ASN AS54898 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS54898?

AS54898 is listed under City of San Buenaventura.

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.

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AS54898 City of San Buenaventura

ASN Lookup Tool

City of San Buenaventura ci.ventura.ca.us

US 1 Routes

AS Data

AS54898

AS54898 – City of San Buenaventura

AS Number	54898
AS Name	CITY-OF-SAN-BUENAVENTURA
Organization	City of San Buenaventura (csb-305)
Country	US
Website	ci.ventura.ca.us
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2023-05-04

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
204.48.255.0/24	AS54898	City of San Buenaventura	City of San Buenaventura	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:       54898
ASName:         CITY-OF-SAN-BUENAVENTURA
ASHandle:       AS54898
RegDate:        2023-05-04
Updated:        2023-05-04
Ref:            https://rdap.arin.net/registry/autnum/54898


OrgName:        City of San Buenaventura
OrgId:          CSB-305
Address:        505 Poli Street., 2nd Floor
City:           Ventura
StateProv:      CA
PostalCode:     93001
Country:        US
RegDate:        2023-04-17
Updated:        2026-07-09
Ref:            https://rdap.arin.net/registry/entity/CSB-305


OrgRoutingHandle: HUFFM203-ARIN
OrgRoutingName:   Huffman, Chris 
OrgRoutingPhone:  +1-805-677-3939 
OrgRoutingEmail:  chuffman@ci.ventura.ca.us
OrgRoutingRef:    https://rdap.arin.net/registry/entity/HUFFM203-ARIN

OrgNOCHandle: HUFFM203-ARIN
OrgNOCName:   Huffman, Chris 
OrgNOCPhone:  +1-805-677-3939 
OrgNOCEmail:  chuffman@ci.ventura.ca.us
OrgNOCRef:    https://rdap.arin.net/registry/entity/HUFFM203-ARIN

OrgAbuseHandle: WEYER7-ARIN
OrgAbuseName:   Weyers, Joseph 
OrgAbusePhone:  +1-805-654-7735 
OrgAbuseEmail:  jweyers@cityofventura.ca.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/WEYER7-ARIN

OrgDNSHandle: THANA9-ARIN
OrgDNSName:   Thanasko, Ergi 
OrgDNSPhone:  +1-805-677-3939 
OrgDNSEmail:  ethanasko@cityofventura.ca.gov
OrgDNSRef:    https://rdap.arin.net/registry/entity/THANA9-ARIN

OrgDNSHandle: WEYER7-ARIN
OrgDNSName:   Weyers, Joseph 
OrgDNSPhone:  +1-805-654-7735 
OrgDNSEmail:  jweyers@cityofventura.ca.gov
OrgDNSRef:    https://rdap.arin.net/registry/entity/WEYER7-ARIN

OrgTechHandle: HUFFM203-ARIN
OrgTechName:   Huffman, Chris 
OrgTechPhone:  +1-805-677-3939 
OrgTechEmail:  chuffman@ci.ventura.ca.us
OrgTechRef:    https://rdap.arin.net/registry/entity/HUFFM203-ARIN

OrgTechHandle: THANA9-ARIN
OrgTechName:   Thanasko, Ergi 
OrgTechPhone:  +1-805-677-3939 
OrgTechEmail:  ethanasko@cityofventura.ca.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/THANA9-ARIN

OrgNOCHandle: WEYER7-ARIN
OrgNOCName:   Weyers, Joseph 
OrgNOCPhone:  +1-805-654-7735 
OrgNOCEmail:  jweyers@cityofventura.ca.gov
OrgNOCRef:    https://rdap.arin.net/registry/entity/WEYER7-ARIN

OrgAbuseHandle: HUFFM203-ARIN
OrgAbuseName:   Huffman, Chris 
OrgAbusePhone:  +1-805-677-3939 
OrgAbuseEmail:  chuffman@ci.ventura.ca.us
OrgAbuseRef:    https://rdap.arin.net/registry/entity/HUFFM203-ARIN

OrgDNSHandle: HUFFM203-ARIN
OrgDNSName:   Huffman, Chris 
OrgDNSPhone:  +1-805-677-3939 
OrgDNSEmail:  chuffman@ci.ventura.ca.us
OrgDNSRef:    https://rdap.arin.net/registry/entity/HUFFM203-ARIN

OrgTechHandle: WEYER7-ARIN
OrgTechName:   Weyers, Joseph 
OrgTechPhone:  +1-805-654-7735 
OrgTechEmail:  jweyers@cityofventura.ca.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/WEYER7-ARIN

OrgRoutingHandle: WEYER7-ARIN
OrgRoutingName:   Weyers, Joseph 
OrgRoutingPhone:  +1-805-654-7735 
OrgRoutingEmail:  jweyers@cityofventura.ca.gov
OrgRoutingRef:    https://rdap.arin.net/registry/entity/WEYER7-ARIN

