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
AS38949
TRESTEL-SK Trestel SK, a.s. Announcing routesAS nameTRESTEL-SK
OrganisationMNT-TRESTEL-SK
Registry (RIR)RIPE NCC
HandleAS38949
RangeAS38949
Registered17 Nov 2005
Last changed08 Jul 2026
Abuse contact[email protected]
3IPv4 prefixes
1IPv6 prefixes
11Upstreams
10Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS6939 | HURRICANE - Hurricane Electric LLC | 1555 |
| AS174 | COGENT-174 - Cogent Communications, LLC | 416 |
| AS31230 | SIX-ROUTE-SERVERS Slovak University of Technology in Bratislava | 47 |
| AS3303 | SWISSCOM Swisscom (Schweiz) AG | 15 |
| AS1764 | NEXTLAYER-AS Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH | 8 |
| AS6204 | ZET-NET INTERKVM HOST SRL | 5 |
| AS14840 | AS14840 - BR.Digital Telecom | 4 |
| AS33891 | CORE-BACKBONE Core-Backbone GmbH | 3 |
| AS4455 | BSO IX Reach Ltd | 2 |
| AS6663 | TTI-NET Euroweb Romania S.R.L. | 2 |
| AS22356 | AS22356 - Durand do Brasil Ltda | 1 |
Downstreams
| AS | Network name | Visibility |
|---|---|---|
| AS61335 | OOO-Sysmedia-as PE Denis Podolskii | 389 |
| AS29531 | VM-AS VM Telecom, s.r.o. | 288 |
| AS34820 | DANNAX-SK-AS DELTA ONLINE spol. s r.o. | 281 |
| AS60585 | SITEL-VSAT-ASN SITEL-VSAT sro | 279 |
| AS206804 | EstNOC-GLOBAL Realcloud OU | 244 |
| AS204384 | SweetTV LLC "OTT UKRAINE" | 227 |
| AS48473 | TOWERCOM-SK-AS Towercom a.s. | 94 |
| AS199330 | CENTRALNIC-ANYCAST-A CentralNic Ltd | 22 |
| AS60890 | CENTRALNIC-ANYCAST-B CentralNic Ltd | 6 |
| AS208882 | AS-COOLNET1-SK Automation & Business, s.r.o. | 1 |
IPv4 prefixes (3)
IPv6 prefixes (1)
RPKI-validate all prefixes of AS38949
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | MNT-TRESTEL-SK | MNT-TRESTEL-SK | ||
| administrative | Marian Okres | MO1646-RIPE | +421263810790 | Trestel SK, a.s., Kopcianska 24, 851 01 Bratislava, Slovak Republic |
| registrant | Trestel SK, a.s. | ORG-TSa10-RIPE | +42126385131, +421263810790 | KOPCIANSKA 18, 851 01, BRATISLAVA, SLOVAKIA |
| technical | Peter Hrinda | PH2578-RIPE | +421263810790 | Trestel SK, a.s., Kopcianska 24, 851 01 Bratislava, Slovak Republic |
| registrant | RIPE-NCC-END-MNT | RIPE-NCC-END-MNT | ||
| abuse | Trestel SK Hostmaster | TSH47-RIPE | [email protected] | Kopcianska 20/c, Bratislava, Slovakia |
| registrant | MNT-TRESTEL-SK | MNT-TRESTEL-SK | ||
| administrative | Marian Okres | MO1646-RIPE | +421263810790 | Trestel SK, a.s., Kopcianska 24, 851 01 Bratislava, Slovak Republic |
| technical | Peter Hrinda | PH2578-RIPE | +421263810790 | Trestel SK, a.s., Kopcianska 24, 851 01 Bratislava, Slovak Republic |
Raw registry response
{
"handle": "AS38949",
"startAutnum": 38949,
"endAutnum": 38949,
"name": "TRESTEL-SK",
"status": [
"active"
],
"entities": [
{
"handle": "MNT-TRESTEL-SK",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"MNT-TRESTEL-SK"
],
[
"kind",
[],
"text",
"individual"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/38949",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/MNT-TRESTEL-SK"
},
{
"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": "MO1646-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Marian Okres"
],
[
"kind",
[],
"text",
"individual"
],
[
"adr",
{
"label": "Trestel SK, a.s.\nKopcianska 24\n851 01 Bratislava\nSlovak Republic"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+421263810790"
]
]
],
"roles": [
"administrative"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/38949",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/MO1646-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-TSa10-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Trestel SK, a.s."
],
[
"kind",
[],
"text",
"org"
],
[
"adr",
{
"label": "KOPCIANSKA 18\n851 01\nBRATISLAVA\nSLOVAKIA"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+42126385131"
],
[
"tel",
{
"type": "fax"
},
"text",
"+421263810790"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/38949",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/ORG-TSa10-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": "PH2578-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Peter Hrinda"
],
[
"kind",
[],
"text",
"individual"
],
[
"adr",
{
"label": "Trestel SK, a.s.\nKopcianska 24\n851 01 Bratislava\nSlovak Republic"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+421263810790"
]
]
],
"roles": [
"technical"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/38949",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/PH2578-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/38949",
"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": "TSH47-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Trestel SK Hostmaster"
],
[
"kind",
[],
"text",
"group"
],
[
"adr",
{
"label": "Kopcianska 20/c\nBratislava\nSlovakia"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"email",
{
"type": "abuse"
},
"text",
"[email protected]"
]
]
],
"roles": [
"abuse"
],
"entities": [
{
"handle": "MNT-TRESTEL-SK",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"MNT-TRESTEL-SK"
],
[
"kind",
[],
"text",
"individual"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/38949",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/MNT-TRESTEL-SK"
},
{
"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": "MO1646-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Marian Okres"
],
[
"kind",
[],
"text",
"individual"
],
[
"adr",
{
"label": "Trestel SK, a.s.\nKopcianska 24\n851 01 Bratislava\nSlovak Republic"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+421263810790"
]
]
],
"roles": [
"administrative"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/38949",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/MO1646-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": "PH2578-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Peter Hrinda"
],
[
"kind",
[],
"text",
"individual"
],
[
"adr",
{
"label": "Trestel SK, a.s.\nKopcianska 24\n851 01 Bratislava\nSlovak Republic"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+421263810790"
]
]
],
"roles": [
"technical"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/38949",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/PH2578-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"
}
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/38949",
"rel": "rdap-up",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-up/AS38949",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/38949",
"rel": "rdap-up rdap-active",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-up/AS38949?status=active",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/38949",
"rel": "rdap-down",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-down/AS38949",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/38949",
"rel": "rdap-top",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-top/AS38949",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/38949",
"rel": "rdap-top rdap-active",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-top/AS38949?status=active",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/38949",
"rel": "rdap-bottom",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-bottom/AS38949",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/38949",
"rel": "self",
"href": "https://rdap.db.ripe.net/autnum/38949",
"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": "2005-11-17T14:26:57Z"
},
{
"eventAction": "last changed",
"eventDate": "2026-07-08T10:18:19Z"
}
],
"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/38949",
"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/38949",
"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": "$.entities[?(@.handle=='MO1646-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
},
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='ORG-TSa10-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
},
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='PH2578-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
},
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='TSH47-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.