141.66.0.40
ISP
Data retrieved at
Network
ASN
IP Range
Company
FIZ Karlsruhe - Leibniz-Institut fuer Informationsinfrastruktur GmbH
Registrant
DFN-LIR-MNT
FIZLAN
Using networksdb.io for network lookups.
Hostname
Not available.
AS Domain
fiz-karlsruhe.de
Using host.io for pre-visualize domains.
Type
ISP
Handle
141.66.0.0 - 141.66.255.255
Registered
1970-01-01
Last Changed
2026-08-05
View raw RDAP
{
"handle": "141.66.0.0 - 141.66.255.255",
"startAddress": "141.66.0.0",
"endAddress": "141.66.255.255",
"ipVersion": "v4",
"name": "FIZLAN",
"type": "LEGACY",
"country": "DE",
"parentHandle": "0.0.0.0 - 255.255.255.255",
"cidr0_cidrs": [
{
"v4prefix": "141.66.0.0",
"length": 16
}
],
"status": [
"active"
],
"entities": [
{
"handle": "DFN-LIR-MNT",
"vcardArray": [
"vcard",
[
[
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{},
"text",
"4.0"
],
[
"fn",
{},
"text",
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],
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]
]
],
"roles": [
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"links": [
{
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"rel": "self",
"href": "https://rdap.db.ripe.net/entity/DFN-LIR-MNT"
},
{
"value": "http://www.ripe.net/data-tools/support/documentation/terms",
"rel": "copyright",
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}
],
"objectClassName": "entity"
},
{
"handle": "FIZ-MNT",
"vcardArray": [
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[
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{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"FIZ-MNT"
],
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{},
"text",
"individual"
]
]
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"roles": [
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"links": [
{
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"rel": "self",
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},
{
"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": "MS49522-RIPE",
"vcardArray": [
"vcard",
[
[
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{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"Martin Schwarz"
],
[
"kind",
{},
"text",
"individual"
],
[
"adr",
{
"label": "FIZ Karlsruhe - Leibniz Institute for Information Infrastructure\nHermann-von-Helmholtz-Platz 1\nD-76344 Eggenstein-Leopoldshafen"
},
"text",
[
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""
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],
[
"tel",
{
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},
"text",
"+49 7247 808 746"
],
[
"tel",
{
"type": "fax"
},
"text",
"+49 7247 808 78 746"
]
]
],
"roles": [
"administrative",
"technical"
],
"links": [
{
"value": "https://rdap.db.ripe.net/ip/141.66.0.40",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/MS49522-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-FKF1-RIPE",
"vcardArray": [
"vcard",
[
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{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"FIZ Karlsruhe - Leibniz-Institut fuer Informationsinfrastruktur GmbH"
],
[
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{},
"text",
"org"
],
[
"adr",
{
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},
"text",
[
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],
[
"tel",
{
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},
"text",
"+49 7247 808 0"
],
[
"tel",
{
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},
"text",
"+49 7247 808 133"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/ip/141.66.0.40",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/ORG-FKF1-RIPE"
},
{
"value": "http://www.ripe.net/data-tools/support/documentation/terms",
"rel": "copyright",
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}
],
"objectClassName": "entity"
},
{
"handle": "RIPE-NCC-LEGACY-MNT",
"vcardArray": [
"vcard",
[
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"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"RIPE-NCC-LEGACY-MNT"
],
[
"kind",
{},
"text",
"individual"
],
[
"org",
{},
"text",
"ORG-NCC1-RIPE"
]
]
],
"roles": [
"registrant"
],
"links": [
{
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},
{
"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": "SN8479-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"Sven Neubauer"
],
[
"kind",
{},
"text",
"individual"
