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WHOIS lookup

Look up a domain, an IPv4 or IPv6 address or an AS number (ASN). For a domain: who registered it, which registrar holds it, when it expires and what its status codes mean. For an address or ASN: which network it belongs to, who holds it and where to report abuse. Asked over RDAP and classic WHOIS, of the registry and then the registrar.

Try github.com, bbc.co.uk, 8.8.8.8, AS13335. AS numbers work as AS13335 or plain 13335; URLs and e-mail addresses are trimmed to their domain.

2803:f800:50::6ca2:c1bf

IP addressHeld by CloudFlare Latin America S.R.L2 requests in 1.0 s2026-11-09 05:32:55 UTCRegistered

Network

Range2803:f800:: – 2803:f800:ffff:ffff:ffff:ffff:ffff:ffff
CIDR2803:f800::/32
Name2803:f800:: - 2803:f800:ffff:ffff:ffff:ffff:ffff:ffff
Held byCloudFlare Latin America S.R.L CR-CLAS1-LACNIC
CountryCR
TypeALLOCATED
Handle2803:f800::/32 · part of 2800::/12
Registered · 14 years, 7 months ago
Last changed · 4 years, 6 months ago
Statusactive
Report abusenoc@cloudflare.com · +1 6503198930#0000
RegistryLACNIC

Reverse DNS and more: DNS lookup for 2803:f800:50::6ca2:c1bf.

WHOIS

The raw replies over port 43, as the whois command shows them.

LACNIC whois.lacnic.net

% IP Client: 46.224.70.64
 
% Joint Whois - whois.lacnic.net
%  This server accepts single ASN, IPv4 or IPv6 queries

% LACNIC resource: whois.lacnic.net


% Copyright LACNIC lacnic.net
%  The data below is provided for information purposes
%  and to assist persons in obtaining information about or
%  related to AS and IP numbers registrations
%  By submitting a whois query, you agree to use this data
%  only for lawful purposes.
%  2026-11-09 02:32:55 (-03 -03:00)

inetnum:     2803:f800::/32
status:      allocated
aut-num:     N/A
owner:       CloudFlare Latin America S.R.L
ownerid:     CR-CLAS1-LACNIC
responsible: Matthew Prince
address:     Santa Ana, Lindora, Forum II, Edificio A, Cuarto Piso, , 
address:      - San José - 
country:     CR
phone:       +1 650 31398930
owner-c:     CNO2
tech-c:      CNO2
abuse-c:     CNO2
inetrev:     2803:f800::/32
nserver:     KEVIN.NS.CLOUDFLARE.COM
nsstat:      20261104 AA
nslastaa:    20261104
nserver:     CRUZ.NS.CLOUDFLARE.COM
nsstat:      20261104 AA
nslastaa:    20261104
created:     20120319
changed:     20220422

nic-hdl:     CNO2
person:      Cloudflare Network Operations
e-mail:      noc@cloudflare.com
address:     Townsend Street, 101, -
address:     94107 - San Francisco - CA
country:     US
phone:       +1  6503198930 [0000]
created:     20130206
changed:     20240612

% whois.lacnic.net accepts only direct match queries.
% Types of queries are: POCs, ownerid, CIDR blocks, IP
% and AS numbers.

RDAP

The JSON replies WHOIS is being replaced by.

