216.73.217.174
Array
(
    [0] => 
    [1] => #
    [2] => # ARIN WHOIS data and services are subject to the Terms of Use
    [3] => # available at: https://www.arin.net/resources/registry/whois/tou/
    [4] => #
    [5] => # If you see inaccuracies in the results, please report at
    [6] => # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
    [7] => #
    [8] => # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
    [9] => #
    [10] => 
    [11] => 
    [12] => 
    [13] => # start
    [14] => 
    [15] => NetRange:       216.73.208.0 - 216.73.219.255
    [16] => CIDR:           216.73.208.0/21, 216.73.216.0/22
    [17] => NetName:        AMAZO-4
    [18] => NetHandle:      NET-216-73-208-0-1
    [19] => Parent:         NET216 (NET-216-0-0-0-0)
    [20] => NetType:        Direct Allocation
    [21] => OriginAS:
    [22] => Organization:   Amazon.com, Inc. (AMAZO-4)
    [23] => RegDate:        2024-03-26
    [24] => Updated:        2024-03-26
    [25] => Ref:            https://rdap.arin.net/registry/ip/216.73.208.0
    [26] => 
    [27] => 
    [28] => OrgName:        Amazon.com, Inc.
    [29] => OrgId:          AMAZO-4
    [30] => Address:        Amazon Web Services, Inc.
    [31] => Address:        P.O. Box 81226
    [32] => City:           Seattle
    [33] => StateProv:      WA
    [34] => PostalCode:     98108-1226
    [35] => Country:        US
    [36] => RegDate:        2005-09-29
    [37] => Updated:        2026-04-17
    [38] => Comment:        For details of this service please see
    [39] => Comment:        http://ec2.amazonaws.com
    [40] => Ref:            https://rdap.arin.net/registry/entity/AMAZO-4
    [41] => 
    [42] => 
    [43] => OrgDNSHandle: DNS1131-ARIN
    [44] => OrgDNSName:   DNS
    [45] => OrgDNSPhone:  +1-202-555-0000
    [46] => OrgDNSEmail:  ipmanagement+dns@amazon.com
    [47] => OrgDNSRef:    https://rdap.arin.net/registry/entity/DNS1131-ARIN
    [48] => 
    [49] => OrgNOCHandle: AANO1-ARIN
    [50] => OrgNOCName:   Amazon AWS Network Operations
    [51] => OrgNOCPhone:  +1-206-555-0000
    [52] => OrgNOCEmail:  amzn-noc-contact@amazon.com
    [53] => OrgNOCRef:    https://rdap.arin.net/registry/entity/AANO1-ARIN
    [54] => 
    [55] => OrgRoutingHandle: IPROU3-ARIN
    [56] => OrgRoutingName:   IP Routing
    [57] => OrgRoutingPhone:  +1-206-555-0000
    [58] => OrgRoutingEmail:  aws-routing-poc@amazon.com
    [59] => OrgRoutingRef:    https://rdap.arin.net/registry/entity/IPROU3-ARIN
    [60] => 
    [61] => OrgTechHandle: ANO24-ARIN
    [62] => OrgTechName:   Amazon EC2 Network Operations
    [63] => OrgTechPhone:  +1-206-555-0000
    [64] => OrgTechEmail:  amzn-noc-contact@amazon.com
    [65] => OrgTechRef:    https://rdap.arin.net/registry/entity/ANO24-ARIN
    [66] => 
    [67] => OrgRoutingHandle: ARMP-ARIN
    [68] => OrgRoutingName:   AWS RPKI Management POC
    [69] => OrgRoutingPhone:  +1-206-555-0000
    [70] => OrgRoutingEmail:  aws-rpki-routing-poc@amazon.com
    [71] => OrgRoutingRef:    https://rdap.arin.net/registry/entity/ARMP-ARIN
    [72] => 
    [73] => OrgAbuseHandle: AEA8-ARIN
    [74] => OrgAbuseName:   Amazon EC2 Abuse
