What is ASN AS399321?

ASN AS399321 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS399321?

AS399321 is listed under Defend Edge.

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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AS399321 Defend Edge | IPGeolocation.io

ASN Lookup Tool

Defend Edge defendedge.com

US 1 Routes

AS Data

AS399321

AS399321 – Defend Edge

AS Number	399321
AS Name	HELLO-DEFENDEDGE-01
Organization	Defend Edge (dol-39)
Country	US
Website	defendedge.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	2021-02-04

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
104.224.42.0/24	AS399321	Defend Edge	Defend Edge	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:       399321
ASName:         HELLO-DEFENDEDGE-01
ASHandle:       AS399321
RegDate:        2021-02-04
Updated:        2021-02-04
Comment:        http://www.DefendEdge.com
Comment:        24/7 SOC. Contact Get Help for additional support
Ref:            https://rdap.arin.net/registry/autnum/399321


OrgName:        Defend Edge
OrgId:          DOL-39
Address:        505 W Grand Avenue, Suite 200
City:           Elmhurst
StateProv:      IL
PostalCode:     60126
Country:        US
RegDate:        2020-11-12
Updated:        2025-11-03
Comment:        DEFEND EDGE CYBER SECURITY COMPANY
Ref:            https://rdap.arin.net/registry/entity/DOL-39


OrgNOCHandle: TRIAN19-ARIN
OrgNOCName:   Triantafillos, Taso 
OrgNOCPhone:  +1-872-302-1239 
OrgNOCEmail:  tasot@defendedge.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/TRIAN19-ARIN

OrgRoutingHandle: TRIAN19-ARIN
OrgRoutingName:   Triantafillos, Taso 
OrgRoutingPhone:  +1-872-302-1239 
OrgRoutingEmail:  tasot@defendedge.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/TRIAN19-ARIN

OrgTechHandle: TRIAN19-ARIN
OrgTechName:   Triantafillos, Taso 
OrgTechPhone:  +1-872-302-1239 
OrgTechEmail:  tasot@defendedge.com
OrgTechRef:    https://rdap.arin.net/registry/entity/TRIAN19-ARIN

OrgNOCHandle: NICHO721-ARIN
OrgNOCName:   Nichols, Josh 
OrgNOCPhone:  +1-872-302-1239 
OrgNOCEmail:  JOSHN@DEFENDEDGE.COM
OrgNOCRef:    https://rdap.arin.net/registry/entity/NICHO721-ARIN

OrgTechHandle: NICHO721-ARIN
OrgTechName:   Nichols, Josh 
OrgTechPhone:  +1-872-302-1239 
OrgTechEmail:  JOSHN@DEFENDEDGE.COM
OrgTechRef:    https://rdap.arin.net/registry/entity/NICHO721-ARIN

OrgAbuseHandle: TRIAN19-ARIN
OrgAbuseName:   Triantafillos, Taso 
OrgAbusePhone:  +1-872-302-1239 
OrgAbuseEmail:  tasot@defendedge.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/TRIAN19-ARIN

OrgDNSHandle: TRIAN19-ARIN
OrgDNSName:   Triantafillos, Taso 
OrgDNSPhone:  +1-872-302-1239 
OrgDNSEmail:  tasot@defendedge.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/TRIAN19-ARIN

OrgRoutingHandle: NICHO721-ARIN
OrgRoutingName:   Nichols, Josh 
OrgRoutingPhone:  +1-872-302-1239 
OrgRoutingEmail:  JOSHN@DEFENDEDGE.COM
OrgRoutingRef:    https://rdap.arin.net/registry/entity/NICHO721-ARIN

OrgDNSHandle: NICHO721-ARIN
OrgDNSName:   Nichols, Josh 
OrgDNSPhone:  +1-872-302-1239 
OrgDNSEmail:  JOSHN@DEFENDEDGE.COM
OrgDNSRef:    https://rdap.arin.net/registry/entity/NICHO721-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" : "399321",
    "as_handle" : "AS399321",
    "as_name" : "HELLO-DEFENDEDGE-01",
    "admin_contacts" : [ "TRIAN19-ARIN", "NICHO721-ARIN" ],
    "tech_contacts" : [ "TRIAN19-ARIN", "TRIAN19-ARIN", "NICHO721-ARIN", "NICHO721-ARIN" ],
    "abuse_contacts" : [ "TRIAN19-ARIN" ],
    "date_created" : "2021-02-04",
    "date_updated" : "2021-02-04",
    "source" : "https://rdap.arin.net/registry/autnum/399321"
  } ],
  "organization" : {
    "handle" : "DOL-39",
    "name" : "Defend Edge",
    "address" : [ "505 W Grand Avenue, Suite 200", "Elmhurst", "IL", "60126", "US" ],
    "street" : "W Grand Avenue",
    "city" : "Elmhurst",
    "state" : "IL",
    "zip_code" : "60126",
    "country" : [ "US" ],
    "date_created" : "2020-11-12",
    "date_updated" : "2025-11-03",
    "source" : "https://rdap.arin.net/registry/entity/DOL-39",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "TRIAN19-ARIN",
    "name" : "Triantafillos, Taso",
    "email" : [ "tasot@defendedge.com" ],
    "phone" : [ "+1-872-302-1239" ],
    "source" : "https://rdap.arin.net/registry/entity/TRIAN19-ARIN"
  }, {
    "handle" : "NICHO721-ARIN",
    "name" : "Nichols, Josh",
    "email" : [ "JOSHN@DEFENDEDGE.COM" ],
    "phone" : [ "+1-872-302-1239" ],
    "source" : "https://rdap.arin.net/registry/entity/NICHO721-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "TRIAN19-ARIN",
    "name" : "Triantafillos, Taso",
    "email" : [ "tasot@defendedge.com" ],
    "phone" : [ "+1-872-302-1239" ],
    "source" : "https://rdap.arin.net/registry/entity/TRIAN19-ARIN"
  }, {
    "handle" : "NICHO721-ARIN",
    "name" : "Nichols, Josh",
    "email" : [ "JOSHN@DEFENDEDGE.COM" ],
    "phone" : [ "+1-872-302-1239" ],
    "source" : "https://rdap.arin.net/registry/entity/NICHO721-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "TRIAN19-ARIN",
    "name" : "Triantafillos, Taso",
    "email" : [ "tasot@defendedge.com" ],
    "phone" : [ "+1-872-302-1239" ],
    "source" : "https://rdap.arin.net/registry/entity/TRIAN19-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS12213	Centersquare	US

Upstreams

AS Number	Description	Country
AS12213	Centersquare	US