What is ASN AS397866?

ASN AS397866 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS397866?

AS397866 is listed under EarthLink.

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?

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.

AS397866 EarthLink | IPGeolocation.io

ASN Lookup Tool

EarthLink elnk.com

US 8 Routes

AS Data

AS397866

AS397866 – EarthLink

AS Number	397866
AS Name	ELN-ATL-HQ
Organization	EarthLink (el-1036)
Country	US
Website	elnk.com
Number of IPv4 Routes	8
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	2019-08-22

ASN Intelligence API for production workflows

Use ASN data for AS397866 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
24.41.68.0/24	AS397866	EarthLink	EarthLink	256
24.41.64.0/24	AS397866	EarthLink	EARTHLINK, INC	256
24.41.95.0/24	AS397866	EarthLink	EARTHLINK, INC	256
24.41.67.0/24	AS397866	EarthLink	EARTHLINK, INC	256
24.41.66.0/24	AS397866	EarthLink	EARTHLINK, INC	256
24.41.65.0/24	AS397866	EarthLink	EARTHLINK, INC	256
24.41.69.0/24	AS397866	EarthLink	EarthLink	256
24.41.90.0/24	AS397866	EarthLink	EARTHLINK, 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:       397866
ASName:         ELN-ATL-HQ
ASHandle:       AS397866
RegDate:        2019-08-22
Updated:        2019-08-22
Ref:            https://rdap.arin.net/registry/autnum/397866


OrgName:        EarthLink
OrgId:          EL-1036
Address:        2021 McKinney Ave, Suite 1200
City:           Dallas
StateProv:      TX
PostalCode:     75201
Country:        US
RegDate:        2019-08-12
Updated:        2024-11-25
Ref:            https://rdap.arin.net/registry/entity/EL-1036


OrgTechHandle: NETWO8977-ARIN
OrgTechName:   NetworkOps
OrgTechPhone:  +1-855-356-5435 
OrgTechEmail:  network.ops@elnk.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO8977-ARIN

OrgDNSHandle: NETWO8977-ARIN
OrgDNSName:   NetworkOps
OrgDNSPhone:  +1-855-356-5435 
OrgDNSEmail:  network.ops@elnk.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/NETWO8977-ARIN

OrgAbuseHandle: NETWO8977-ARIN
OrgAbuseName:   NetworkOps
OrgAbusePhone:  +1-855-356-5435 
OrgAbuseEmail:  network.ops@elnk.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO8977-ARIN

OrgRoutingHandle: NETWO8977-ARIN
OrgRoutingName:   NetworkOps
OrgRoutingPhone:  +1-855-356-5435 
OrgRoutingEmail:  network.ops@elnk.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/NETWO8977-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" : "397866",
    "as_handle" : "AS397866",
    "as_name" : "ELN-ATL-HQ",
    "admin_contacts" : [ "NETWO8977-ARIN" ],
    "tech_contacts" : [ "NETWO8977-ARIN", "NETWO8977-ARIN" ],
    "abuse_contacts" : [ "NETWO8977-ARIN" ],
    "date_created" : "2019-08-22",
    "date_updated" : "2019-08-22",
    "source" : "https://rdap.arin.net/registry/autnum/397866"
  } ],
  "organization" : {
    "handle" : "EL-1036",
    "name" : "EarthLink",
    "address" : [ "2021 McKinney Ave, Suite 1200", "Dallas", "TX", "75201", "US" ],
    "street" : "Mckinney Ave",
    "city" : "Dallas",
    "state" : "TX",
    "zip_code" : "75201",
    "country" : [ "US" ],
    "date_created" : "2019-08-12",
    "date_updated" : "2024-11-25",
    "source" : "https://rdap.arin.net/registry/entity/EL-1036",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "NETWO8977-ARIN",
    "name" : "NetworkOps",
    "email" : [ "network.ops@elnk.com" ],
    "phone" : [ "+1-855-356-5435" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO8977-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "NETWO8977-ARIN",
    "name" : "NetworkOps",
    "email" : [ "network.ops@elnk.com" ],
    "phone" : [ "+1-855-356-5435" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO8977-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "NETWO8977-ARIN",
    "name" : "NetworkOps",
    "email" : [ "network.ops@elnk.com" ],
    "phone" : [ "+1-855-356-5435" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO8977-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS22792	MOUNTAINET	US
AS20141	Quality Technology Services, LLC	US
AS701	Verizon Business/UUnet	US
AS701	Verizon Business	US
AS35985	One Ring Networks, Inc.	US

Upstreams

AS Number	Description	Country
AS22792	MOUNTAINET	US
AS20141	Quality Technology Services, LLC	US
AS701	Verizon Business	US
AS35985	One Ring Networks, Inc.	US