ASN AS4258 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS4258?

AS4258 is listed under Accretive Networks.

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.

AS4258 Accretive Networks | IPGeolocation.io

ASN Lookup Tool

Accretive Networks accretive-networks.com

US 5 Routes

AS Data

AS4258

AS4258 – Accretive Networks

AS Number	4258
AS Name	ATG-4258
Organization	Accretive Networks(accr)
Country	US
Website	accretive-networks.com
Number of IPv4 Routes	4
Number of IPv6 Routes	1
ASN type	ISP
Registry	ARIN
Date Allocated	1995-01-13

ASN Intelligence API for production workflows

Use ASN data for AS4258 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
207.66.191.0/24	AS4258	Accretive Networks	Accretive Networks	256
207.66.190.0/24	AS4258	Accretive Networks	Accretive Networks	256
207.178.16.0/22	AS4258	Accretive Networks	Accretive Networks	1024
207.66.184.0/24	AS4258	Accretive Networks	Accretive Networks	256
2606:e600::/32	AS4258	Accretive Networks	Accretive Networks	~79×10²⁷

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:       4258
ASName:         ATG-4258
ASHandle:       AS4258
RegDate:        1995-01-13
Updated:        2018-12-05    
Ref:            https://rdap.arin.net/registry/autnum/4258


OrgName:        Accretive Networks
OrgId:          ACCR
Address:        800 Stewart St
City:           Seattle
StateProv:      WA
PostalCode:     98101
Country:        US
RegDate:        
Updated:        2018-12-14
Ref:            https://rdap.arin.net/registry/entity/ACCR

ReferralServer:  rwhois://rwhois.accretive-networks.net:4321

OrgTechHandle: TECH1130-ARIN
OrgTechName:   Tech
OrgTechPhone:  +1-206-269-0190 
OrgTechEmail:  neteng@accretive-networks.com
OrgTechRef:    https://rdap.arin.net/registry/entity/TECH1130-ARIN

OrgAbuseHandle: ABUSE7337-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-206-269-0190 
OrgAbuseEmail:  abuse@accretive-networks.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE7337-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" : "4258",
    "as_handle" : "AS4258",
    "as_name" : "ATG-4258",
    "tech_contacts" : [ "TECH1130-ARIN" ],
    "abuse_contacts" : [ "ABUSE7337-ARIN" ],
    "date_created" : "1995-01-13",
    "date_updated" : "2018-12-05",
    "source" : "https://rdap.arin.net/registry/autnum/4258"
  } ],
  "organization" : {
    "handle" : "ACCR",
    "name" : "Accretive Networks",
    "address" : [ "800 Stewart St", "Seattle", "WA", "98101", "US" ],
    "street" : "Stewart St",
    "city" : "Seattle",
    "state" : "WA",
    "zip_code" : "98101",
    "country" : [ "US" ],
    "date_updated" : "2018-12-14",
    "source" : "https://rdap.arin.net/registry/entity/ACCR",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "TECH1130-ARIN",
    "name" : "Tech",
    "email" : [ "neteng@accretive-networks.com" ],
    "phone" : [ "+1-206-269-0190" ],
    "source" : "https://rdap.arin.net/registry/entity/TECH1130-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "ABUSE7337-ARIN",
    "name" : "Abuse",
    "email" : [ "abuse@accretive-networks.com" ],
    "phone" : [ "+1-206-269-0190" ],
    "source" : "https://rdap.arin.net/registry/entity/ABUSE7337-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS7195	EDGEUNO S.A.S	CO
AS396906	Accretive Networks	US
AS262589	SAMM TECNOLOGIA E TELECOMUNICACOES S.A	BR
AS393577	Tritan Development	US
AS39249	Netassist International EOOD	BG
AS401703	Ordinal Advisors LLC	US
AS6939	Hurricane Electric LLC	US
AS8359	MTS PJSC	RU
AS10242	US Internet Corp	US
AS14537	Continent 8 LLC	US

Upstreams

AS Number	Description	Country
AS7195	EDGEUNO S.A.S	CO
AS39249	Netassist International EOOD	BG
AS6939	Hurricane Electric LLC	US
AS8359	MTS PJSC	RU
AS25091	IP Max SA	CH
AS33891	Core Backbone GmbH	DE
AS4230	CLARO S.A.	BR
AS17557	Pakistan Telecommunication Company Limited	PK
AS37468	Angola Cables	AO
AS394256	Tech Futures Interactive Inc.	CA