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.

AS398031 Joscor LLC | IPGeolocation.io

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

Joscor LLC joscor.com

US 2 Routes

AS Data

AS398031

AS398031 – Joscor LLC

AS Number	398031
AS Name	JOSCOR-OE-1
Organization	Joscor LLC (jl-359)
Country	US
Website	joscor.com
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	ISP
Registry	ARIN
Date Allocated	2019-10-10

ASN Intelligence API for production workflows

Use ASN data for AS398031 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
23.142.144.0/24	AS398031	Joscor LLC	Joscor LLC	256
2602:fc29::/48	AS398031	Joscor LLC	Joscor LLC	~1×10²⁴

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:       398031
ASName:         JOSCOR-OE-1
ASHandle:       AS398031
RegDate:        2019-10-10
Updated:        2019-10-10
Comment:        joscor.com
Ref:            https://rdap.arin.net/registry/autnum/398031


OrgName:        Joscor LLC
OrgId:          JL-359
Address:        134 Ambrose Ln
City:           Fredericksburg
StateProv:      VA
PostalCode:     22406
Country:        US
RegDate:        2019-09-03
Updated:        2024-11-25
Comment:        https://joscor.com
Ref:            https://rdap.arin.net/registry/entity/JL-359


OrgTechHandle: REGIS69-ARIN
OrgTechName:   Registrant
OrgTechPhone:  +1-724-835-4891 
OrgTechEmail:  webmaster@joscor.com
OrgTechRef:    https://rdap.arin.net/registry/entity/REGIS69-ARIN

OrgAbuseHandle: REGIS69-ARIN
OrgAbuseName:   Registrant
OrgAbusePhone:  +1-724-835-4891 
OrgAbuseEmail:  webmaster@joscor.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/REGIS69-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" : "398031",
    "as_handle" : "AS398031",
    "as_name" : "JOSCOR-OE-1",
    "tech_contacts" : [ "REGIS69-ARIN" ],
    "abuse_contacts" : [ "REGIS69-ARIN" ],
    "date_created" : "2019-10-10",
    "date_updated" : "2019-10-10",
    "source" : "https://rdap.arin.net/registry/autnum/398031"
  } ],
  "organization" : {
    "handle" : "JL-359",
    "name" : "Joscor LLC",
    "address" : [ "134 Ambrose Ln", "Fredericksburg", "VA", "22406", "US" ],
    "street" : "Ambrose Ln",
    "city" : "Fredericksburg",
    "state" : "VA",
    "zip_code" : "22406",
    "country" : [ "US" ],
    "date_created" : "2019-09-03",
    "date_updated" : "2024-11-25",
    "source" : "https://rdap.arin.net/registry/entity/JL-359",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "REGIS69-ARIN",
    "name" : "Registrant",
    "email" : [ "webmaster@joscor.com" ],
    "phone" : [ "+1-724-835-4891" ],
    "source" : "https://rdap.arin.net/registry/entity/REGIS69-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "REGIS69-ARIN",
    "name" : "Registrant",
    "email" : [ "webmaster@joscor.com" ],
    "phone" : [ "+1-724-835-4891" ],
    "source" : "https://rdap.arin.net/registry/entity/REGIS69-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS396930	Opus Interactive	US

Upstreams

AS Number	Description	Country
AS396930	Opus Interactive	US

Frequently Asked Questions

What is ASN AS398031?

ASN AS398031 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS398031?

AS398031 is listed under Joscor 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.