17389 IHS-GROUP, US
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS701 UUNET, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 6809 AS17389 ORIGIN Originate: 20480 /17.68 Transit: 0 /0.00 IHS-GROUP, 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 % 34722 AS17389 IHS-GROUP, US 4 0 0 4 0 0.00% Prefix AS Path Aggregation Suggestion 170.207.160.0/19 3257 701 17389 170.207.192.0/19 3257 701 17389 170.207.240.0/21 3257 701 17389 207.167.40.0/21 3257 701 17389
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS17389 24 More Specifics 26 Total Advertisements IHS-GROUP, US
82.118.70.0/24 82.118.64.0/19
170.207.16.0/22 170.207.0.0/16
170.207.20.0/22 170.207.0.0/16
170.207.128.0/22 170.207.0.0/16
170.207.132.0/24 170.207.0.0/16
170.207.133.0/24 170.207.0.0/16
170.207.134.0/23 170.207.0.0/16
170.207.136.0/21 170.207.0.0/16
170.207.144.0/20 170.207.0.0/16
170.207.160.0/19 170.207.0.0/16
170.207.192.0/19 170.207.0.0/16
170.207.223.0/24 170.207.0.0/16
170.207.224.0/20 170.207.0.0/16
170.207.240.0/21 170.207.0.0/16
170.207.248.0/21 170.207.0.0/16
204.209.248.0/24 204.209.248.0/23
204.209.249.0/24 204.209.248.0/23
207.167.33.0/24 207.167.32.0/19
207.167.34.0/24 207.167.32.0/19
207.167.40.0/21 207.167.32.0/19
207.167.57.0/24 207.167.32.0/19
208.86.6.0/23 208.86.4.0/22
216.35.233.0/24 216.32.0.0/14
216.35.241.0/24 216.32.0.0/14
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 82.118.70.0/24 Announced
+ 204.209.248.0/24 Announced
+ 204.209.249.0/24 Announced
+ 207.167.57.0/24 Announced
+ 208.86.6.0/23 Announced
+ 216.35.233.0/24 Announced
+ 216.35.241.0/24 Announced
whois: 402603
IANA has recorded AS17389 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS17389\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/
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#
ASNumber: 17389
ASName: IHS-GROUP
ASHandle: AS17389
RegDate: 2000-08-24
Updated: 2012-03-20
Ref: https://rdap.arin.net/registry/autnum/17389
OrgName: Information Handling Services
OrgId: IHS-7
Address: 15 Inverness Way East.
City: Englewood
StateProv: CO
PostalCode: 80112
Country: US
RegDate: 1990-10-17
Updated: 2025-01-29
Ref: https://rdap.arin.net/registry/entity/IHS-7
OrgTechHandle: JWC74-ARIN
OrgTechName: Cooler, Jeremy W
OrgTechPhone: +1-248-728-7852
OrgTechEmail: jeremy.cooler@spglobal.com
OrgTechRef: https://rdap.arin.net/registry/entity/JWC74-ARIN
OrgTechHandle: ENGMI2-ARIN
OrgTechName: Eng, Michael
OrgTechPhone: +1-609-426-5465
OrgTechEmail: michael.eng@spglobal.com
OrgTechRef: https://rdap.arin.net/registry/entity/ENGMI2-ARIN
OrgTechHandle: NETWO8081-ARIN
OrgTechName: Network Resources
OrgTechPhone: +1-800-447-2273
OrgTechEmail: network-resources@ihsmarkit.com
OrgTechRef: https://rdap.arin.net/registry/entity/NETWO8081-ARIN
OrgAbuseHandle: HOSTM1209-ARIN
OrgAbuseName: Hostmaster
OrgAbusePhone: +1-303-790-0600
OrgAbuseEmail: hostmaster@ihs.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/HOSTM1209-ARIN
RNOCHandle: HOSTM1209-ARIN
RNOCName: Hostmaster
RNOCPhone: +1-303-790-0600
RNOCEmail: hostmaster@ihs.com
RNOCRef: https://rdap.arin.net/registry/entity/HOSTM1209-ARIN
RTechHandle: HOSTM1209-ARIN
RTechName: Hostmaster
RTechPhone: +1-303-790-0600
RTechEmail: hostmaster@ihs.com
RTechRef: https://rdap.arin.net/registry/entity/HOSTM1209-ARIN
RAbuseHandle: HOSTM1209-ARIN
RAbuseName: Hostmaster
RAbusePhone: +1-303-790-0600
RAbuseEmail: hostmaster@ihs.com
RAbuseRef: https://rdap.arin.net/registry/entity/HOSTM1209-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.
#