33189 SOUTH-DAKOTA-RESEARCH-AND-EDUCATION-NETWORK, US
Adjacency: 11 Upstream: 4 Downstream: 7
Upstream Adjacent AS list
AS11164 INTERNET2-I2PX, US
AS14263 SD-NET, US
AS11317 GPN, US
AS11537 INTERNET2-RESEARCH-EDU, US
Downstream Adjacent AS list
AS26498 SANFORD-LAB, US
AS11602 SDSMT-AS, US
AS22851 NSU-SD, US
AS22215 BHSU, US
AS11736 USD, US
AS23122 DSU, US
AS11607 SD-STATE-UNIVERSITY, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 25053 AS33189 ORG+TRN Originate: 2048 /21.00 Transit: 211456 /14.31 SOUTH-DAKOTA-RESEARCH-AND-EDUCATION-NETWORK, US
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 40107 AS33189 SOUTH-DAKOTA-RESEARCH-AND-EDUCATION-NETWORK, 5 0 0 5 0 0.00% Prefix AS Path Aggregation Suggestion 151.159.220.0/23 3257 11232 14263 33189 151.159.222.0/23 11537 33189 206.71.32.0/24 11537 33189 206.176.14.0/23 11537 33189 206.176.18.0/24 11537 33189
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS33189 5 More Specifics 5 Total Advertisements SOUTH-DAKOTA-RESEARCH-AND-EDUCATION-NETWORK, US
151.159.220.0/23 151.159.0.0/16
151.159.222.0/23 151.159.0.0/16
206.71.32.0/24 206.71.32.0/20
206.176.14.0/23 206.176.0.0/17
206.176.18.0/24 206.176.0.0/17
whois: 402603
IANA has recorded AS33189 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS33189\n
#
# 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: 33189
ASName: SOUTH-DAKOTA-RESEARCH-AND-EDUCATION-NETWORK
ASHandle: AS33189
RegDate: 2004-10-20
Updated: 2024-01-02
Ref: https://rdap.arin.net/registry/autnum/33189
OrgName: South Dakota Board of Regents
OrgId: SDBR
Address: 4801 N. Career Ave., Suite 121
City: Sioux Falls
StateProv: SD
PostalCode: 57107
Country: US
RegDate: 1996-09-29
Updated: 2024-01-25
Ref: https://rdap.arin.net/registry/entity/SDBR
OrgAbuseHandle: SB164-ARIN
OrgAbuseName: Bauer, Steve
OrgAbusePhone: +1-605-394-1234
OrgAbuseEmail: Steve.Bauer@sdsmt.edu
OrgAbuseRef: https://rdap.arin.net/registry/entity/SB164-ARIN
OrgAbuseHandle: DTI10-ARIN
OrgAbuseName: Tieman, Darren
OrgAbusePhone: +1-605-782-3220
OrgAbuseEmail: darren.tieman@sdbor.edu
OrgAbuseRef: https://rdap.arin.net/registry/entity/DTI10-ARIN
OrgRoutingHandle: KOLSR-ARIN
OrgRoutingName: Kolsrud, Chris
OrgRoutingPhone: +1-605-367-7594
OrgRoutingEmail: chris.kolsrud@sdbor.edu
OrgRoutingRef: https://rdap.arin.net/registry/entity/KOLSR-ARIN
OrgTechHandle: DTI10-ARIN
OrgTechName: Tieman, Darren
OrgTechPhone: +1-605-782-3220
OrgTechEmail: darren.tieman@sdbor.edu
OrgTechRef: https://rdap.arin.net/registry/entity/DTI10-ARIN
OrgDNSHandle: KOLSR-ARIN
OrgDNSName: Kolsrud, Chris
OrgDNSPhone: +1-605-367-7594
OrgDNSEmail: chris.kolsrud@sdbor.edu
OrgDNSRef: https://rdap.arin.net/registry/entity/KOLSR-ARIN
OrgAbuseHandle: SECUR146-ARIN
OrgAbuseName: Security
OrgAbusePhone: +1-605-367-8470
OrgAbuseEmail: security@sdbor.edu
OrgAbuseRef: https://rdap.arin.net/registry/entity/SECUR146-ARIN
OrgAbuseHandle: KOLSR-ARIN
OrgAbuseName: Kolsrud, Chris
OrgAbusePhone: +1-605-367-7594
OrgAbuseEmail: chris.kolsrud@sdbor.edu
OrgAbuseRef: https://rdap.arin.net/registry/entity/KOLSR-ARIN
OrgNOCHandle: KOLSR-ARIN
OrgNOCName: Kolsrud, Chris
OrgNOCPhone: +1-605-367-7594
OrgNOCEmail: chris.kolsrud@sdbor.edu
OrgNOCRef: https://rdap.arin.net/registry/entity/KOLSR-ARIN
OrgTechHandle: KOLSR-ARIN
OrgTechName: Kolsrud, Chris
OrgTechPhone: +1-605-367-7594
OrgTechEmail: chris.kolsrud@sdbor.edu
OrgTechRef: https://rdap.arin.net/registry/entity/KOLSR-ARIN
OrgRoutingHandle: JL605-ARIN
OrgRoutingName: Litterick, Jeffrey
OrgRoutingPhone: +1-605-773-6971
OrgRoutingEmail: Jeff.Litterick@state.sd.us
OrgRoutingRef: https://rdap.arin.net/registry/entity/JL605-ARIN
OrgTechHandle: SB164-ARIN
OrgTechName: Bauer, Steve
OrgTechPhone: +1-605-394-1234
OrgTechEmail: Steve.Bauer@sdsmt.edu
OrgTechRef: https://rdap.arin.net/registry/entity/SB164-ARIN
OrgTechHandle: SECUR146-ARIN
OrgTechName: Security
OrgTechPhone: +1-605-367-8470
OrgTechEmail: security@sdbor.edu
OrgTechRef: https://rdap.arin.net/registry/entity/SECUR146-ARIN
RTechHandle: DTI10-ARIN
RTechName: Tieman, Darren
RTechPhone: +1-605-782-3220
RTechEmail: darren.tieman@sdbor.edu
RTechRef: https://rdap.arin.net/registry/entity/DTI10-ARIN
RNOCHandle: DTI10-ARIN
RNOCName: Tieman, Darren
RNOCPhone: +1-605-782-3220
RNOCEmail: darren.tieman@sdbor.edu
RNOCRef: https://rdap.arin.net/registry/entity/DTI10-ARIN
RAbuseHandle: KOLSR-ARIN
RAbuseName: Kolsrud, Chris
RAbusePhone: +1-605-367-7594
RAbuseEmail: chris.kolsrud@sdbor.edu
RAbuseRef: https://rdap.arin.net/registry/entity/KOLSR-ARIN
RNOCHandle: KOLSR-ARIN
RNOCName: Kolsrud, Chris
RNOCPhone: +1-605-367-7594
RNOCEmail: chris.kolsrud@sdbor.edu
RNOCRef: https://rdap.arin.net/registry/entity/KOLSR-ARIN
RTechHandle: KOLSR-ARIN
RTechName: Kolsrud, Chris
RTechPhone: +1-605-367-7594
RTechEmail: chris.kolsrud@sdbor.edu
RTechRef: https://rdap.arin.net/registry/entity/KOLSR-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.
#