# # 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 1997-2025, American Registry for Internet Numbers, Ltd. # NetRange: 170.203.16.0 - 170.203.31.255 CIDR: 170.203.16.0/20 NetName: KLAVI NetHandle: NET-170-203-16-0-1 Parent: NET170 (NET-170-0-0-0-0) NetType: Direct Allocation OriginAS: Organization: Klaviyo, Inc (KLAVI) RegDate: 2021-12-08 Updated: 2023-01-27 Comment: -----BEGIN CERTIFICATE-----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-----END CERTIFICATE----- Ref: https://rdap.arin.net/registry/ip/170.203.16.0 OrgName: Klaviyo, Inc OrgId: KLAVI Address: 125 Summer St, Floor 6 City: Boston StateProv: MA PostalCode: 02111 Country: US RegDate: 2021-08-06 Updated: 2023-04-19 Ref: https://rdap.arin.net/registry/entity/KLAVI OrgRoutingHandle: KLAVI1-ARIN OrgRoutingName: Klaviyo Postmaster OrgRoutingPhone: +1-800-338-1744 OrgRoutingEmail: postmaster@klaviyo.com OrgRoutingRef: https://rdap.arin.net/registry/entity/KLAVI1-ARIN OrgAbuseHandle: KLAVI2-ARIN OrgAbuseName: Klaviyo Abuse OrgAbusePhone: +1-800-338-1744 OrgAbuseEmail: abuse@klaviyo.com OrgAbuseRef: https://rdap.arin.net/registry/entity/KLAVI2-ARIN OrgTechHandle: KLAVI1-ARIN OrgTechName: Klaviyo Postmaster OrgTechPhone: +1-800-338-1744 OrgTechEmail: postmaster@klaviyo.com OrgTechRef: https://rdap.arin.net/registry/entity/KLAVI1-ARIN OrgDNSHandle: KLAVI1-ARIN OrgDNSName: Klaviyo Postmaster OrgDNSPhone: +1-800-338-1744 OrgDNSEmail: postmaster@klaviyo.com OrgDNSRef: https://rdap.arin.net/registry/entity/KLAVI1-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 1997-2025, American Registry for Internet Numbers, Ltd. #