Organization
Brown University
BROWN-UNIV
Location
Providence (College Hill)
Rhode Island, United States (US)
Hostname
—
Geolocation
United States (US) United States
- Country
- United States (US)
- Region
- Rhode Island
- City
- Providence (College Hill)
- Continent
- North America
- Coordinates
- 41.8269, -71.3996 View on map ↗
Network Information
IP Range 128.148.0.0 – 128.148.255.255 CIDR 128.148.0.0/16 Network Name BROWN-UNIV Handle NET-128-148-0-0-1 Type DIRECT ALLOCATION Parent Network NET-128-0-0-0-0 Organization Brown University Organization ID BROWNU-Z Address 115 Waterman Street, Providence, RI, 02912, United States Country United States (US) Registry ARIN Registered On Sep 09, 1986 Last Updated Dec 19, 2023 Status
active
ASN & Routing
Origin AS AS11078 AS Name BROWN - Brown University, US Announced Prefix 128.148.64.0/18 AS Registry ARIN Prefix Country United States (US) Allocated 1986-09-09 RPKI Origin Not found (no ROA covers this prefix)
Reverse DNS
No PTR record is published for this address.
Abuse Contact
Raw RDAP Response
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "128.148.0.0",
"length": 16
}
],
"endAddress": "128.148.255.255",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-09-21T09:56:24-04:00"
},
{
"eventAction": "registration",
"eventDate": "2003-07-25T10:12:32-04:00"
}
],
"handle": "NOC1320-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/NOC1320-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/128.148.64.0"
},
{
"href": "https://whois.arin.net/rest/poc/NOC1320-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/128.148.64.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"abuse",
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "350 Eddy Street\nProvidence\nRI\n02903\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Network Operations Center"
],
[
"org",
{},
"text",
"Brown University"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-401-863-7247"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-09-21T09:55:18-04:00"
},
{
"eventAction": "registration",
"eventDate": "2024-09-18T16:23:35-04:00"
}
],
"handle": "VIEIR18-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/VIEIR18-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/128.148.64.0"
},
{
"href": "https://whois.arin.net/rest/poc/VIEIR18-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/128.148.64.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"administrative"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"REDACTED"
],
[
"kind",
{},
"text",
"individual"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-09-21T10:00:03-04:00"
},
{
"eventAction": "registration",
"eventDate": "2023-11-29T16:39:00-05:00"
}
],
"handle": "BROWNU-Z",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/BROWNU-Z",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/128.148.64.0"
},
{
"href": "https://whois.arin.net/rest/org/BROWNU-Z",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/128.148.64.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"Brown University"
],
[
"adr",
{
"label": "115 Waterman Street\nProvidence\nRI\n02912\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
{},
"text",
"org"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-09-21T09:56:24-04:00"
},
{
"eventAction": "registration",
"eventDate": "2003-07-25T10:12:32-04:00"
}
],
"handle": "NOC1320-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/NOC1320-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/128.148.64.0"
},
{
"href": "https://whois.arin.net/rest/poc/NOC1320-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/128.148.64.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "350 Eddy Street\nProvidence\nRI\n02903\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Network Operations Center"
],
[
"org",
{},
"text",
"Brown University"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-401-863-7247"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2023-12-19T06:33:05-05:00"
},
{
"eventAction": "registration",
"eventDate": "1986-09-09T00:00:00-04:00"
}
],
"handle": "NET-128-148-0-0-1",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/128.148.0.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/128.148.64.0"
},
{
"href": "https://whois.arin.net/rest/net/NET-128-148-0-0-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/128.148.64.0"
}
],
"name": "BROWN-UNIV",
"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/128.148.64.0"
}
],
"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/128.148.64.0"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-128-0-0-0-0",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"startAddress": "128.148.0.0",
"status": [
"active"
],
"type": "DIRECT ALLOCATION"
} Contact details of private individuals are redacted.