ASN AS33281 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS33281?

AS33281 is listed under BRIGHAM YOUNG UNIVERSITY IDAHO.

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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AS33281 BRIGHAM YOUNG UNIVERSITY IDAHO

ASN Lookup Tool

BRIGHAM YOUNG UNIVERSITY IDAHO byui.edu

US 3 Routes

AS Data

AS33281

AS33281 – BRIGHAM YOUNG UNIVERSITY IDAHO

AS Number	33281
AS Name	BRIGHAM-YOUNG-UNIVERSITY-IDAHO
Organization	BRIGHAM YOUNG UNIVERSITY IDAHO (brigh-22)
Country	US
Website	byui.edu
Number of IPv4 Routes	2
Number of IPv6 Routes	1
ASN type	EDUCATION
Registry	ARIN
Date Allocated	2010-08-19

ASN Intelligence API for production workflows

Use ASN data for AS33281 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2620:5f:8000::/48	AS33281	BRIGHAM YOUNG UNIVERSITY IDAHO	BRIGHAM YOUNG UNIVERSITY IDAHO	~1×10²⁴
157.201.0.0/16	AS33281	BRIGHAM YOUNG UNIVERSITY IDAHO	BRIGHAM YOUNG UNIVERSITY IDAHO	65536
157.201.0.0/24	AS33281	BRIGHAM YOUNG UNIVERSITY IDAHO	BRIGHAM YOUNG UNIVERSITY IDAHO	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:       33281
ASName:         BRIGHAM-YOUNG-UNIVERSITY-IDAHO
ASHandle:       AS33281
RegDate:        2010-08-19
Updated:        2025-08-29
Ref:            https://rdap.arin.net/registry/autnum/33281


OrgName:        BRIGHAM YOUNG UNIVERSITY - IDAHO
OrgId:          BRIGH-22
Address:        525 South Center Street
City:           Rexburg
StateProv:      ID
PostalCode:     83460-1635
Country:        US
RegDate:        2008-08-29
Updated:        2025-03-05
Ref:            https://rdap.arin.net/registry/entity/BRIGH-22


OrgTechHandle: SESSI-ARIN
OrgTechName:   Sessions, Shaun 
OrgTechPhone:  +1-208-496-7099 
OrgTechEmail:  SessionsS@byui.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/SESSI-ARIN

OrgTechHandle: MALQU-ARIN
OrgTechName:   Malquist, Craig 
OrgTechPhone:  +1-801-422-9200 
OrgTechEmail:  craig.malquist@byu.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/MALQU-ARIN

OrgTechHandle: MEL71-ARIN
OrgTechName:   Longhurst, Mark Evan
OrgTechPhone:  +1-801-422-0488 
OrgTechEmail:  markl@byu.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/MEL71-ARIN

OrgAbuseHandle: SESSI-ARIN
OrgAbuseName:   Sessions, Shaun 
OrgAbusePhone:  +1-208-496-7099 
OrgAbuseEmail:  SessionsS@byui.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SESSI-ARIN

OrgAbuseHandle: CSOC2-ARIN
OrgAbuseName:   CES Security Operations Center
OrgAbusePhone:  +1-801-422-7788 
OrgAbuseEmail:  cessoc@byu.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CSOC2-ARIN

OrgAbuseHandle: SKT-ARIN
OrgAbuseName:   Tsukamoto, Samuel Kyoichi
OrgAbusePhone:  +1-208-496-7096 
OrgAbuseEmail:  tsukamotos@byui.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SKT-ARIN

OrgTechHandle: SKT-ARIN
OrgTechName:   Tsukamoto, Samuel Kyoichi
OrgTechPhone:  +1-208-496-7096 
OrgTechEmail:  tsukamotos@byui.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/SKT-ARIN

RTechHandle: SKT-ARIN
RTechName:   Tsukamoto, Samuel Kyoichi
RTechPhone:  +1-208-496-7096 
RTechEmail:  tsukamotos@byui.edu
RTechRef:    https://rdap.arin.net/registry/entity/SKT-ARIN

RTechHandle: SESSI-ARIN
RTechName:   Sessions, Shaun 
RTechPhone:  +1-208-496-7099 
RTechEmail:  SessionsS@byui.edu
RTechRef:    https://rdap.arin.net/registry/entity/SESSI-ARIN

