74.81.72.0

  • No reverse DNS
  • Not on blocklists
Network
ZGL-6
Held by
zColo
Range
74.81.72.0 - 74.81.77.255
CIDR
74.81.72.0/22, 74.81.76.0/23
Type
DIRECT ALLOCATION
Registered on
Last updated
Status
  • active
Report abuse to
networking@databank.com
Checked

Reverse DNS

Names
None

Network

Announced by
AS13767 DataBank Holdings, Ltd.
Route
74.81.72.0/24, carried by 2,517 of bgp.tools' BGP feeds
Country
US
Tagged
VPN Host, Tranco 10k Host

Upstreams and peers

  • AS3356 Lumen (Level 3)6,402 paths
  • AS1299 Arelion (fka. Telia Carrier)6,247 paths
  • AS6461 Zayo Bandwidth5,454 paths
  • AS6939 Hurricane Electric LLC1,157 paths
  • AS198949 Radware225 paths
  • AS29944 Latisys-Ashburn, LLC96 paths
  • AS25091 IP-Max SA28 paths
  • AS32621 Twin City VoIP, Inc.12 paths
  • AS137409 GSL Networks Pty LTD4 paths

Downstreams

And 77 more

As the route collectors of RIPEstat see them

Routes AS13767 announces

240 IPv4 prefixes covering 246,528 addresses, and 32 IPv6 prefixes

IPv4

And 190 more

IPv6

From bgp.tools

Location

Map © OpenStreetMap contributors
Location
United States
Accuracy
Within 1,000 km

Location from GeoLite2 data created by MaxMind

Blocklists

  • Spamhaus ZEN Not listed
  • SpamCop Not listed
  • Mailspike Not listed
  • PSBL Not listed

Abuse reports

Reports
None in the last year
Used for
Data Center/Web Hosting/Transit
Provider
zColo

From AbuseIPDB

WHOIS

#
# 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 1997-2026, American Registry for Internet Numbers, Ltd.
#


NetRange:       74.81.72.0 - 74.81.77.255
CIDR:           74.81.72.0/22, 74.81.76.0/23
NetName:        ZGL-6
NetHandle:      NET-74-81-72-0-1
Parent:         NET74 (NET-74-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   zColo (ZGL-6)
RegDate:        2018-11-26
Updated:        2018-11-26
Ref:            https://rdap.arin.net/registry/ip/74.81.72.0


OrgName:        zColo
OrgId:          ZGL-6
Address:        1805 29th St Suite 2050
Address:        Databank Holdings
City:           Boulder
StateProv:      CO
PostalCode:     80301
Country:        US
RegDate:        2018-01-09
Updated:        2021-10-26
Ref:            https://rdap.arin.net/registry/entity/ZGL-6

ReferralServer:  rwhois://rwhois.corexchange.com:4321

OrgTechHandle: ZCOLO-ARIN
OrgTechName:   ZCOLO
OrgTechPhone:  +1-571-450-1165 
OrgTechEmail:  networking@databank.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ZCOLO-ARIN

OrgTechHandle: POINT3-ARIN
OrgTechName:   Point of Contact
OrgTechPhone:  +1-855-328-2247 
OrgTechEmail:  networking@databank.com
OrgTechRef:    https://rdap.arin.net/registry/entity/POINT3-ARIN

OrgAbuseHandle: ZCOLO-ARIN
OrgAbuseName:   ZCOLO
OrgAbusePhone:  +1-571-450-1165 
OrgAbuseEmail:  networking@databank.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ZCOLO-ARIN

OrgNOCHandle: ZCOLO-ARIN
OrgNOCName:   ZCOLO
OrgNOCPhone:  +1-571-450-1165 
OrgNOCEmail:  networking@databank.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/ZCOLO-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 1997-2026, American Registry for Internet Numbers, Ltd.
#

