139.143.0.1
ISP
Data retrieved at
Network
ASN
IP Range
Company
NPL Management LTD
Registrant
JANET-HOSTMASTER
NPL-LEGACY
Using networksdb.io for network lookups.
Hostname
Not available.
Type
ISP
Handle
139.143.0.0 - 139.143.255.255
Registered
1970-01-01
Last Changed
2022-08-04
View raw RDAP
{
"handle": "139.143.0.0 - 139.143.255.255",
"startAddress": "139.143.0.0",
"endAddress": "139.143.255.255",
"ipVersion": "v4",
"name": "NPL-LEGACY",
"type": "LEGACY",
"country": "GB",
"parentHandle": "0.0.0.0 - 255.255.255.255",
"cidr0_cidrs": [
{
"v4prefix": "139.143.0.0",
"length": 16
}
],
"status": [
"active"
],
"entities": [
{
"handle": "DG13162-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"Daniel Galbraith"
],
[
"kind",
{},
"text",
"individual"
],
[
"adr",
{
"label": "National Physical Laboratory\nHampton Road\nTeddington\nMiddlesex\nTW11 0LW\nGB"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+44 2089437016"
]
]
],
"roles": [
"administrative",
"technical"
],
"links": [
{
"value": "https://rdap.db.ripe.net/ip/139.143.0.1",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/DG13162-RIPE"
},
{
"value": "http://www.ripe.net/data-tools/support/documentation/terms",
"rel": "copyright",
"href": "http://www.ripe.net/data-tools/support/documentation/terms"
}
],
"objectClassName": "entity"
},
{
"handle": "JANET-HOSTMASTER",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"JANET-HOSTMASTER"
],
[
"kind",
{},
"text",
"individual"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/ip/139.143.0.1",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/JANET-HOSTMASTER"
},
{
"value": "http://www.ripe.net/data-tools/support/documentation/terms",
"rel": "copyright",
"href": "http://www.ripe.net/data-tools/support/documentation/terms"
}
],
"objectClassName": "entity"
},
{
"handle": "NPL13-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"NPL Network Manager"
],
[
"kind",
{},
"text",
"group"
],
[
"adr",
{
"label": "NPL Management LTD\nNational Physical Laboratory\nHampton Road\nTeddington\nMiddlesex\nTW11 0LW\nUnited Kingdom"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+44 208 943 6000"
]
]
],
"roles": [
"administrative",
"technical"
],
"links": [
{
"value": "https://rdap.db.ripe.net/ip/139.143.0.1",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/NPL13-RIPE"
},
{
"value": "http://www.ripe.net/data-tools/support/documentation/terms",
"rel": "copyright",
"href": "http://www.ripe.net/data-tools/support/documentation/terms"
}
],
"objectClassName": "entity"
},
{
"handle": "ORG-NPL11-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"NPL Management LTD"
],
[
"kind",
{},
"text",
"org"
],
[
"adr",
{
"label": "National Physical Laboratory\nHampton Road\nTeddington\nMiddlesex\nTW11 0LW\nUnited Kingdom"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+44 208 943 6000"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/ip/139.143.0.1",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/ORG-NPL11-RIPE"
},
{
"value": "http://www.ripe.net/data-tools/support/documentation/terms",
"rel": "copyright",
"href": "http://www.ripe.net/data-tools/support/documentation/terms"
}
],
"objectClassName": "entity"
},
{
"handle": "RIPE-NCC-LEGACY-MNT",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"RIPE-NCC-LEGACY-MNT"
],
[
"kind",
{},
"text",
"individual"
],
[
"org",
{},
"text",
"ORG-NCC1-RIPE"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/ip/139.143.0.1",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/RIPE-NCC-LEGACY-MNT"
},
{
"value": "http://www.ripe.net/data-tools/support/documentation/terms",
"rel": "copyright",
"href": "http://www.ripe.net/data-tools/support/documentation/terms"
}
],
"objectClassName": "entity"
},
{
"handle": "NPLA2-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"NPL Abuse Contact"
],
[
"kind",
{},
"text",
"group"
],
[
"adr",
{
"label": "NPL Management LTD\nNational Physical Laboratory\nHampton Road\nTeddington\nMiddlesex\nTW11 0LW\nUnited Kingdom"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"email",
{
"type": "abuse"
},
"text",
"[email protected]"
]
]
],
"roles": [
"abuse"
],
"entities": [
{
"handle": "JANET-HOSTMASTER",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"JANET-HOSTMASTER"
],
[
"kind",
{},
"text",
"individual"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/ip/139.143.0.1",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/JANET-HOSTMASTER"
