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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.

AS21345

Autonomous systemHeld by lir-uk-ca-tech-1-MNT2 requests in 0.1 s2026-11-09 05:34:47 UTCRegistered

Autonomous system

AS numbersAS21345
NameSYMANTEC-EU
Held bylir-uk-ca-tech-1-MNT lir-uk-ca-tech-1-MNT
CountryGB
DescriptionRIPE NCC ASN block
TypeASSIGNED
HandleAS21345
Registered · 24 years, 5 months ago
Last changed · 3 years, 3 months ago
Statusactive
Report abusedomains.admin@broadcom.com
RegistryRIPE NCC

WHOIS

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

RIPE NCC whois.ripe.net

% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to 'AS21281 - AS21390'

as-block:       AS21281 - AS21390
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2018-11-22T15:27:28Z
last-modified:  2018-11-22T15:27:28Z
source:         RIPE

% Information related to 'AS21345'

% Abuse contact for 'AS21345' is 'domains.admin@broadcom.com'

aut-num:        AS21345
as-name:        SYMANTEC-EU
remarks:        ---------------------------------------------
org:            ORG-CTRL3-RIPE
admin-c:        AA41237-RIPE
tech-c:         AA41237-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MESSAGELABS-MNT
mnt-by:         lir-uk-ca-tech-1-MNT
created:        2002-06-06T10:54:09Z
last-modified:  2023-08-08T14:15:47Z
source:         RIPE # Filtered

organisation:   ORG-CTRL3-RIPE
org-name:       CA Technology R&D Limited
country:        GB
reg-nr:         07251836
org-type:       LIR
address:        Fourth floor, Abbots House, Abbey Street
address:        RG13BD
address:        Reading
address:        UNITED KINGDOM
phone:          +44 7827232390
admin-c:        AA41237-RIPE
tech-c:         AA41237-RIPE
abuse-c:        AR70734-RIPE
mnt-ref:        lir-uk-ca-tech-1-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         lir-uk-ca-tech-1-MNT
created:        2023-08-08T11:05:28Z
last-modified:  2026-05-13T07:07:36Z
source:         RIPE # Filtered

role:           admin
address:        UNITED KINGDOM
address:        Reading
address:        RG13BD
address:        Fourth floor, Abbots House, Abbey Street
phone:          +44 7827232390
nic-hdl:        AA41237-RIPE
mnt-by:         lir-uk-ca-tech-1-MNT
created:        2023-08-08T11:05:27Z
last-modified:  2023-08-08T11:05:27Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.124.1 (SHETLAND)

RDAP

The JSON replies WHOIS is being replaced by.

