What is ASN AS402778?

ASN AS402778 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS402778?

AS402778 is listed under Atabyte LLC.

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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AS402778 Atabyte LLC | IPGeolocation.io

ASN Lookup Tool

Atabyte LLC atabyte.net

US 5 Routes

AS Data

AS402778

AS402778 – Atabyte LLC

AS Number	402778
AS Name	ATABYTE
Organization	Atabyte LLC (al-3151)
Country	US
Website	atabyte.net
Number of IPv4 Routes	1
Number of IPv6 Routes	4
ASN type	ISP
Registry	ARIN
Date Allocated	2026-07-17

ASN Intelligence API for production workflows

Use ASN data for AS402778 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	ISP	# IPs
2602:f33f:400::/38	AS0	Atabyte LLC	~1×10²⁷
2602:f33f:c00::/38	AS0	Atabyte LLC	~1×10²⁷
2602:f33f:800::/38	AS0	Atabyte LLC	~1×10²⁷
23.161.164.0/24	AS0	American Registry for Internet Numbers	256
2602:f33f::/38	AS0	Atabyte LLC	~1×10²⁷

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:       402778
ASName:         ATABYTE
ASHandle:       AS402778
RegDate:        2026-07-17
Updated:        2026-07-17
Comment:        https://www.atabyte.net
Ref:            https://rdap.arin.net/registry/autnum/402778


OrgName:        Atabyte LLC
OrgId:          AL-3151
Address:        PO Box 273
City:           Bloomington
StateProv:      IL
PostalCode:     61702
Country:        US
RegDate:        2026-04-28
Updated:        2026-07-27
Ref:            https://rdap.arin.net/registry/entity/AL-3151


OrgAbuseHandle: ATABY3-ARIN
OrgAbuseName:   Atabyte Abuse
OrgAbusePhone:  +1-217-358-3968 
OrgAbuseEmail:  abuse@atabyte.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ATABY3-ARIN

OrgRoutingHandle: ATABY1-ARIN
OrgRoutingName:   Atabyte NOC
OrgRoutingPhone:  +1-217-358-3968 
OrgRoutingEmail:  noc@atabyte.net
OrgRoutingRef:    https://rdap.arin.net/registry/entity/ATABY1-ARIN

OrgNOCHandle: ATABY1-ARIN
OrgNOCName:   Atabyte NOC
OrgNOCPhone:  +1-217-358-3968 
OrgNOCEmail:  noc@atabyte.net
OrgNOCRef:    https://rdap.arin.net/registry/entity/ATABY1-ARIN

OrgTechHandle: BARTI5-ARIN
OrgTechName:   Bartimus, Jared 
OrgTechPhone:  +1-217-358-3968 
OrgTechEmail:  arin@atabyte.net
OrgTechRef:    https://rdap.arin.net/registry/entity/BARTI5-ARIN

OrgDNSHandle: ATABY1-ARIN
OrgDNSName:   Atabyte NOC
OrgDNSPhone:  +1-217-358-3968 
OrgDNSEmail:  noc@atabyte.net
OrgDNSRef:    https://rdap.arin.net/registry/entity/ATABY1-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" : "402778",
    "as_handle" : "AS402778",
    "as_name" : "ATABYTE",
    "admin_contacts" : [ "ATABY1-ARIN" ],
    "tech_contacts" : [ "ATABY1-ARIN", "BARTI5-ARIN" ],
    "abuse_contacts" : [ "ATABY3-ARIN" ],
    "date_created" : "2026-07-17",
    "date_updated" : "2026-07-17",
    "source" : "https://rdap.arin.net/registry/autnum/402778"
  } ],
  "organization" : {
    "handle" : "AL-3151",
    "name" : "Atabyte LLC",
    "address" : [ "PO Box 273", "Bloomington", "IL", "61702", "US" ],
    "city" : "Bloomington",
    "state" : "IL",
    "zip_code" : "61702",
    "country" : [ "US" ],
    "date_created" : "2026-04-28",
    "date_updated" : "2026-07-27",
    "source" : "https://rdap.arin.net/registry/entity/AL-3151",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "ATABY1-ARIN",
    "name" : "Atabyte NOC",
    "email" : [ "noc@atabyte.net" ],
    "phone" : [ "+1-217-358-3968" ],
    "source" : "https://rdap.arin.net/registry/entity/ATABY1-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "ATABY1-ARIN",
    "name" : "Atabyte NOC",
    "email" : [ "noc@atabyte.net" ],
    "phone" : [ "+1-217-358-3968" ],
    "source" : "https://rdap.arin.net/registry/entity/ATABY1-ARIN"
  }, {
    "handle" : "BARTI5-ARIN",
    "name" : "Bartimus, Jared",
    "email" : [ "arin@atabyte.net" ],
    "phone" : [ "+1-217-358-3968" ],
    "source" : "https://rdap.arin.net/registry/entity/BARTI5-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "ATABY3-ARIN",
    "name" : "Atabyte Abuse",
    "email" : [ "abuse@atabyte.net" ],
    "phone" : [ "+1-217-358-3968" ],
    "source" : "https://rdap.arin.net/registry/entity/ATABY3-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS52025	ParadoxNetworks Limited	GB
AS20473	The Constant Company, LLC	US

Upstreams

AS Number	Description	Country
AS20473	The Constant Company, LLC	US

Contacts

Email Contacts

noc@atabyte.net arin@atabyte.net

Abuse Contacts

abuse@atabyte.net