    [75] => OrgAbusePhone:  +1-206-555-0000
    [76] => OrgAbuseEmail:  trustandsafety@support.aws.com
    [77] => OrgAbuseRef:    https://rdap.arin.net/registry/entity/AEA8-ARIN
    [78] => 
    [79] => # end
    [80] => 
    [81] => 
    [82] => # start
    [83] => 
    [84] => NetRange:       216.73.216.0 - 216.73.219.255
    [85] => CIDR:           216.73.216.0/22
    [86] => NetName:        AWS-ANTHROPIC
    [87] => NetHandle:      NET-216-73-216-0-1
    [88] => Parent:         AMAZO-4 (NET-216-73-208-0-1)
    [89] => NetType:        Reassigned
    [90] => OriginAS:
    [91] => Organization:   Anthropic, PBC (AP-2440)
    [92] => RegDate:        2024-06-05
    [93] => Updated:        2024-06-05
    [94] => Ref:            https://rdap.arin.net/registry/ip/216.73.216.0
    [95] => 
    [96] => 
    [97] => OrgName:        Anthropic, PBC
    [98] => OrgId:          AP-2440
    [99] => Address:        548 Market St.
    [100] => Address:        PMB 90375
    [101] => City:           San Francisco
    [102] => StateProv:      CA
    [103] => PostalCode:     94104-5401
    [104] => Country:        US
    [105] => RegDate:        2023-07-31
    [106] => Updated:        2023-08-22
    [107] => Ref:            https://rdap.arin.net/registry/entity/AP-2440
    [108] => 
    [109] => 
    [110] => OrgRoutingHandle: ANTHR5-ARIN
    [111] => OrgRoutingName:   Anthropic
    [112] => OrgRoutingPhone:  +1-415-236-0599
    [113] => OrgRoutingEmail:  arin@anthropic.com
    [114] => OrgRoutingRef:    https://rdap.arin.net/registry/entity/ANTHR5-ARIN
    [115] => 
    [116] => OrgAbuseHandle: ANTHR5-ARIN
    [117] => OrgAbuseName:   Anthropic
    [118] => OrgAbusePhone:  +1-415-236-0599
    [119] => OrgAbuseEmail:  arin@anthropic.com
    [120] => OrgAbuseRef:    https://rdap.arin.net/registry/entity/ANTHR5-ARIN
    [121] => 
    [122] => OrgTechHandle: ANTHR5-ARIN
    [123] => OrgTechName:   Anthropic
    [124] => OrgTechPhone:  +1-415-236-0599
    [125] => OrgTechEmail:  arin@anthropic.com
    [126] => OrgTechRef:    https://rdap.arin.net/registry/entity/ANTHR5-ARIN
    [127] => 
    [128] => OrgNOCHandle: ANTHR5-ARIN
    [129] => OrgNOCName:   Anthropic
    [130] => OrgNOCPhone:  +1-415-236-0599
    [131] => OrgNOCEmail:  arin@anthropic.com
    [132] => OrgNOCRef:    https://rdap.arin.net/registry/entity/ANTHR5-ARIN
    [133] => 
    [134] => OrgDNSHandle: ANTHR5-ARIN
    [135] => OrgDNSName:   Anthropic
    [136] => OrgDNSPhone:  +1-415-236-0599
    [137] => OrgDNSEmail:  arin@anthropic.com
    [138] => OrgDNSRef:    https://rdap.arin.net/registry/entity/ANTHR5-ARIN
    [139] => 
    [140] => # end
    [141] => 
    [142] => 
    [143] => 
    [144] => #
    [145] => # ARIN WHOIS data and services are subject to the Terms of Use
    [146] => # available at: https://www.arin.net/resources/registry/whois/tou/
    [147] => #
    [148] => # If you see inaccuracies in the results, please report at
    [149] => # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
    [150] => #
    [151] => # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
    [152] => #
    [153] => 
)