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.
AS19097 1 More Specifics 1 Total Advertisements GWRE-SM, US
199.91.43.0/24 199.91.42.0/23
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 199.91.43.0/24 Announced
whois: 402590
IANA has recorded AS19097 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS19097\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: 19097
ASName: GWRE-SM
ASHandle: AS19097
RegDate: 2018-12-10
Updated: 2018-12-17
Ref: https://rdap.arin.net/registry/autnum/19097
OrgName: Guidewire Software, Inc.
OrgId: GS-3
Address: 970 Park PL, Suite 200
City: San Mateo
StateProv: CA
PostalCode: 94403
Country: US
RegDate: 2010-12-01
Updated: 2023-11-17
Ref: https://rdap.arin.net/registry/entity/GS-3
OrgAbuseHandle: NOC11705-ARIN
OrgAbuseName: Network Operations Center
OrgAbusePhone: +1-650-357-9100
OrgAbuseEmail: nwong@guidewire.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/NOC11705-ARIN
OrgTechHandle: NOC11705-ARIN
OrgTechName: Network Operations Center
OrgTechPhone: +1-650-357-9100
OrgTechEmail: nwong@guidewire.com
OrgTechRef: https://rdap.arin.net/registry/entity/NOC11705-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.
#