#
# 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.
#



# start

NetRange: 216.73.208.0 - 216.73.219.255
CIDR: 216.73.208.0/21, 216.73.216.0/22
NetName: AMAZO-4
NetHandle: NET-216-73-208-0-1
Parent: NET216 (NET-216-0-0-0-0)
NetType: Direct Allocation
OriginAS:
Organization: Amazon.com, Inc. (AMAZO-4)
RegDate: 2024-03-26
Updated: 2024-03-26
Ref: https://rdap.arin.net/registry/ip/216.73.208.0



OrgName: Amazon.com, Inc.
OrgId: AMAZO-4
Address: Amazon Web Services, Inc.
Address: P.O. Box 81226
City: Seattle
StateProv: WA
PostalCode: 98108-1226
Country: US
RegDate: 2005-09-29
Updated: 2022-09-30
Comment: For details of this service please see
Comment: http://ec2.amazonaws.com
Ref: https://rdap.arin.net/registry/entity/AMAZO-4


OrgRoutingHandle: IPROU3-ARIN
OrgRoutingName: IP Routing
OrgRoutingPhone: +1-206-555-0000
OrgRoutingEmail: aws-routing-poc@amazon.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/IPROU3-ARIN

OrgNOCHandle: AANO1-ARIN
OrgNOCName: Amazon AWS Network Operations
OrgNOCPhone: +1-206-555-0000
OrgNOCEmail: amzn-noc-contact@amazon.com
OrgNOCRef: https://rdap.arin.net/registry/entity/AANO1-ARIN

OrgRoutingHandle: ARMP-ARIN
OrgRoutingName: AWS RPKI Management POC
OrgRoutingPhone: +1-206-555-0000
OrgRoutingEmail: aws-rpki-routing-poc@amazon.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/ARMP-ARIN

OrgAbuseHandle: AEA8-ARIN
OrgAbuseName: Amazon EC2 Abuse
OrgAbusePhone: +1-206-555-0000
OrgAbuseEmail: trustandsafety@support.aws.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN

OrgTechHandle: ANO24-ARIN
OrgTechName: Amazon EC2 Network Operations
OrgTechPhone: +1-206-555-0000
OrgTechEmail: amzn-noc-contact@amazon.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN

# end


# start

NetRange: 216.73.216.0 - 216.73.219.255
CIDR: 216.73.216.0/22
NetName: AWS-ANTHROPIC
NetHandle: NET-216-73-216-0-1
Parent: AMAZO-4 (NET-216-73-208-0-1)
NetType: Reassigned
OriginAS:
Organization: Anthropic, PBC (AP-2440)
RegDate: 2024-06-05
Updated: 2024-06-05
Ref: https://rdap.arin.net/registry/ip/216.73.216.0


OrgName: Anthropic, PBC
OrgId: AP-2440
Address: 548 Market St.
Address: PMB 90375
City: San Francisco
StateProv: CA
PostalCode: 94104-5401
Country: US
RegDate: 2023-07-31
Updated: 2023-08-22
Ref: https://rdap.arin.net/registry/entity/AP-2440


OrgDNSHandle: ANTHR5-ARIN
OrgDNSName: Anthropic
OrgDNSPhone: +1-415-236-0599
OrgDNSEmail: arin@anthropic.com
OrgDNSRef: https://rdap.arin.net/registry/entity/ANTHR5-ARIN

OrgAbuseHandle: ANTHR5-ARIN
OrgAbuseName: Anthropic
OrgAbusePhone: +1-415-236-0599
OrgAbuseEmail: arin@anthropic.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ANTHR5-ARIN

OrgRoutingHandle: ANTHR5-ARIN
OrgRoutingName: Anthropic
OrgRoutingPhone: +1-415-236-0599
OrgRoutingEmail: arin@anthropic.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/ANTHR5-ARIN

OrgTechHandle: ANTHR5-ARIN
OrgTechName: Anthropic
OrgTechPhone: +1-415-236-0599
OrgTechEmail: arin@anthropic.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANTHR5-ARIN

OrgNOCHandle: ANTHR5-ARIN
OrgNOCName: Anthropic
OrgNOCPhone: +1-415-236-0599
OrgNOCEmail: arin@anthropic.com
OrgNOCRef: https://rdap.arin.net/registry/entity/ANTHR5-ARIN

# end



#
# 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.
#