128.3.0.1
ISP
Data retrieved at
Network
ASN
IP Range
Company
Lawrence Berkeley National Laboratory
Network
LBL-IP-NET1
Using networksdb.io for network lookups.
Hostname
Not available.
Type
ISP
Handle
NET-128-3-0-0-1
Registered
1984-04-17
Last Changed
2024-12-30
View raw RDAP
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "128.3.0.0",
"length": 16
}
],
"endAddress": "128.3.255.255",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-06-23T19:40:37-04:00"
},
{
"eventAction": "registration",
"eventDate": "2023-06-05T12:39:27-04:00"
}
],
"handle": "SIMON407-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/SIMON407-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/128.3.0.1"
},
{
"href": "https://whois.arin.net/rest/poc/SIMON407-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/128.3.0.1"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "1 Cyclotron Road\nBerkeley\nCA\n94720\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Richard Simon"
],
[
"n",
{},
"text",
[
"Simon",
"Richard",
"",
"",
""
]
],
[
"kind",
{},
"text",
"individual"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-510-486-5585"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-08-17T10:19:54-04:00"
},
{
"eventAction": "registration",
"eventDate": "2014-11-07T23:36:03-05:00"
}
],
"handle": "STROM17-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/STROM17-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/128.3.0.1"
},
{
"href": "https://whois.arin.net/rest/poc/STROM17-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/128.3.0.1"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"administrative"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "1 Cyclotron Road\nBerkeley\nCA\n94720\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Rune Stromsness"
],
[
"n",
{},
"text",
[
"Stromsness",
"Rune",
"",
"",
""
]
],
[
"kind",
{},
"text",
"individual"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-510-486-5095"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-02-19T12:05:00-05:00"
},
{
"eventAction": "registration",
"eventDate": "2010-04-06T20:43:08-04:00"
}
],
"handle": "CPP-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/CPP-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/128.3.0.1"
},
{
"href": "https://whois.arin.net/rest/poc/CPP-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/128.3.0.1"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"abuse"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "One Cyclotron Road\r\nMail Stop 50B-2239A\nBerkeley\nCA\n94720\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Computer Protection Program"
],
[
"org",
{},
"text",
"Lawrence Berkeley National Laboratory"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-510-486-7770"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-06-11T17:07:19-04:00"
},
{
"eventAction": "registration",
"eventDate": "2019-02-11T16:43:03-05:00"
}
],
"handle": "LBNL-Z",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/LBNL-Z",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/128.3.0.1"
},
{
"href": "https://whois.arin.net/rest/org/LBNL-Z",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/128.3.0.1"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"Please direct SPAM related queries to [email protected]\r",
"Please direct ABUSE related queries to [email protected]"
],
"title": "Registration Comments"
}
],
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"Lawrence Berkeley National Laboratory"
],
[
"adr",
{
"label": "One Cyclotron Road\nBerkeley\nCA\n94720\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
{},
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-12-30T15:54:55-05:00"
},
{
"eventAction": "registration",
"eventDate": "1984-04-17T00:00:00-05:00"
}
],
"handle": "NET-128-3-0-0-1",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/128.3.0.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/128.3.0.1"
},
{
"href": "https://whois.arin.net/rest/net/NET-128-3-0-0-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/128.3.0.1"
}
],
"name": "LBL-IP-NET1",
"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/128.3.0.1"
}
],
"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/128.3.0.1"
}
],
"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"
],
"remarks": [
{
"description": [
"Please direct SPAM queries to [email protected].",
"Please direct ABUSE queries to [email protected]."
],
"title": "Registration Comments"
}
],
"startAddress": "128.3.0.0",
"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).
Unknown.
No valid ROA was found for this prefix.
UNKNOWN
Validated Prefix
128.3.0.0/16
Authorized ASN
Not available.
Abuse Contacts
IP Geolocation
Country
United States
Time Zone
America/Los_Angeles
Coordinates
34.0544, -118.244
Continent
North America
European Union
No.
Phone prefix
+1
Currency
US Dollar (USD $)