146.138.0.35
ISP
Data retrieved at
Network
ASN
IP Range
Company
U.S. Department of Energy
Network
DOEHQB
Using networksdb.io for network lookups.
Hostname
Not available.
AS Domain
energy.gov
Using host.io for pre-visualize domains.
Type
ISP
Handle
NET-146-138-0-0-1
Registered
1991-02-11
Last Changed
2024-08-26
View raw RDAP
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "146.138.0.0",
"length": 16
}
],
"endAddress": "146.138.255.255",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-06-10T16:02:08-04:00"
},
{
"eventAction": "registration",
"eventDate": "2012-04-03T14:01:32-04:00"
}
],
"handle": "EITSN-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/EITSN-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/146.138.0.35"
},
{
"href": "https://whois.arin.net/rest/poc/EITSN-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/146.138.0.35"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "19901 Germantown Road\nGermantown\nMD\n20878\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"EITS NetOps"
],
[
"org",
{},
"text",
"U.S. Department of Energy"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-301-903-4079"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-10-21T12:23:05-04:00"
},
{
"eventAction": "registration",
"eventDate": "2005-09-29T16:32:19-04:00"
}
],
"handle": "DHH4-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/DHH4-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/146.138.0.35"
},
{
"href": "https://whois.arin.net/rest/poc/DHH4-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/146.138.0.35"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"abuse",
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "1000 Independence Avenue, SW\nWashington\nDC\n20585\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"DOE HQ Hostmaster"
],
[
"org",
{},
"text",
"US Department of Energy"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-301-903-4079"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-09-17T15:52:07-04:00"
},
{
"eventAction": "registration",
"eventDate": "2024-09-17T15:52:07-04:00"
}
],
"handle": "BRAGG28-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/BRAGG28-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/146.138.0.35"
},
{
"href": "https://whois.arin.net/rest/poc/BRAGG28-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/146.138.0.35"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2025-09-17"
],
"title": "Unvalidated POC"
}
],
"roles": [
"administrative"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "19901 Germantown Road\nGermantown\nMD\n20874\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Damon Bragg"
],
[
"n",
{},
"text",
[
"Bragg",
"Damon",
"",
"",
""
]
],
[
"kind",
{},
"text",
"individual"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-301-903-0015"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-09-17T15:54:44-04:00"
},
{
"eventAction": "registration",
"eventDate": "2024-08-12T11:09:37-04:00"
}
],
"handle": "UDE-4-Z",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/UDE-4-Z",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/146.138.0.35"
},
{
"href": "https://whois.arin.net/rest/org/UDE-4-Z",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/146.138.0.35"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"U.S. Department of Energy"
],
[
"adr",
{
"label": "1000 Independence Avenue, S.W.\nWashington\nDC\n20585\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
{},
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-08-26T11:51:44-04:00"
},
{
"eventAction": "registration",
"eventDate": "1991-02-11T00:00:00-05:00"
}
],
"handle": "NET-146-138-0-0-1",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/146.138.0.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/146.138.0.35"
},
{
"href": "https://whois.arin.net/rest/net/NET-146-138-0-0-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/146.138.0.35"
}
],
"name": "DOEHQB",
"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/146.138.0.35"
}
],
"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/146.138.0.35"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-146-0-0-0-0",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"startAddress": "146.138.0.0",
"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
146.138.0.0/16
Authorized ASN
Not available.
Abuse Contacts
IP Geolocation
Country
United States
Time Zone
America/Chicago
Coordinates
37.751, -97.822
Continent
North America
European Union
No.
Phone prefix
+1
Currency
US Dollar (USD $)