],
[
"adr",
{
"label": "FIZ Karlsruhe - Leibniz Institute for Information Infrastructure\nHermann-von-Helmholtz-Platz 1\nD-76344 Eggenstein-Leopoldshafen"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+49 7247 808 305"
],
[
"tel",
{
"type": "fax"
},
"text",
"+49 7247 808 78 305"
]
]
],
"roles": [
"administrative",
"technical"
],
"links": [
{
"value": "https://rdap.db.ripe.net/ip/141.66.0.40",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/SN8479-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": "AR19103-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"Abuse-C Role"
],
[
"kind",
{},
"text",
"group"
],
[
"adr",
{
"label": "FIZ Karlsruhe - Leibniz Institute for Information Infrastructure\nHermann-von-Helmholtz-Platz 1\nD-76344 Eggenstein-Leopoldshafen"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"email",
{
"type": "abuse"
},
"text",
"[email protected]"
],
[
"org",
{},
"text",
"ORG-FKF1-RIPE"
]
]
],
"roles": [
"abuse"
],
"entities": [
{
"handle": "FIZ-MNT",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"FIZ-MNT"
],
[
"kind",
{},
"text",
"individual"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/ip/141.66.0.40",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/FIZ-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": "ORG-FKF1-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"FIZ Karlsruhe - Leibniz-Institut fuer Informationsinfrastruktur GmbH"
],
[
"kind",
{},
"text",
"org"
],
[
"adr",
{
"label": "FIZ Karlsruhe - Leibniz Institut for Information Infrastructure\nHermann-von-Helmholtz-Platz 1\n76344 Eggenstein-Leopoldshafen"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+49 7247 808 0"
],
[
"tel",
{
"type": "fax"
},
"text",
"+49 7247 808 133"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/ip/141.66.0.40",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/ORG-FKF1-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"
}
],
"objectClassName": "entity"
}
],
"remarks": [
{
"description": [
"FIZ Karlsruhe - Leibniz Institute for Information Infrastructure",
"Hermann-von-Helmholtz-Platz 1",
"76344 Eggenstein-Leopoldshafen"
]
}
],
"links": [
{
"value": "https://rdap.db.ripe.net/ip/141.66.0.40",
"rel": "rdap-up",
"href": "https://rdap.db.ripe.net/ips/rirSearch1/rdap-up/141.66.0.0%20-%20141.66.255.255",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/ip/141.66.0.40",
"rel": "rdap-up rdap-active",
"href": "https://rdap.db.ripe.net/ips/rirSearch1/rdap-up/141.66.0.0%20-%20141.66.255.255?status=active",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/ip/141.66.0.40",
"rel": "rdap-down",
"href": "https://rdap.db.ripe.net/ips/rirSearch1/rdap-down/141.66.0.0%20-%20141.66.255.255",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/ip/141.66.0.40",
"rel": "rdap-top",
"href": "https://rdap.db.ripe.net/ips/rirSearch1/rdap-top/141.66.0.0%20-%20141.66.255.255",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/ip/141.66.0.40",
"rel": "rdap-top rdap-active",
"href": "https://rdap.db.ripe.net/ips/rirSearch1/rdap-top/141.66.0.0%20-%20141.66.255.255?status=active",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/ip/141.66.0.40",
"rel": "rdap-bottom",
"href": "https://rdap.db.ripe.net/ips/rirSearch1/rdap-bottom/141.66.0.0%20-%20141.66.255.255",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/ip/141.66.0.40",
"rel": "self",
"href": "https://rdap.db.ripe.net/ip/141.66.0.40",
"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": "2026-08-05T07:32:38Z"
}
],
"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/141.66.0.40",
"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/141.66.0.40",
"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": "$.entities[?(@.handle=='MS49522-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
},
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='ORG-FKF1-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
},
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='SN8479-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
},
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='AR19103-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
141.66.0.0/16
Authorized ASN
Not available.
Abuse Contacts
IP Geolocation
Country
Germany
Time Zone
Europe/Berlin
Coordinates
51.2993, 9.491
Continent
Europe
European Union
Yes.
Phone prefix
+49
Currency
Euro (EUR €)