167.73.0.32
ISP
Data retrieved at
Network
ASN
IP Range
Company
Spectrum Health
Network
SPECTRUM-HEALTH
Using networksdb.io for network lookups.
Hostname
Not available.
AS Domain
spectrumhealth.org
Using host.io for pre-visualize domains.
Type
ISP
Handle
NET-167-73-0-0-1
Registered
1993-05-11
Last Changed
2025-08-11
View raw RDAP
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "167.73.0.0",
"length": 16
}
],
"endAddress": "167.73.255.255",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-12-15T09:51:49-05:00"
},
{
"eventAction": "registration",
"eventDate": "2003-12-01T14:23:02-05:00"
}
],
"handle": "TELEC3-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/TELEC3-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/167.73.0.32"
},
{
"href": "https://whois.arin.net/rest/poc/TELEC3-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/167.73.0.32"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical",
"administrative"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "100 Michigan St NE\nMail Code 064\nGrand Rapids\nMI\n49503\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Telecommunications Manager"
],
[
"org",
{},
"text",
"Corewell Health"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-616-486-4260"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-616-486-4888"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-07-31T08:50:47-04:00"
},
{
"eventAction": "registration",
"eventDate": "2025-07-31T08:50:47-04:00"
}
],
"handle": "TOROD-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/TOROD-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/167.73.0.32"
},
{
"href": "https://whois.arin.net/rest/poc/TOROD-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/167.73.0.32"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "26901 Beamont Blvd\nSouthfield\nMI\n48033\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"David Torode"
],
[
"n",
{},
"text",
[
"Torode",
"David",
"",
"",
""
]
],
[
"kind",
{},
"text",
"individual"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-248-766-2584"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-01-27T10:13:42-05:00"
},
{
"eventAction": "registration",
"eventDate": "2026-01-27T10:13:42-05:00"
}
],
"handle": "DALDI-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/DALDI-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/167.73.0.32"
},
{
"href": "https://whois.arin.net/rest/poc/DALDI-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/167.73.0.32"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"dns",
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "26901 Beaumont Blvd\nSouthfield\nMI\n48033\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Ken Daldine"
],
[
"n",
{},
"text",
[
"Daldine",
"Ken",
"",
"",
""
]
],
[
"kind",
{},
"text",
"individual"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-248-597-7031"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-12-15T09:51:08-05:00"
},
{
"eventAction": "registration",
"eventDate": "2003-12-01T14:23:02-05:00"
}
],
"handle": "NETWO425-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/NETWO425-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/167.73.0.32"
},
{
"href": "https://whois.arin.net/rest/poc/NETWO425-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/167.73.0.32"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"abuse",
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "100 Michigan St NE\nMail Code 064\nGrand Rapids\nMI\n49503\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Network Administrators"
],
[
"org",
{},
"text",
"Spectrum Health"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-616-486-4888"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-10-22T08:30:52-04:00"
},
{
"eventAction": "registration",
"eventDate": "2025-07-24T10:56:20-04:00"
}
],
"handle": "GRESH26-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/GRESH26-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/167.73.0.32"
},
{
"href": "https://whois.arin.net/rest/poc/GRESH26-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/167.73.0.32"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "100 Michigan St NE\nGrand Rapids\nMI\n49503\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"William Gresham"
],
[
"n",
{},
"text",
[
"Gresham",
"William",
"",
"",
""
]
],
[
"kind",
{},
"text",
"individual"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-616-460-5274"
],
[
"tel",
{
"type": [
"work",
"cell"
]
},
"text",
"+1-616-460-5274"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-01-27T11:26:20-05:00"
},
{
"eventAction": "registration",
"eventDate": "2009-03-25T15:52:57-04:00"
}
],
"handle": "SPECT-19-Z",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/SPECT-19-Z",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/167.73.0.32"
},
{
"href": "https://whois.arin.net/rest/org/SPECT-19-Z",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/167.73.0.32"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"Spectrum Health"
],
[
"adr",
{
"label": "100 Michigan St NE\nMail Code 064\nGrand Rapids\nMI\n49503\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
{},
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-08-11T14:36:29-04:00"
},
{
"eventAction": "registration",
"eventDate": "1993-05-11T00:00:00-04:00"
}
],
"handle": "NET-167-73-0-0-1",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/167.73.0.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/167.73.0.32"
},
{
"href": "https://whois.arin.net/rest/net/NET-167-73-0-0-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/167.73.0.32"
}
],
"name": "SPECTRUM-HEALTH",
"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/167.73.0.32"
}
],
"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/167.73.0.32"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-167-0-0-0-0",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"remarks": [
{
"description": [
"-----BEGIN CERTIFICATE-----",
"MIIEJTCCAw2gAwIBAgIUaSE7RUHwPBxaOxzSbkHF/zq+BqkwDQYJKoZIhvcNAQEL",
"BQAwgaExCzAJBgNVBAYTAlVTMREwDwYDVQQIDAhNaWNoaWdhbjEVMBMGA1UEBwwM",
"R3JhbmQgUmFwaWRzMRgwFgYDVQQKDA9Db3Jld2VsbCBIZWFsdGgxGzAZBgNVBAMM",
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"DwAwggEKAoIBAQCg2U0PxjEZyFlmddZtGt27z+RJb52egIQAfyms1R4Ma45fdpi",
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"EJiC1lTR8PkCObHHMTZ579s3aEomC5OeK5MwS50afl7JjAy2oToVHRSiRDFSp",
"SdJhyAzcDLas",
"-----END CERTIFICATE-----"
],
"title": "Registration Comments"
}
],
"startAddress": "167.73.0.0",
"status": [
"active"
],
"type": "DIRECT ALLOCATION"
}
Security
No security threats detected for this IP.
VPN
Proxy
Tor
Hosting
Residential Proxy
Bogon
Abuser
Crawler
RPKI
RPKI Origin Validation
RPKI verifies that an IP prefix is legitimately announced by the authorized Autonomous System (ASN) using Route Origin Authorizations (ROAs).
Valid.
This prefix is correctly authorized by a valid ROA.
VALID
Validated Prefix
167.73.0.0/20
Authorized ASN
AS12099, AS30710
Abuse Contacts
IP Geolocation
Country
United States
City
Grand Rapids (📍 49503)
Michigan
Time Zone
America/Detroit
Coordinates
42.9656, -85.65
Continent
North America
European Union
No.
Phone prefix
+1
Currency
US Dollar (USD $)