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.
AS400380 2 More Specifics 2 Total Advertisements PERMIAN-FIBER, US
81.199.36.0/24 81.199.36.0/22
81.199.144.0/24 81.199.144.0/23
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 81.199.144.0/24 Announced
whois: 402590
IANA has recorded AS400380 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS400380\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: 400380
ASName: PERMIAN-FIBER
ASHandle: AS400380
RegDate: 2022-01-18
Updated: 2022-01-18
Ref: https://rdap.arin.net/registry/autnum/400380
OrgName: PIONEER NATURAL RESOURCES USA
OrgId: PNRU
Address: 777 Hidden Ridge
City: IRVING
StateProv: TX
PostalCode: 75038
Country: US
RegDate: 2000-08-01
Updated: 2025-09-30
Ref: https://rdap.arin.net/registry/entity/PNRU
OrgAbuseHandle: SHANN41-ARIN
OrgAbuseName: SHANNON, WALLY
OrgAbusePhone: +1-972-444-9001
OrgAbuseEmail: WALLY.SHANNON@PXD.COM
OrgAbuseRef: https://rdap.arin.net/registry/entity/SHANN41-ARIN
OrgTechHandle: SHANN41-ARIN
OrgTechName: SHANNON, WALLY
OrgTechPhone: +1-972-444-9001
OrgTechEmail: WALLY.SHANNON@PXD.COM
OrgTechRef: https://rdap.arin.net/registry/entity/SHANN41-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.
#