RIPE NCC https://rdap.db.ripe.net/autnum/21345

{
    "handle": "AS21345",
    "startAutnum": 21345,
    "endAutnum": 21345,
    "name": "SYMANTEC-EU",
    "status": [
        "active"
    ],
    "entities": [
        {
            "handle": "AA41237-RIPE",
            "vcardArray": [
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                    ],
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                        "admin"
                    ],
                    [
                        "kind",
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                    ],
                    [
                        "adr",
                        {
                            "label": "UNITED KINGDOM\nReading\nRG13BD\nFourth floor, Abbots House, Abbey Street"
                        },
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            ""
                        ]
                    ],
                    [
                        "tel",
                        {
                            "type": "voice"
                        },
                        "text",
                        "+44 7827232390"
                    ]
                ]
            ],
            "roles": [
                "administrative",
                "technical"
            ],
            "links": [
                {
                    "value": "https://rdap.db.ripe.net/autnum/21345",
                    "rel": "self",
                    "href": "https://rdap.db.ripe.net/entity/AA41237-RIPE"
                },
                {
                    "value": "http://www.ripe.net/data-tools/support/documentation/terms",
                    "rel": "copyright",
                    "href": "http://www.ripe.net/data-tools/support/documentation/terms"
                }
            ],
            "objectClassName": "entity"
        },
        {
            "handle": "lir-uk-ca-tech-1-MNT",
            "vcardArray": [
                "vcard",
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                        "text",
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                    ],
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                        "lir-uk-ca-tech-1-MNT"
                    ],
                    [
                        "kind",
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                        "text",
                        "individual"
                    ]
                ]
            ],
            "roles": [
                "registrant"
            ],
            "links": [
                {
                    "value": "https://rdap.db.ripe.net/autnum/21345",
                    "rel": "self",
                    "href": "https://rdap.db.ripe.net/entity/lir-uk-ca-tech-1-MNT"
                },
                {
                    "value": "http://www.ripe.net/data-tools/support/documentation/terms",
                    "rel": "copyright",
                    "href": "http://www.ripe.net/data-tools/support/documentation/terms"
                }
            ],
            "objectClassName": "entity"
        },
        {
            "handle": "MESSAGELABS-MNT",
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                "vcard",
                [
                    [
                        "version",
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                        "text",
                        "4.0"
                    ],
                    [
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                        "text",
                        "MESSAGELABS-MNT"
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "individual"
                    ]
                ]
            ],
            "roles": [
                "registrant"
            ],
            "links": [
                {
                    "value": "https://rdap.db.ripe.net/autnum/21345",
                    "rel": "self",
                    "href": "https://rdap.db.ripe.net/entity/MESSAGELABS-MNT"
                },
                {
                    "value": "http://www.ripe.net/data-tools/support/documentation/terms",
                    "rel": "copyright",
                    "href": "http://www.ripe.net/data-tools/support/documentation/terms"
                }
            ],
            "objectClassName": "entity"
        },
        {
            "handle": "ORG-CTRL3-RIPE",
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "CA Technology R&D Limited"
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "org"
                    ],
                    [
                        "adr",
                        {
                            "label": "Fourth floor, Abbots House, Abbey Street\nRG13BD\nReading\nUNITED KINGDOM"
                        },
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            ""
                        ]
                    ],
                    [
                        "tel",
                        {
                            "type": "voice"
                        },
                        "text",
                        "+44 7827232390"
                    ]
                ]
            ],
            "roles": [
                "registrant"
            ],
            "links": [
                {
                    "value": "https://rdap.db.ripe.net/autnum/21345",
                    "rel": "self",
                    "href": "https://rdap.db.ripe.net/entity/ORG-CTRL3-RIPE"
                },
                {
                    "value": "http://www.ripe.net/data-tools/support/documentation/terms",
                    "rel": "copyright",
                    "href": "http://www.ripe.net/data-tools/support/documentation/terms"
                }
            ],
            "objectClassName": "entity"
        },
        {
            "handle": "RIPE-NCC-END-MNT",
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "RIPE-NCC-END-MNT"
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "individual"
                    ],
                    [
                        "org",
                        [],
                        "text",
                        "ORG-NCC1-RIPE"
                    ]
                ]
            ],
            "roles": [
                "registrant"
            ],
            "links": [
                {
                    "value": "https://rdap.db.ripe.net/autnum/21345",
                    "rel": "self",
                    "href": "https://rdap.db.ripe.net/entity/RIPE-NCC-END-MNT"
                },
                {
                    "value": "http://www.ripe.net/data-tools/support/documentation/terms",
                    "rel": "copyright",
                    "href": "http://www.ripe.net/data-tools/support/documentation/terms"
                }
            ],
            "objectClassName": "entity"
        },
        {
            "handle": "AR70734-RIPE",
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "Abuse-C Role"
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "group"
                    ],
                    [
                        "adr",
                        {
                            "label": "UNITED KINGDOM\nReading\nRG13BD\nFourth floor, Abbots House, Abbey Street"
                        },
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            ""
