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.
AS397458 2 More Specifics 4 Total Advertisements SFOPERA-ASN, US
198.199.32.0/23 198.199.32.0/20
198.199.34.0/24 198.199.32.0/20
whois: 402590
IANA has recorded AS397458 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS397458\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: 397458
ASName: SFOPERA-ASN
ASHandle: AS397458
RegDate: 2019-04-03
Updated: 2019-04-03
Comment: sfopera.com
Comment: NOC hours
Comment: 6:00 AM to 4:00 PM PST
Ref: https://rdap.arin.net/registry/autnum/397458
OrgName: San Francisco Opera
OrgId: SFO-1
Address: 301 Van Ness Avenue
City: San Francisco
StateProv: CA
PostalCode: 94102
Country: US
RegDate: 1993-09-21
Updated: 2026-02-13
Ref: https://rdap.arin.net/registry/entity/SFO-1
OrgTechHandle: GOETZ43-ARIN
OrgTechName: Goetz, Paul
OrgTechPhone: +1-415-551-6383
OrgTechEmail: pgoetz@sfopera.com
OrgTechRef: https://rdap.arin.net/registry/entity/GOETZ43-ARIN
OrgAbuseHandle: GOETZ43-ARIN
OrgAbuseName: Goetz, Paul
OrgAbusePhone: +1-415-551-6383
OrgAbuseEmail: pgoetz@sfopera.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/GOETZ43-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.
#