Free network tools
AS WHOIS
Look up an Autonomous System — holder, registry, contacts, announced IPv4/IPv6 prefixes, upstreams and downstreams.
Network Report (All-in-one) BGP Looking Glass BGP Security Check RPKI Validator BGP Hijack & Leak Monitor ASN Intelligence Internet Outages & Anomalies Country Internet Report Domain Insights IP WHOIS AS WHOIS
AS28933
LTFE-AS University of Ljubljana, Faculty of Electrical Engineering Announcing routesAS nameLTFE-AS
OrganisationAS5603-MNT
Registry (RIR)RIPE NCC
HandleAS28933
RangeAS28933
Registered10 Apr 2003
Last changed23 Feb 2023
Abuse contact[email protected]
2IPv4 prefixes
1IPv6 prefixes
1Upstreams
0Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS5603 | SIOL-NET Telekom Slovenije, d.d. | 203 |
Downstreams
None seen.
IPv4 prefixes (2)
IPv6 prefixes (1)
RPKI-validate all prefixes of AS28933
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| administrative | Andrej Kos | AK2263-RIPE | +386-1-4768888, +386-1-4768732 | Laboratory for telecommunications, Trzaska 25, 1000 Ljubljana, Slovenia |
| administrative | Andrej Kos | AK633-RIPE | +386 (0)1 47 68 441, +386 (0)1 47 68 732 | Laboratory for Telecommunications, Faculty of Electrical Engineering, University of Ljubljana, Trzaska 25, 1000 Ljubljana, Slovenia |
| registrant | AS5603-MNT | AS5603-MNT | ||
| registrant | MNT-LTFE | MNT-LTFE | ||
| technical | Matevz Pustisek | MP3097-RIPE | +386-1-4768844, +386-1-4768732 | Laboratory for telecommunications, Trzaska 25, 1000 Ljubljana, Slovenia |
| registrant | University of Ljubljana, Faculty of Electrical Engineering | ORG-UoLF1-RIPE | +38614768888, +38614768732 | Trzaska 25, 1000, Ljubljana, SLOVENIA |
| registrant | RIPE-NCC-END-MNT | RIPE-NCC-END-MNT | ||
| administrative, technical | Simon Kastelic | SK15753-RIPE | +386 (0)1 47 68 126 | Laboratory for Telecommunications, Faculty of Electrical Engineering, University of Ljubljana, Trzaska 25, 1000 Ljubljana, Slovenia |
| abuse | Abuse-C Role | AR17258-RIPE | [email protected] | University of Ljubljana, Faculty of Electrical Engineering dr. Andrej Kos Trzaska 25 1000 Ljubljana SLOVENIA |
| registrant | MNT-LTFE | MNT-LTFE |
Raw registry response
{
"handle": "AS28933",
"startAutnum": 28933,
"endAutnum": 28933,
"name": "LTFE-AS",
"status": [
"active"
],
"entities": [
{
"handle": "AK2263-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Andrej Kos"
],
[
"kind",
[],
"text",
"individual"
],
[
"adr",
{
"label": "Laboratory for telecommunications\nTrzaska 25\n1000 Ljubljana\nSlovenia"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+386-1-4768888"
],
[
"tel",
{
"type": "fax"
},
"text",
"+386-1-4768732"
]
]
],
"roles": [
"administrative"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/28933",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/AK2263-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": "AK633-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Andrej Kos"
],
[
"kind",
[],
"text",
"individual"
],
[
"adr",
{
"label": "Laboratory for Telecommunications\nFaculty of Electrical Engineering\nUniversity of Ljubljana\nTrzaska 25\n1000 Ljubljana\nSlovenia"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+386 (0)1 47 68 441"
],
[
"tel",
{
"type": "fax"
},
"text",
"+386 (0)1 47 68 732"
]
]
],
"roles": [
"administrative"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/28933",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/AK633-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": "AS5603-MNT",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"AS5603-MNT"
],
[
"kind",
[],
"text",
"individual"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/28933",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/AS5603-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": "MNT-LTFE",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"MNT-LTFE"
],
[
"kind",
[],
"text",
"individual"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/28933",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/MNT-LTFE"
},
{
"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": "MP3097-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Matevz Pustisek"
],
[
"kind",
[],
"text",
"individual"
],
[
"adr",
{
"label": "Laboratory for telecommunications\nTrzaska 25\n1000 Ljubljana\nSlovenia"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+386-1-4768844"
],
[
"tel",
{
"type": "fax"
},
"text",
"+386-1-4768732"
]
]
],
"roles": [
"technical"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/28933",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/MP3097-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-UoLF1-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"University of Ljubljana, Faculty of Electrical Engineering"
],
[
"kind",
[],
"text",
"org"
],
[
"adr",
{
"label": "Trzaska 25\n1000\nLjubljana\nSLOVENIA"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+38614768888"
],
[
"tel",
{
"type": "fax"
},
"text",
"+38614768732"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/28933",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/ORG-UoLF1-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-END-MNT",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"RIPE-NCC-END-MNT"
],
[
"kind",
[],
"text",
"individual"
],
[
"org",
[],
"text",
"ORG-NCC1-RIPE"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/28933",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/RIPE-NCC-END-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": "SK15753-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Simon Kastelic"
],
[
"kind",
[],
"text",
"individual"
],
[
"adr",
{
"label": "Laboratory for Telecommunications\nFaculty of Electrical Engineering\nUniversity of Ljubljana\nTrzaska 25\n1000 Ljubljana\nSlovenia"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+386 (0)1 47 68 126"
]
]
],
"roles": [
"administrative",
"technical"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/28933",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/SK15753-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": "AR17258-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Abuse-C Role"
],
[
"kind",
[],
"text",
"group"
],
[
"adr",
{
"label": "University of Ljubljana, Faculty of Electrical Engineering dr. Andrej Kos Trzaska 25 1000 Ljubljana SLOVENIA"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"email",
{
"type": "abuse"
},
"text",
"[email protected]"
]
]
],
"roles": [
"abuse"
],
"entities": [
{
"handle": "MNT-LTFE",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"MNT-LTFE"
],
[
"kind",
[],
"text",
"individual"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/28933",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/MNT-LTFE"
},
{
"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"
}
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/28933",
"rel": "rdap-up",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-up/AS28933",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/28933",
"rel": "rdap-up rdap-active",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-up/AS28933?status=active",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/28933",
"rel": "rdap-down",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-down/AS28933",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/28933",
"rel": "rdap-top",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-top/AS28933",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/28933",
"rel": "rdap-top rdap-active",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-top/AS28933?status=active",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/28933",
"rel": "rdap-bottom",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-bottom/AS28933",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/28933",
"rel": "self",
"href": "https://rdap.db.ripe.net/autnum/28933",
"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": "2003-04-10T08:25:36Z"
},
{
"eventAction": "last changed",
"eventDate": "2023-02-23T14:51:25Z"
}
],
"rdapConformance": [
"nro_rdap_profile_asn_flat_0",
"rirSearch1",
"autnums",
"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/autnum/28933",
"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/autnum/28933",
"rel": "terms-of-service",
"href": "http://www.ripe.net/db/support/db-terms-conditions.pdf",
"type": "application/pdf"
}
]
}
],
"port43": "whois.ripe.net",
"objectClassName": "autnum",
"redacted": [
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='AK2263-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
},
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='AK633-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
},
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='MP3097-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
},
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='ORG-UoLF1-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
},
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='AR17258-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
}
]
}Results come from public internet registries and live global routing data. Results are cached for up to an hour. Lookups are logged with your IP address to prevent abuse — see our Privacy Policy.