LACNIC https://rdap.lacnic.net/rdap/ip/2803:f800:50::6ca2:c1bf

{
    "rdapConformance": [
        "rdap_level_0",
        "cidr0",
        "lacnic_level_0"
    ],
    "notices": [
        {
            "title": "Terms and Conditions",
            "description": [
                "This is the LACNIC RDAP service. Objects are in RDAP format."
            ],
            "links": [
                {
                    "value": "https://www.lacnic.net/registration-data-access-protocol",
                    "rel": "terms-of-service",
                    "href": "https://www.lacnic.net/registration-data-access-protocol",
                    "type": "text/html"
                }
            ]
        }
    ],
    "remarks": [
        {
            "description": [
                "Network: 2803:f800::/32"
            ]
        }
    ],
    "links": [
        {
            "value": "https://rdap.lacnic.net/rdap/ip/2803:f800::/32",
            "rel": "self",
            "type": "application/rdap+json",
            "href": "https://rdap.lacnic.net/rdap/ip/2803:f800::/32"
        },
        {
            "value": "https://rdap.lacnic.net/rdap/ip/2803:f800::/32",
            "rel": "up",
            "type": "application/rdap+json",
            "href": "https://rdap.lacnic.net/rdap/ip/2800::/12"
        }
    ],
    "events": [
        {
            "eventAction": "registration",
            "eventDate": "2012-03-19T16:24:53Z"
        },
        {
            "eventAction": "last changed",
            "eventDate": "2022-04-22T20:21:41Z"
        }
    ],
    "objectClassName": "ip network",
    "handle": "2803:f800::/32",
    "parentHandle": "2800::/12",
    "startAddress": "2803:f800::",
    "endAddress": "2803:f800:ffff:ffff:ffff:ffff:ffff:ffff",
    "ipVersion": "v6",
    "name": "2803:f800:: - 2803:f800:ffff:ffff:ffff:ffff:ffff:ffff",
    "type": "ALLOCATED",
    "status": [
        "active"
    ],
    "entities": [
        {
            "objectClassName": "entity",
            "handle": "CR-CLAS1-LACNIC",
            "roles": [
                "registrant"
            ],
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "CloudFlare Latin America S.R.L"
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "org"
                    ],
                    [
                        "adr",
                        {
                            "label": "Santa Ana, Lindora, Forum II, Edificio A, Cuarto Piso\nSan José\nCR"
                        },
                        "text",
                        [
                            "",
                            "",
                            "Santa Ana, Lindora, Forum II, Edificio A, Cuarto Piso",
                            "San José",
                            "",
                            "",
                            "CR"
                        ]
                    ],
                    [
                        "tel",
                        {
                            "type": "voice"
                        },
                        "text",
                        "+1 650 31398930"
                    ]
                ]
            ],
            "events": [
                {
                    "eventAction": "registration",
                    "eventDate": "2012-03-01T17:52:50Z"
                },
                {
                    "eventAction": "last changed",
                    "eventDate": "2026-06-05T02:06:58Z"
                }
            ],
            "links": [
                {
                    "value": "https://rdap.lacnic.net/rdap/entity/CR-CLAS1-LACNIC",
                    "rel": "self",
                    "type": "application/rdap+json",
                    "href": "https://rdap.lacnic.net/rdap/entity/CR-CLAS1-LACNIC"
                }
            ]
        },
        {
            "objectClassName": "entity",
            "handle": "CNO2",
            "roles": [
                "administrative",
                "technical",
                "abuse"
            ],
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "Cloudflare Network Operations"
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "individual"
                    ],
                    [
                        "adr",
                        {
                            "label": "-\nTownsend Street\nSan Francisco\n94107\nUS"
                        },
                        "text",
                        [
                            "",
                            "-",
                            "Townsend Street",
                            "San Francisco",
                            "",
                            "94107",
                            "US"
                        ]
                    ],
                    [
                        "tel",
                        {
                            "type": "voice"
                        },
                        "text",
                        "+1  6503198930#0000"
                    ],
                    [
                        "email",
                        [],
                        "text",
                        "noc@cloudflare.com"
                    ],
                    [
                        "lang",
                        [],
                        "language-tag",
                        "en"
                    ]
                ]
            ],
            "events": [
                {
                    "eventAction": "registration",
                    "eventDate": "2013-02-06T23:59:46Z"
                },
                {
                    "eventAction": "last changed",
                    "eventDate": "2024-06-12T15:47:26Z"
                }
            ],
            "links": [
                {
                    "value": "https://rdap.lacnic.net/rdap/entity/CNO2",
                    "rel": "self",
                    "type": "application/rdap+json",
                    "href": "https://rdap.lacnic.net/rdap/entity/CNO2"
                }
            ]
        }
    ],
    "lacnic_originAutnum": [],
    "lacnic_legalRepresentative": "Matthew Prince",
    "lacnic_reverseDelegations": [
        {
            "startAddress": "2803:f800::",
            "endAddress": "2803:f800:ffff:ffff:ffff:ffff:ffff:ffff",
            "nameservers": [
                {
                    "objectClassName": "nameserver",
                    "ldhName": "KEVIN.NS.CLOUDFLARE.COM.",
                    "events": [
                        {
                            "eventAction": "delegation check",
                            "eventDate": "2026-11-04T07:05:42Z",
                            "status": [
                                "20261104 AA"
                            ]
                        },
                        {
                            "eventAction": "last correct delegation check",
                            "eventDate": "2026-11-04T07:05:42Z"
                        }
                    ]
                },
                {
                    "objectClassName": "nameserver",
                    "ldhName": "CRUZ.NS.CLOUDFLARE.COM.",
                    "events": [
                        {
                            "eventAction": "delegation check",
                            "eventDate": "2026-11-04T07:05:42Z",
                            "status": [
                                "20261104 AA"
                            ]
                        },
                        {
                            "eventAction": "last correct delegation check",
                            "eventDate": "2026-11-04T07:05:42Z"
                        }
                    ]
                }
            ],
            "secureDNS": {
                "zoneSigned": false,
                "delegationSigned": false,
                "dsData": []
            }
        }
    ],
    "cidr0_cidrs": [
        {
            "v6prefix": "2803:f800::",
            "length": 32
        }
    ],
    "port43": "whois.lacnic.net"
}

Servers asked

ProtocolServerResultTime
RDAPhttps://rdap.lacnic.net/rdap/ip/2803:f800:50::6ca2:c1bfHTTP 200573 ms
WHOISwhois.lacnic.net “2803:f800:50::6ca2:c1bf”1,473 bytes431 ms