This AS is not currently used to announce prefixes in the global routing table, nor is it used as a visible transit AS.
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS398404 1 More Specifics 1 Total Advertisements CKM-AS-00, US
38.94.143.0/24 38.0.0.0/8
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 38.94.143.0/24 Announced
whois: 402609
IANA has recorded AS398404 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS398404\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: 398404
ASName: CKM-AS-00
ASHandle: AS398404
RegDate: 2020-05-19
Updated: 2020-05-19
Ref: https://rdap.arin.net/registry/autnum/398404
OrgName: CastleKnight Management LP
OrgId: CML-292
Address: 1120 Avenue of the Americas, Suite 4051
City: New York
StateProv: NY
PostalCode: 10036
Country: US
RegDate: 2020-04-20
Updated: 2020-04-20
Ref: https://rdap.arin.net/registry/entity/CML-292
OrgTechHandle: SULLI510-ARIN
OrgTechName: Sullivan, Chris
OrgTechPhone: +1-917-224-2510
OrgTechEmail: csullivan@castleknight.com
OrgTechRef: https://rdap.arin.net/registry/entity/SULLI510-ARIN
OrgAbuseHandle: SULLI510-ARIN
OrgAbuseName: Sullivan, Chris
OrgAbusePhone: +1-917-224-2510
OrgAbuseEmail: csullivan@castleknight.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/SULLI510-ARIN
OrgNOCHandle: SULLI510-ARIN
OrgNOCName: Sullivan, Chris
OrgNOCPhone: +1-917-224-2510
OrgNOCEmail: csullivan@castleknight.com
OrgNOCRef: https://rdap.arin.net/registry/entity/SULLI510-ARIN
OrgTechHandle: PINAR2-ARIN
OrgTechName: Pinar, Gabe
OrgTechPhone: +1-212-763-5566
OrgTechEmail: gpinar@alphaserveit.com
OrgTechRef: https://rdap.arin.net/registry/entity/PINAR2-ARIN
OrgDNSHandle: SULLI510-ARIN
OrgDNSName: Sullivan, Chris
OrgDNSPhone: +1-917-224-2510
OrgDNSEmail: csullivan@castleknight.com
OrgDNSRef: https://rdap.arin.net/registry/entity/SULLI510-ARIN
OrgRoutingHandle: SULLI510-ARIN
OrgRoutingName: Sullivan, Chris
OrgRoutingPhone: +1-917-224-2510
OrgRoutingEmail: csullivan@castleknight.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/SULLI510-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.
#