What is ASN AS399142?

ASN AS399142 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS399142?

AS399142 is listed under Randall County Sheriff's Office.

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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AS399142 Randall County Sheriff's Office

ASN Lookup Tool

Randall County Sheriff's Office randallso.gov

US 1 Routes

AS Data

AS399142

AS399142 – Randall County Sheriff's Office

AS Number	399142
AS Name	RCSO-01
Organization	Randall County Sheriff's Office (rcso)
Country	US
Website	randallso.gov
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2020-12-28

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
104.224.0.0/24	AS399142	Randall County Sheriffs Office	Randall County Sheriff's Office	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:       399142
ASName:         RCSO-01
ASHandle:       AS399142
RegDate:        2020-12-28
Updated:        2020-12-28
Comment:        http://www.rc-sheriff.com
Comment:        Support 806-468-5810
Comment:        Emergency Dispatch 806-468-5800
Ref:            https://rdap.arin.net/registry/autnum/399142


OrgName:        Randall County Sheriff's Office
OrgId:          RCSO
Address:        9100 S Georgia St.
City:           AMARILLO
StateProv:      TX
PostalCode:     79118
Country:        US
RegDate:        2020-10-29
Updated:        2020-10-29
Comment:        http://www.rc-sheriff.com
Comment:        Help Desk 806-468-5810
Comment:        Emergency Dispatch 806-468-5800
Ref:            https://rdap.arin.net/registry/entity/RCSO


OrgDNSHandle: BEB15-ARIN
OrgDNSName:   Bertrand, Blaine E
OrgDNSPhone:  +1-806-236-2200 
OrgDNSEmail:  bbertrand@randallso.gov
OrgDNSRef:    https://rdap.arin.net/registry/entity/BEB15-ARIN

OrgNOCHandle: BEB15-ARIN
OrgNOCName:   Bertrand, Blaine E
OrgNOCPhone:  +1-806-236-2200 
OrgNOCEmail:  bbertrand@randallso.gov
OrgNOCRef:    https://rdap.arin.net/registry/entity/BEB15-ARIN

OrgRoutingHandle: BEB15-ARIN
OrgRoutingName:   Bertrand, Blaine E
OrgRoutingPhone:  +1-806-236-2200 
OrgRoutingEmail:  bbertrand@randallso.gov
OrgRoutingRef:    https://rdap.arin.net/registry/entity/BEB15-ARIN

OrgTechHandle: BEB15-ARIN
OrgTechName:   Bertrand, Blaine E
OrgTechPhone:  +1-806-236-2200 
OrgTechEmail:  bbertrand@randallso.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/BEB15-ARIN

OrgAbuseHandle: BEB15-ARIN
OrgAbuseName:   Bertrand, Blaine E
OrgAbusePhone:  +1-806-236-2200 
OrgAbuseEmail:  bbertrand@randallso.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/BEB15-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" : "399142",
    "as_handle" : "AS399142",
    "as_name" : "RCSO-01",
    "admin_contacts" : [ "BEB15-ARIN" ],
    "tech_contacts" : [ "BEB15-ARIN", "BEB15-ARIN" ],
    "abuse_contacts" : [ "BEB15-ARIN" ],
    "date_created" : "2020-12-28",
    "date_updated" : "2020-12-28",
    "source" : "https://rdap.arin.net/registry/autnum/399142"
  } ],
  "organization" : {
    "handle" : "RCSO",
    "name" : "Randall County Sheriff's Office",
    "address" : [ "9100 S Georgia St.", "AMARILLO", "TX", "79118", "US" ],
    "street" : "S Georgia St.",
    "city" : "Amarillo",
    "state" : "TX",
    "zip_code" : "79118",
    "country" : [ "US" ],
    "date_created" : "2020-10-29",
    "date_updated" : "2020-10-29",
    "source" : "https://rdap.arin.net/registry/entity/RCSO",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "BEB15-ARIN",
    "name" : "Bertrand, Blaine E",
    "email" : [ "bbertrand@randallso.gov" ],
    "phone" : [ "+1-806-236-2200" ],
    "source" : "https://rdap.arin.net/registry/entity/BEB15-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "BEB15-ARIN",
    "name" : "Bertrand, Blaine E",
    "email" : [ "bbertrand@randallso.gov" ],
    "phone" : [ "+1-806-236-2200" ],
    "source" : "https://rdap.arin.net/registry/entity/BEB15-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "BEB15-ARIN",
    "name" : "Bertrand, Blaine E",
    "email" : [ "bbertrand@randallso.gov" ],
    "phone" : [ "+1-806-236-2200" ],
    "source" : "https://rdap.arin.net/registry/entity/BEB15-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS54650	Pathwayz Communications, Inc.	US
AS19108	Optimum	US

Upstreams

AS Number	Description	Country
AS54650	Pathwayz Communications, Inc.	US
AS19108	Optimum	US