                        ]
                    ],
                    [
                        "email",
                        {
                            "type": "abuse"
                        },
                        "text",
                        "domains.admin@broadcom.com"
                    ]
                ]
            ],
            "roles": [
                "abuse"
            ],
            "entities": [
                {
                    "handle": "lir-uk-ca-tech-1-MNT",
                    "vcardArray": [
                        "vcard",
                        [
                            [
                                "version",
                                [],
                                "text",
                                "4.0"
                            ],
                            [
                                "fn",
                                [],
                                "text",
                                "lir-uk-ca-tech-1-MNT"
                            ],
                            [
                                "kind",
                                [],
                                "text",
                                "individual"
                            ]
                        ]
                    ],
                    "roles": [
                        "registrant"
                    ],
                    "links": [
                        {
                            "value": "https://rdap.db.ripe.net/autnum/21345",
                            "rel": "self",
                            "href": "https://rdap.db.ripe.net/entity/lir-uk-ca-tech-1-MNT"
                        },
                        {
                            "value": "http://www.ripe.net/data-tools/support/documentation/terms",
                            "rel": "copyright",
                            "href": "http://www.ripe.net/data-tools/support/documentation/terms"
                        }
                    ],
                    "objectClassName": "entity"
                }
            ],
            "objectClassName": "entity"
        }
    ],
    "remarks": [
        {
            "description": [
                "---------------------------------------------"
            ]
        }
    ],
    "links": [
        {
            "value": "https://rdap.db.ripe.net/autnum/21345",
            "rel": "rdap-up",
            "href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-up/AS21345",
            "type": "application/rdap+json"
        },
        {
            "value": "https://rdap.db.ripe.net/autnum/21345",
            "rel": "rdap-up rdap-active",
            "href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-up/AS21345?status=active",
            "type": "application/rdap+json"
        },
        {
            "value": "https://rdap.db.ripe.net/autnum/21345",
            "rel": "rdap-down",
            "href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-down/AS21345",
            "type": "application/rdap+json"
        },
        {
            "value": "https://rdap.db.ripe.net/autnum/21345",
            "rel": "rdap-top",
            "href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-top/AS21345",
            "type": "application/rdap+json"
        },
        {
            "value": "https://rdap.db.ripe.net/autnum/21345",
            "rel": "rdap-top rdap-active",
            "href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-top/AS21345?status=active",
            "type": "application/rdap+json"
        },
        {
            "value": "https://rdap.db.ripe.net/autnum/21345",
            "rel": "rdap-bottom",
            "href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-bottom/AS21345",
            "type": "application/rdap+json"
        },
        {
            "value": "https://rdap.db.ripe.net/autnum/21345",
            "rel": "self",
            "href": "https://rdap.db.ripe.net/autnum/21345",
            "type": "application/rdap+json"
        },
        {
            "value": "http://www.ripe.net/data-tools/support/documentation/terms",
            "rel": "copyright",
            "href": "http://www.ripe.net/data-tools/support/documentation/terms"
        }
    ],
    "events": [
        {
            "eventAction": "registration",
            "eventDate": "2002-06-06T10:54:09Z"
        },
        {
            "eventAction": "last changed",
            "eventDate": "2023-08-08T14:15:47Z"
        }
    ],
    "rdapConformance": [
        "nro_rdap_profile_asn_flat_0",
        "rirSearch1",
        "autnums",
        "cidr0",
        "rdap_level_0",
        "nro_rdap_profile_0",
        "redacted"
    ],
    "notices": [
        {
            "title": "Filtered",
            "description": [
                "This output has been filtered."
            ]
        },
        {
            "title": "Whois Inaccuracy Reporting",
            "description": [
                "If you see inaccuracies in the results, please visit:"
            ],
            "links": [
                {
                    "value": "https://rdap.db.ripe.net/autnum/21345",
                    "rel": "inaccuracy-report",
                    "href": "https://www.ripe.net/contact-form?topic=ripe_dbm&show_form=true",
                    "type": "text/html"
                }
            ]
        },
        {
            "title": "Source",
            "description": [
                "Objects returned came from source",
                "RIPE"
            ]
        },
        {
            "title": "Terms and Conditions",
            "description": [
                "This is the RIPE Database query service. The objects are in RDAP format."
            ],
            "links": [
                {
                    "value": "https://rdap.db.ripe.net/autnum/21345",
                    "rel": "terms-of-service",
                    "href": "http://www.ripe.net/db/support/db-terms-conditions.pdf",
                    "type": "application/pdf"
                }
            ]
        }
    ],
    "port43": "whois.ripe.net",
    "objectClassName": "autnum",
    "redacted": [
        {
            "name": {
                "description": "Personal e-mail information"
            },
            "reason": {
                "description": "Personal data"
            },
            "prePath": "$.entities[?(@.handle=='AA41237-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
            "method": "removal"
        },
        {
            "name": {
                "description": "Personal e-mail information"
            },
            "reason": {
                "description": "Personal data"
            },
            "prePath": "$.entities[?(@.handle=='ORG-CTRL3-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
            "method": "removal"
        },
        {
            "name": {
                "description": "Personal e-mail information"
            },
            "reason": {
                "description": "Personal data"
            },
            "prePath": "$.entities[?(@.handle=='AR70734-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
            "method": "removal"
        }
    ]
}

Servers asked

ProtocolServerResultTime
RDAPhttps://rdap.db.ripe.net/autnum/21345HTTP 20069 ms
WHOISwhois.ripe.net “AS21345”2,227 bytes40 ms