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204.157.135.0

IPv4 ARIN US AS273285
ASN
AS273285
AS273285 - GRU TELCOM SA DE CV, MX
Organization
GRU TELCOM S.A. de C.V
GRU-CGNT-NET-1
Location
Guadalajara
Jalisco, Mexico (MX)
Hostname
—

Geolocation

Mexico (MX)
Country
Mexico (MX)
Region
Jalisco
City
Guadalajara
Continent
North America
Coordinates
20.6752, -103.347 View on map ↗

Network Information

IP Range 204.157.135.0 – 204.157.135.255 CIDR 204.157.135.0/24 Network Name GRU-CGNT-NET-1 Handle NET-204-157-135-0-1 Type ASSIGNMENT Parent Network NET-204-157-0-0-1 Organization GRU TELCOM S.A. de C.V Organization ID C11704515 Address Av. Chapultepec No. 236 Col. Americana, Sector Ju, GUADALAJARA, Jalisco, 44160, Mexico Country United States (US) Registry ARIN Registered On Sep 09, 2026 Last Updated Sep 09, 2026 Status
active

ASN & Routing

Origin AS AS273285 AS Name AS273285 - GRU TELCOM SA DE CV, MX Announced Prefix 204.157.135.0/24 AS Registry ARIN Prefix Country United States (US) Allocated 1994-09-21 RPKI Origin Valid (covered by a matching ROA)

Reverse DNS

No PTR record is published for this address.