RDAP

From https://rdap.arin.net/registry/ip/74.81.72.0

Show the RDAP record
{
  "arin_originas0_originautnums": [],
  "cidr0_cidrs": [
    {
      "v4prefix": "74.81.72.0",
      "length": 22
    },
    {
      "v4prefix": "74.81.76.0",
      "length": 23
    }
  ],
  "endAddress": "74.81.77.255",
  "entities": [
    {
      "entities": [
        {
          "events": [
            {
              "eventAction": "last changed",
              "eventDate": "2026-03-11T15:34:45-04:00"
            },
            {
              "eventAction": "registration",
              "eventDate": "2019-12-06T17:49:46-05:00"
            }
          ],
          "handle": "ZCOLO-ARIN",
          "links": [
            {
              "href": "https://rdap.arin.net/registry/entity/ZCOLO-ARIN",
              "rel": "self",
              "type": "application/rdap+json",
              "value": "https://rdap.arin.net/registry/ip/74.81.72.0"
            },
            {
              "href": "https://whois.arin.net/rest/poc/ZCOLO-ARIN",
              "rel": "alternate",
              "type": "application/xml",
              "value": "https://rdap.arin.net/registry/ip/74.81.72.0"
            }
          ],
          "objectClassName": "entity",
          "port43": "whois.arin.net",
          "roles": [
            "technical",
            "administrative",
            "abuse",
            "noc"
          ],
          "status": [
            "validated"
          ],
          "vcardArray": [
            "vcard",
            [
              [
                "version",
                {},
                "text",
                "4.0"
              ],
              [
                "adr",
                {
                  "label": "393 Inverness Pkwy\nEnglewood\nCO\n80112\nUnited States"
                },
                "text",
                [
                  "",
                  "",
                  "",
                  "",
                  "",
                  "",
                  ""
                ]
              ],
              [
                "fn",
                {},
                "text",
                "ZCOLO"
              ],
              [
                "org",
                {},
                "text",
                "Databank Holdings"
              ],
              [
                "kind",
                {},
                "text",
                "group"
              ],
              [
                "email",
                {},
                "text",
                "networking@databank.com"
              ],
              [
                "tel",
                {
                  "type": [
                    "work",
                    "voice"
                  ]
                },
                "text",
                "+1-571-450-1165"
              ]
            ]
          ]
        },
        {
          "events": [
            {
              "eventAction": "last changed",
              "eventDate": "2026-03-11T15:34:36-04:00"
            },
            {
              "eventAction": "registration",
              "eventDate": "2009-01-30T17:00:07-05:00"
            }
          ],
          "handle": "POINT3-ARIN",
          "links": [
            {
              "href": "https://rdap.arin.net/registry/entity/POINT3-ARIN",
              "rel": "self",
              "type": "application/rdap+json",
              "value": "https://rdap.arin.net/registry/ip/74.81.72.0"
            },
            {
              "href": "https://whois.arin.net/rest/poc/POINT3-ARIN",
              "rel": "alternate",
              "type": "application/xml",
              "value": "https://rdap.arin.net/registry/ip/74.81.72.0"
            }
          ],
          "objectClassName": "entity",
          "port43": "whois.arin.net",
          "roles": [
            "technical"
          ],
          "status": [
            "validated"
          ],
          "vcardArray": [
            "vcard",
            [
              [
                "version",
                {},
                "text",
                "4.0"
              ],
              [
                "adr",
                {
                  "label": "14870 Pony Express Rd.\nSuite 200\nBluffdale\nUT\n84065\nUnited States"
                },
                "text",
                [
                  "",
                  "",
                  "",
                  "",
                  "",
                  "",
                  ""
                ]
              ],
              [
                "fn",
                {},
                "text",
                "Point of Contact"
              ],
              [
                "org",
                {},
                "text",
                "C7 Data Centers"
              ],
              [
                "kind",
                {},
                "text",
                "group"
              ],
              [
                "email",
                {},
                "text",
                "networking@databank.com"
              ],
              [
                "tel",
                {
                  "type": [
                    "work",
                    "voice"
                  ]
                },
                "text",
                "+1-855-328-2247"
              ]
            ]
          ]
        }
      ],
      "events": [
        {
          "eventAction": "last changed",
          "eventDate": "2021-10-26T15:16:44-04:00"
        },
        {
          "eventAction": "registration",
          "eventDate": "2018-01-09T14:07:20-05:00"
        }
      ],
      "handle": "ZGL-6",
      "links": [
        {
          "href": "https://rdap.arin.net/registry/entity/ZGL-6",
          "rel": "self",
          "type": "application/rdap+json",
          "value": "https://rdap.arin.net/registry/ip/74.81.72.0"
        },
        {
          "href": "https://whois.arin.net/rest/org/ZGL-6",
          "rel": "alternate",
          "type": "application/xml",
          "value": "https://rdap.arin.net/registry/ip/74.81.72.0"
        }
      ],
      "objectClassName": "entity",
      "port43": "whois.arin.net",
      "roles": [
        "registrant"
      ],
      "vcardArray": [
        "vcard",
        [
          [
            "version",
            {},
            "text",
            "4.0"
          ],
          [
            "fn",
            {},
            "text",
            "zColo"
          ],
          [
            "adr",
            {
              "label": "1805 29th St Suite 2050\nDatabank Holdings\nBoulder\nCO\n80301\nUnited States"
            },
            "text",
            [
              "",
              "",
              "",
              "",
              "",
              "",
              ""
            ]
          ],
          [
            "kind",
            {},
            "text",
            "org"
          ]
        ]
      ]
    }
  ],
  "events": [
    {
      "eventAction": "last changed",
      "eventDate": "2018-11-26T12:39:38-05:00"
    },
    {
      "eventAction": "registration",
      "eventDate": "2018-11-26T12:39:38-05:00"
    }
  ],
  "handle": "NET-74-81-72-0-1",
  "ipVersion": "v4",
  "links": [
    {
      "href": "https://rdap.arin.net/registry/ip/74.81.72.0",
      "rel": "self",
      "type": "application/rdap+json",
      "value": "https://rdap.arin.net/registry/ip/74.81.72.0"
    },
    {
      "href": "https://whois.arin.net/rest/net/NET-74-81-72-0-1",
      "rel": "alternate",
      "type": "application/xml",
      "value": "https://rdap.arin.net/registry/ip/74.81.72.0"
    }
  ],
  "name": "ZGL-6",
  "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/74.81.72.0"
        }
      ],
      "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/74.81.72.0"
        }
      ],
      "title": "Whois Inaccuracy Reporting"
    },
    {
      "description": [
        "Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
      ],
      "title": "Copyright Notice"
    }
  ],
  "objectClassName": "ip network",
  "parentHandle": "NET-74-0-0-0-0",
  "port43": "whois.arin.net",
  "rdapConformance": [
    "nro_rdap_profile_0",
    "rdap_level_0",
    "cidr0",
    "arin_originas0"
  ],
  "startAddress": "74.81.72.0",
  "status": [
    "active"
  ],
  "type": "DIRECT ALLOCATION"
}