OrgRoutingHandle: THANA9-ARIN
OrgRoutingName:   Thanasko, Ergi 
OrgRoutingPhone:  +1-805-677-3939 
OrgRoutingEmail:  ethanasko@cityofventura.ca.gov
OrgRoutingRef:    https://rdap.arin.net/registry/entity/THANA9-ARIN

OrgTechHandle: IPADM943-ARIN
OrgTechName:   IP Admin
OrgTechPhone:  +1-805-654-7735 
OrgTechEmail:  ipadmin@cityofventura.ca.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/IPADM943-ARIN

OrgNOCHandle: THANA9-ARIN
OrgNOCName:   Thanasko, Ergi 
OrgNOCPhone:  +1-805-677-3939 
OrgNOCEmail:  ethanasko@cityofventura.ca.gov
OrgNOCRef:    https://rdap.arin.net/registry/entity/THANA9-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" : "54898",
    "as_handle" : "AS54898",
    "as_name" : "CITY-OF-SAN-BUENAVENTURA",
    "admin_contacts" : [ "THANA9-ARIN", "WEYER7-ARIN", "HUFFM203-ARIN" ],
    "tech_contacts" : [ "HUFFM203-ARIN", "HUFFM203-ARIN", "THANA9-ARIN", "WEYER7-ARIN", "WEYER7-ARIN", "THANA9-ARIN", "IPADM943-ARIN" ],
    "abuse_contacts" : [ "WEYER7-ARIN", "HUFFM203-ARIN" ],
    "date_created" : "2023-05-04",
    "date_updated" : "2023-05-04",
    "source" : "https://rdap.arin.net/registry/autnum/54898"
  } ],
  "organization" : {
    "handle" : "CSB-305",
    "name" : "City of San Buenaventura",
    "address" : [ "505 Poli Street., 2nd Floor", "Ventura", "CA", "93001", "US" ],
    "street" : "Poli Street.",
    "city" : "Ventura",
    "state" : "CA",
    "zip_code" : "93001",
    "country" : [ "US" ],
    "date_created" : "2023-04-17",
    "date_updated" : "2026-07-09",
    "source" : "https://rdap.arin.net/registry/entity/CSB-305",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "THANA9-ARIN",
    "name" : "Thanasko, Ergi",
    "email" : [ "ethanasko@cityofventura.ca.gov" ],
    "phone" : [ "+1-805-677-3939" ],
    "source" : "https://rdap.arin.net/registry/entity/THANA9-ARIN"
  }, {
    "handle" : "WEYER7-ARIN",
    "name" : "Weyers, Joseph",
    "email" : [ "jweyers@cityofventura.ca.gov" ],
    "phone" : [ "+1-805-654-7735" ],
    "source" : "https://rdap.arin.net/registry/entity/WEYER7-ARIN"
  }, {
    "handle" : "HUFFM203-ARIN",
    "name" : "Huffman, Chris",
    "email" : [ "chuffman@ci.ventura.ca.us" ],
    "phone" : [ "+1-805-677-3939" ],
    "source" : "https://rdap.arin.net/registry/entity/HUFFM203-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "HUFFM203-ARIN",
    "name" : "Huffman, Chris",
    "email" : [ "chuffman@ci.ventura.ca.us" ],
    "phone" : [ "+1-805-677-3939" ],
    "source" : "https://rdap.arin.net/registry/entity/HUFFM203-ARIN"
  }, {
    "handle" : "THANA9-ARIN",
    "name" : "Thanasko, Ergi",
    "email" : [ "ethanasko@cityofventura.ca.gov" ],
    "phone" : [ "+1-805-677-3939" ],
    "source" : "https://rdap.arin.net/registry/entity/THANA9-ARIN"
  }, {
    "handle" : "WEYER7-ARIN",
    "name" : "Weyers, Joseph",
    "email" : [ "jweyers@cityofventura.ca.gov" ],
    "phone" : [ "+1-805-654-7735" ],
    "source" : "https://rdap.arin.net/registry/entity/WEYER7-ARIN"
  }, {
    "handle" : "IPADM943-ARIN",
    "name" : "IP Admin",
    "email" : [ "ipadmin@cityofventura.ca.gov" ],
    "phone" : [ "+1-805-654-7735" ],
    "source" : "https://rdap.arin.net/registry/entity/IPADM943-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "WEYER7-ARIN",
    "name" : "Weyers, Joseph",
    "email" : [ "jweyers@cityofventura.ca.gov" ],
    "phone" : [ "+1-805-654-7735" ],
    "source" : "https://rdap.arin.net/registry/entity/WEYER7-ARIN"
  }, {
    "handle" : "HUFFM203-ARIN",
    "name" : "Huffman, Chris",
    "email" : [ "chuffman@ci.ventura.ca.us" ],
    "phone" : [ "+1-805-677-3939" ],
    "source" : "https://rdap.arin.net/registry/entity/HUFFM203-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US

Upstreams

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US