Abuse Contact

Email [email protected] Phone +1-877-875-4311

Raw RDAP Response

{
  "arin_originas0_originautnums": [],
  "cidr0_cidrs": [
    {
      "v4prefix": "204.157.135.0",
      "length": 24
    }
  ],
  "endAddress": "204.157.135.255",
  "entities": [
    {
      "entities": [
        {
          "entities": [
            {
              "events": [
                {
                  "eventAction": "last changed",
                  "eventDate": "2026-07-08T11:04:49-04:00"
                },
                {
                  "eventAction": "registration",
                  "eventDate": "2001-01-24T13:40:39-05:00"
                }
              ],
              "handle": "ZC108-ARIN",
              "links": [
                {
                  "href": "https://rdap.arin.net/registry/entity/ZC108-ARIN",
                  "rel": "self",
                  "type": "application/rdap+json",
                  "value": "https://rdap.arin.net/registry/ip/204.157.135.0"
                },
                {
                  "href": "https://whois.arin.net/rest/poc/ZC108-ARIN",
                  "rel": "alternate",
                  "type": "application/xml",
                  "value": "https://rdap.arin.net/registry/ip/204.157.135.0"
                }
              ],
              "objectClassName": "entity",
              "port43": "whois.arin.net",
              "roles": [
                "noc"
              ],
              "status": [
                "validated"
              ],
              "vcardArray": [
                "vcard",
                [
                  [
                    "version",
                    {},
                    "text",
                    "4.0"
                  ],
                  [
                    "adr",
                    {
                      "label": "2450 N Street NW\nWashington\nDC\n20037\nUnited States"
                    },
                    "text",
                    [
                      "",
                      "",
                      "",
                      "",
                      "",
                      "",
                      ""
                    ]
                  ],
                  [
                    "fn",
                    {},
                    "text",
                    "Cogent Communications"
                  ],
                  [
                    "org",
                    {},
                    "text",
                    "Cogent Communications"
                  ],
                  [
                    "kind",
                    {},
                    "text",
                    "group"
                  ],
                  [
                    "email",
                    {},
                    "text",
                    "[email protected]"
                  ],
                  [
                    "tel",
                    {
                      "type": [
                        "work",
                        "voice"
                      ]
                    },
                    "text",
                    "+1-877-875-4311"
                  ]
                ]
              ]
            },
            {
              "events": [
                {
                  "eventAction": "last changed",
                  "eventDate": "2026-07-08T11:04:38-04:00"
                },
                {
                  "eventAction": "registration",
                  "eventDate": "2002-11-13T17:21:33-05:00"
                }
              ],
              "handle": "COGEN-ARIN",
              "links": [
                {
                  "href": "https://rdap.arin.net/registry/entity/COGEN-ARIN",
                  "rel": "self",
                  "type": "application/rdap+json",
                  "value": "https://rdap.arin.net/registry/ip/204.157.135.0"
                },
                {
                  "href": "https://whois.arin.net/rest/poc/COGEN-ARIN",
                  "rel": "alternate",
                  "type": "application/xml",
                  "value": "https://rdap.arin.net/registry/ip/204.157.135.0"
                }
              ],
              "objectClassName": "entity",
              "port43": "whois.arin.net",
              "roles": [
                "abuse"
              ],
              "status": [
                "validated"
              ],
              "vcardArray": [
                "vcard",
                [
                  [
                    "version",
                    {},
                    "text",
                    "4.0"
                  ],
                  [
                    "adr",
                    {
                      "label": "2450 N street, NW\nWashington\nDC\n20037\nUnited States"
                    },
                    "text",
                    [
                      "",
                      "",
                      "",
                      "",
                      "",
                      "",
                      ""
                    ]
                  ],
                  [
                    "fn",
                    {},
                    "text",
                    "Cogent Abuse"
                  ],
                  [
                    "org",
                    {},
                    "text",
                    "Cogent Communications"
                  ],
                  [
                    "kind",
                    {},
                    "text",
                    "group"
                  ],
                  [
                    "email",
                    {},
                    "text",
                    "[email protected]"
                  ],
                  [
                    "tel",
                    {
                      "type": [
                        "work",
                        "voice"
                      ]
                    },
                    "text",
                    "+1-877-875-4311"
                  ]
                ]
              ]
            },
            {
              "events": [
                {
                  "eventAction": "last changed",
                  "eventDate": "2026-07-08T11:04:59-04:00"
                },
                {
                  "eventAction": "registration",
                  "eventDate": "2002-11-13T17:21:33-05:00"
                }
              ],
              "handle": "IPALL-ARIN",
              "links": [
                {
                  "href": "https://rdap.arin.net/registry/entity/IPALL-ARIN",
                  "rel": "self",
                  "type": "application/rdap+json",
                  "value": "https://rdap.arin.net/registry/ip/204.157.135.0"
                },
                {
                  "href": "https://whois.arin.net/rest/poc/IPALL-ARIN",
                  "rel": "alternate",
                  "type": "application/xml",
                  "value": "https://rdap.arin.net/registry/ip/204.157.135.0"
                }
              ],
              "objectClassName": "entity",
              "port43": "whois.arin.net",
              "remarks": [
                {
                  "description": [
                    "THIS CONTACT DOES NOT RESPOND TO ABUSE OR OPERATIONAL ISSUES\r",
                    "For abuse issues contact [email protected]\r",
                    "For operational issues contact [email protected]"
                  ],
                  "title": "Registration Comments"
                }
              ],
              "roles": [
                "technical",
                "administrative"
              ],
              "status": [
                "validated"
              ],
              "vcardArray": [
                "vcard",
                [
                  [
