ASN AS10558 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS10558?

AS10558 is listed under Biola University, Inc..

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.

AS10558 Biola University, Inc.

ASN Lookup Tool

Biola University, Inc. biola.edu

US 6 Routes

AS Data

AS10558

AS10558 – Biola University, Inc.

AS Number	10558
AS Name	BIOLA---BIOLA-UNIVERSITY
Organization	Biola University, Inc. (biola)
Country	US
Website	biola.edu
Number of IPv4 Routes	6
Number of IPv6 Routes	0
ASN type	EDUCATION
Registry	ARIN
Date Allocated	2010-07-23

ASN Intelligence API for production workflows

Use ASN data for AS10558 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
199.19.146.0/23	AS10558	Biola University, Inc.	Biola University, Inc.	512
199.19.144.0/24	AS10558	Biola University, Inc.	Biola University, Inc.	256
199.19.145.0/24	AS10558	Biola University, Inc.	Biola University, Inc.	256
199.19.146.0/24	AS10558	Biola University, Inc.	Biola University, Inc.	256
199.19.147.0/24	AS10558	Biola University, Inc.	Biola University, Inc.	256
199.19.144.0/23	AS10558	Biola University, Inc.	Biola University, Inc.	512

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:       10558
ASName:         BIOLA---BIOLA-UNIVERSITY
ASHandle:       AS10558
RegDate:        2010-07-23
Updated:        2012-03-02
Ref:            https://rdap.arin.net/registry/autnum/10558


OrgName:        Biola University, Inc.
OrgId:          BIOLA
Address:        13800 Biola Ave
City:           La Mirada
StateProv:      CA
PostalCode:     90639
Country:        US
RegDate:        2010-03-09
Updated:        2026-04-10
Ref:            https://rdap.arin.net/registry/entity/BIOLA


OrgRoutingHandle: NETWO3687-ARIN
OrgRoutingName:   Network Administrator
OrgRoutingPhone:  +1-562-777-4090 
OrgRoutingEmail:  netadmins@biola.edu
OrgRoutingRef:    https://rdap.arin.net/registry/entity/NETWO3687-ARIN

OrgTechHandle: NETWO3687-ARIN
OrgTechName:   Network Administrator
OrgTechPhone:  +1-562-777-4090 
OrgTechEmail:  netadmins@biola.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO3687-ARIN

OrgAbuseHandle: NETWO3687-ARIN
OrgAbuseName:   Network Administrator
OrgAbusePhone:  +1-562-777-4090 
OrgAbuseEmail:  netadmins@biola.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO3687-ARIN

OrgNOCHandle: NETWO3687-ARIN
OrgNOCName:   Network Administrator
OrgNOCPhone:  +1-562-777-4090 
OrgNOCEmail:  netadmins@biola.edu
OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO3687-ARIN

OrgDNSHandle: NETWO3687-ARIN
OrgDNSName:   Network Administrator
OrgDNSPhone:  +1-562-777-4090 
OrgDNSEmail:  netadmins@biola.edu
OrgDNSRef:    https://rdap.arin.net/registry/entity/NETWO3687-ARIN

RAbuseHandle: NETWO3687-ARIN
RAbuseName:   Network Administrator
RAbusePhone:  +1-562-777-4090 
RAbuseEmail:  netadmins@biola.edu
RAbuseRef:    https://rdap.arin.net/registry/entity/NETWO3687-ARIN

RTechHandle: NETWO3687-ARIN
RTechName:   Network Administrator
RTechPhone:  +1-562-777-4090 
RTechEmail:  netadmins@biola.edu
RTechRef:    https://rdap.arin.net/registry/entity/NETWO3687-ARIN

RNOCHandle: NETWO3687-ARIN
RNOCName:   Network Administrator
RNOCPhone:  +1-562-777-4090 
RNOCEmail:  netadmins@biola.edu
RNOCRef:    https://rdap.arin.net/registry/entity/NETWO3687-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" : "10558",
    "as_handle" : "AS10558",
    "as_name" : "BIOLA---BIOLA-UNIVERSITY",
    "admin_contacts" : [ "NETWO3687-ARIN" ],
    "tech_contacts" : [ "NETWO3687-ARIN", "NETWO3687-ARIN", "NETWO3687-ARIN" ],
    "abuse_contacts" : [ "NETWO3687-ARIN", "NETWO3687-ARIN" ],
    "date_created" : "2010-07-23",
    "date_updated" : "2012-03-02",
    "source" : "https://rdap.arin.net/registry/autnum/10558"
  } ],
  "organization" : {
    "handle" : "BIOLA",
    "name" : "Biola University, Inc.",
    "address" : [ "13800 Biola Ave", "La Mirada", "CA", "90639", "US" ],
    "street" : "Biola Ave",
    "city" : "La Mirada",
    "state" : "CA",
    "zip_code" : "90639",
    "country" : [ "US" ],
    "date_created" : "2010-03-09",
    "date_updated" : "2026-04-10",
    "source" : "https://rdap.arin.net/registry/entity/BIOLA",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "NETWO3687-ARIN",
    "name" : "Network Administrator",
    "email" : [ "netadmins@biola.edu" ],
    "phone" : [ "+1-562-777-4090" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO3687-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "NETWO3687-ARIN",
    "name" : "Network Administrator",
    "email" : [ "netadmins@biola.edu" ],
    "phone" : [ "+1-562-777-4090" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO3687-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "NETWO3687-ARIN",
    "name" : "Network Administrator",
    "email" : [ "netadmins@biola.edu" ],
    "phone" : [ "+1-562-777-4090" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO3687-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS46887	Crown Castle Fiber LLC	US
AS20001	Charter Communications Inc	US

Upstreams

AS Number	Description	Country
AS46887	Crown Castle Fiber LLC	US
AS20001	Charter Communications Inc	US