},
{
"value": "http://www.ripe.net/data-tools/support/documentation/terms",
"rel": "copyright",
"href": "http://www.ripe.net/data-tools/support/documentation/terms"
}
],
"objectClassName": "entity"
},
{
"handle": "JIPS-NOSC",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"JIPS-NOSC"
],
[
"kind",
{},
"text",
"individual"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/ip/139.143.0.1",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/JIPS-NOSC"
},
{
"value": "http://www.ripe.net/data-tools/support/documentation/terms",
"rel": "copyright",
"href": "http://www.ripe.net/data-tools/support/documentation/terms"
}
],
"objectClassName": "entity"
}
],
"objectClassName": "entity"
}
],
"remarks": [
{
"description": [
"NPL Management Ltd",
"National Physical Laboratory",
"Hampton Road",
"Teddington",
"Middlesex",
"TW11 0LW"
]
}
],
"links": [
{
"value": "https://rdap.db.ripe.net/ip/139.143.0.1",
"rel": "rdap-up",
"href": "https://rdap.db.ripe.net/ips/rirSearch1/rdap-up/139.143.0.0%20-%20139.143.255.255",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/ip/139.143.0.1",
"rel": "rdap-up rdap-active",
"href": "https://rdap.db.ripe.net/ips/rirSearch1/rdap-up/139.143.0.0%20-%20139.143.255.255?status=active",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/ip/139.143.0.1",
"rel": "rdap-down",
"href": "https://rdap.db.ripe.net/ips/rirSearch1/rdap-down/139.143.0.0%20-%20139.143.255.255",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/ip/139.143.0.1",
"rel": "rdap-top",
"href": "https://rdap.db.ripe.net/ips/rirSearch1/rdap-top/139.143.0.0%20-%20139.143.255.255",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/ip/139.143.0.1",
"rel": "rdap-top rdap-active",
"href": "https://rdap.db.ripe.net/ips/rirSearch1/rdap-top/139.143.0.0%20-%20139.143.255.255?status=active",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/ip/139.143.0.1",
"rel": "rdap-bottom",
"href": "https://rdap.db.ripe.net/ips/rirSearch1/rdap-bottom/139.143.0.0%20-%20139.143.255.255",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/ip/139.143.0.1",
"rel": "self",
"href": "https://rdap.db.ripe.net/ip/139.143.0.1",
"type": "application/rdap+json"
},
{
"value": "http://www.ripe.net/data-tools/support/documentation/terms",
"rel": "copyright",
"href": "http://www.ripe.net/data-tools/support/documentation/terms"
}
],
"events": [
{
"eventAction": "registration",
"eventDate": "1970-01-01T00:00:00Z"
},
{
"eventAction": "last changed",
"eventDate": "2022-08-04T09:50:24Z"
}
],
"rdapConformance": [
"geofeed1",
"rirSearch1",
"ips",
"cidr0",
"rdap_level_0",
"nro_rdap_profile_0",
"redacted"
],
"notices": [
{
"title": "Filtered",
"description": [
"This output has been filtered."
]
},
{
"title": "Whois Inaccuracy Reporting",
"description": [
"If you see inaccuracies in the results, please visit:"
],
"links": [
{
"value": "https://rdap.db.ripe.net/ip/139.143.0.1",
"rel": "inaccuracy-report",
"href": "https://www.ripe.net/contact-form?topic=ripe_dbm&show_form=true",
"type": "text/html"
}
]
},
{
"title": "Source",
"description": [
"Objects returned came from source",
"RIPE"
]
},
{
"title": "Terms and Conditions",
"description": [
"This is the RIPE Database query service. The objects are in RDAP format."
],
"links": [
{
"value": "https://rdap.db.ripe.net/ip/139.143.0.1",
"rel": "terms-of-service",
"href": "http://www.ripe.net/db/support/db-terms-conditions.pdf",
"type": "application/pdf"
}
]
}
],
"port43": "whois.ripe.net",
"objectClassName": "ip network",
"redacted": [
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='DG13162-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
},
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='NPL13-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
},
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='ORG-NPL11-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
},
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='NPLA2-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
}
]
}
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
139.143.0.0/16
Authorized ASN
Not available.
Abuse Contacts
IP Geolocation
Country
United Kingdom
Time Zone
Europe/London
Coordinates
51.4964, -0.1224
Continent
Europe
European Union
No.
Phone prefix
+44
Currency
British Pound (GBP £)