                    "version",
                    {},
                    "text",
                    "4.0"
                  ],
                  [
                    "adr",
                    {
                      "label": "2450 N Street NW\nWashington\nDC\n20037\nUnited States"
                    },
                    "text",
                    [
                      "",
                      "",
                      "",
                      "",
                      "",
                      "",
                      ""
                    ]
                  ],
                  [
                    "fn",
                    {},
                    "text",
                    "IP Allocation"
                  ],
                  [
                    "org",
                    {},
                    "text",
                    "Cogent Communications"
                  ],
                  [
                    "kind",
                    {},
                    "text",
                    "group"
                  ],
                  [
                    "email",
                    {},
                    "text",
                    "[email protected]"
                  ],
                  [
                    "tel",
                    {
                      "type": [
                        "work",
                        "voice"
                      ]
                    },
                    "text",
                    "+1-877-875-4311"
                  ]
                ]
              ]
            }
          ],
          "events": [
            {
              "eventAction": "last changed",
              "eventDate": "2025-09-23T12:07:44-04:00"
            },
            {
              "eventAction": "registration",
              "eventDate": "2000-05-30T00:00:00-04:00"
            }
          ],
          "handle": "COGC",
          "links": [
            {
              "href": "https://rdap.arin.net/registry/entity/COGC",
              "rel": "self",
              "type": "application/rdap+json",
              "value": "https://rdap.arin.net/registry/ip/204.157.135.0"
            },
            {
              "href": "https://whois.arin.net/rest/org/COGC",
              "rel": "alternate",
              "type": "application/xml",
              "value": "https://rdap.arin.net/registry/ip/204.157.135.0"
            }
          ],
          "objectClassName": "entity",
          "port43": "whois.arin.net",
          "remarks": [
            {
              "description": [
                "Geofeed https://geofeed.cogentco.com/geofeed.csv"
              ],
              "title": "Registration Comments"
            }
          ],
          "roles": [
            "registrant"
          ],
          "vcardArray": [
            "vcard",
            [
              [
                "version",
                {},
                "text",
                "4.0"
              ],
              [
                "fn",
                {},
                "text",
                "Cogent Communications, LLC"
              ],
              [
                "adr",
                {
                  "label": "2450 N Street NW\nWashington\nDC\n20037\nUnited States"
                },
                "text",
                [
                  "",
                  "",
                  "",
                  "",
                  "",
                  "",
                  ""
                ]
              ],
              [
                "kind",
                {},
                "text",
                "org"
              ]
            ]
          ]
        }
      ],
      "events": [
        {
          "eventAction": "last changed",
          "eventDate": "2026-09-09T10:03:05-04:00"
        },
        {
          "eventAction": "registration",
          "eventDate": "2026-09-09T10:03:05-04:00"
        }
      ],
      "handle": "C11704515",
      "links": [
        {
          "href": "https://rdap.arin.net/registry/entity/C11704515",
          "rel": "self",
          "type": "application/rdap+json",
          "value": "https://rdap.arin.net/registry/ip/204.157.135.0"
        },
        {
          "href": "https://whois.arin.net/rest/customer/C11704515",
          "rel": "alternate",
          "type": "application/xml",
          "value": "https://rdap.arin.net/registry/ip/204.157.135.0"
        }
      ],
      "objectClassName": "entity",
      "port43": "whois.arin.net",
      "roles": [
        "registrant"
      ],
      "vcardArray": [
        "vcard",
        [
          [
            "version",
            {},
            "text",
            "4.0"
          ],
          [
            "fn",
            {},
            "text",
            "GRU TELCOM S.A. de C.V"
          ],
          [
            "adr",
            {
              "label": "Av. Chapultepec No. 236 Col. Americana, Sector Ju\nGUADALAJARA\nJalisco\n44160\nMexico"
            },
            "text",
            [
              "",
              "",
              "",
              "",
              "",
              "",
              ""
            ]
          ],
          [
            "kind",
            {},
            "text",
            "org"
          ]
        ]
      ]
    }
  ],
  "events": [
    {
      "eventAction": "last changed",
      "eventDate": "2026-09-09T10:03:05-04:00"
    },
    {
      "eventAction": "registration",
      "eventDate": "2026-09-09T10:03:05-04:00"
    }
  ],
  "handle": "NET-204-157-135-0-1",
  "ipVersion": "v4",
  "links": [
    {
      "href": "https://rdap.arin.net/registry/ip/204.157.135.0",
      "rel": "self",
      "type": "application/rdap+json",
      "value": "https://rdap.arin.net/registry/ip/204.157.135.0"
    },
    {
      "href": "https://whois.arin.net/rest/net/NET-204-157-135-0-1",
      "rel": "alternate",
      "type": "application/xml",
      "value": "https://rdap.arin.net/registry/ip/204.157.135.0"
    },
    {
      "href": "https://rdap.arin.net/registry/ip/204.157.0.0/16",
      "rel": "up",
      "type": "application/rdap+json",
      "value": "https://rdap.arin.net/registry/ip/204.157.135.0"
    }
  ],
  "name": "GRU-CGNT-NET-1",
  "notices": [
    {
      "description": [
        "By using the ARIN RDAP/Whois service, you are agreeing to the RDAP/Whois Terms of Use"
      ],
      "links": [
        {
          "href": "https://www.arin.net/resources/registry/whois/tou/",
          "rel": "terms-of-service",
          "type": "text/html",
          "value": "https://rdap.arin.net/registry/ip/204.157.135.0"
        }
      ],
      "title": "Terms of Service"
    },
    {
      "description": [
        "If you see inaccuracies in the results, please visit: "
      ],
      "links": [
        {
          "href": "https://www.arin.net/resources/registry/whois/inaccuracy_reporting/",
          "rel": "inaccuracy-report",
          "type": "text/html",
          "value": "https://rdap.arin.net/registry/ip/204.157.135.0"
        }
      ],
      "title": "Whois Inaccuracy Reporting"
    },
    {
      "description": [
        "Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
      ],
      "title": "Copyright Notice"
    }
  ],
  "objectClassName": "ip network",
  "parentHandle": "NET-204-157-0-0-1",
  "port43": "whois.arin.net",
  "rdapConformance": [
    "nro_rdap_profile_0",
    "rdap_level_0",
    "cidr0",
    "arin_originas0"
  ],
  "remarks": [
    {
      "description": [
        "Geofeed https://gru-telcom.github.io/geofeed/grutelcom.csv"
      ],
      "title": "Registration Comments"
    }
  ],
  "startAddress": "204.157.135.0",
  "status": [
    "active"
  ],
  "type": "ASSIGNMENT"
}

Contact details of private individuals are redacted.