC",
    "address" : [ "876 South 950 East", "Pleasant Grove", "UT", "84062", "US" ],
    "street" : "South 950 East",
    "city" : "Pleasant Grove",
    "state" : "UT",
    "zip_code" : "84062",
    "country" : [ "US" ],
    "date_created" : "2025-09-16",
    "date_updated" : "2025-09-22",
    "source" : "https://rdap.arin.net/registry/entity/ZBL-11",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "MCDON694-ARIN",
    "name" : "McDonald, Stanley",
    "email" : [ "tagg@zephyrbroadband.com" ],
    "phone" : [ "+1-435-669-2249" ],
    "source" : "https://rdap.arin.net/registry/entity/MCDON694-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "ABUSE9415-ARIN",
    "name" : "Abuse",
    "email" : [ "abuse@zephyrbroadband.com" ],
    "phone" : [ "+1-435-669-2249" ],
    "source" : "https://rdap.arin.net/registry/entity/ABUSE9415-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS6315	XMission, L.C.	US

Upstreams

AS Number	Description	Country
AS6315	XMission, L.C.	US

Contacts

Email Contacts

tagg@zephyrbroadband.com

Abuse Contacts

abuse@zephyrbroadband.com

Frequently Asked Questions

What is ASN AS402028?

ASN AS402028 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS402028?

AS402028 is listed under Zephyr Broadband, LLC.

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.