RTechHandle: MEL71-ARIN
RTechName:   Longhurst, Mark Evan
RTechPhone:  +1-801-422-0488 
RTechEmail:  markl@byu.edu
RTechRef:    https://rdap.arin.net/registry/entity/MEL71-ARIN

RTechHandle: MALQU-ARIN
RTechName:   Malquist, Craig 
RTechPhone:  +1-801-422-9200 
RTechEmail:  craig.malquist@byu.edu
RTechRef:    https://rdap.arin.net/registry/entity/MALQU-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" : "33281",
    "as_handle" : "AS33281",
    "as_name" : "BRIGHAM-YOUNG-UNIVERSITY-IDAHO",
    "tech_contacts" : [ "SESSI-ARIN", "MALQU-ARIN", "MEL71-ARIN", "SKT-ARIN", "SKT-ARIN", "SESSI-ARIN", "MEL71-ARIN", "MALQU-ARIN" ],
    "abuse_contacts" : [ "SESSI-ARIN", "CSOC2-ARIN", "SKT-ARIN" ],
    "date_created" : "2010-08-19",
    "date_updated" : "2025-08-29",
    "source" : "https://rdap.arin.net/registry/autnum/33281"
  } ],
  "organization" : {
    "handle" : "BRIGH-22",
    "name" : "BRIGHAM YOUNG UNIVERSITY - IDAHO",
    "address" : [ "525 South Center Street", "Rexburg", "ID", "83460-1635", "US" ],
    "street" : "South Center Street",
    "city" : "Rexburg",
    "state" : "ID",
    "zip_code" : "83460-1635",
    "country" : [ "US" ],
    "date_created" : "2008-08-29",
    "date_updated" : "2025-03-05",
    "source" : "https://rdap.arin.net/registry/entity/BRIGH-22",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "SESSI-ARIN",
    "name" : "Sessions, Shaun",
    "email" : [ "SessionsS@byui.edu" ],
    "phone" : [ "+1-208-496-7099" ],
    "source" : "https://rdap.arin.net/registry/entity/SESSI-ARIN"
  }, {
    "handle" : "MALQU-ARIN",
    "name" : "Malquist, Craig",
    "email" : [ "craig.malquist@byu.edu" ],
    "phone" : [ "+1-801-422-9200" ],
    "source" : "https://rdap.arin.net/registry/entity/MALQU-ARIN"
  }, {
    "handle" : "MEL71-ARIN",
    "name" : "Longhurst, Mark Evan",
    "email" : [ "markl@byu.edu" ],
    "phone" : [ "+1-801-422-0488" ],
    "source" : "https://rdap.arin.net/registry/entity/MEL71-ARIN"
  }, {
    "handle" : "SKT-ARIN",
    "name" : "Tsukamoto, Samuel Kyoichi",
    "email" : [ "tsukamotos@byui.edu" ],
    "phone" : [ "+1-208-496-7096" ],
    "source" : "https://rdap.arin.net/registry/entity/SKT-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "SESSI-ARIN",
    "name" : "Sessions, Shaun",
    "email" : [ "SessionsS@byui.edu" ],
    "phone" : [ "+1-208-496-7099" ],
    "source" : "https://rdap.arin.net/registry/entity/SESSI-ARIN"
  }, {
    "handle" : "CSOC2-ARIN",
    "name" : "CES Security Operations Center",
    "email" : [ "cessoc@byu.edu" ],
    "phone" : [ "+1-801-422-7788" ],
    "source" : "https://rdap.arin.net/registry/entity/CSOC2-ARIN"
  }, {
    "handle" : "SKT-ARIN",
    "name" : "Tsukamoto, Samuel Kyoichi",
    "email" : [ "tsukamotos@byui.edu" ],
    "phone" : [ "+1-208-496-7096" ],
    "source" : "https://rdap.arin.net/registry/entity/SKT-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS21947	Blackfoot Telephone Cooperative, Inc.	US
AS46435	IRON	US

Upstreams

AS Number	Description	Country
AS21947	Blackfoot Telephone Cooperative, Inc.	US
AS46435	IRON	US