Autonomous System
AS5603 — SIOL-NET - Telekom Slovenije, d.d.(SI)
Last fetched
AS5603 is an Autonomous System operated by SIOL-NET - Telekom Slovenije, d.d. and registered in SI. As of Sun, 06 Sep 2026 12:47:15 GMT, it announces 94 routed IP prefixes and peers with 155 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS5603 announces 94 distinct routed prefixes. The 25-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
- 37.18.224.0/22
- 37.18.228.0/23
- 37.18.230.0/23
- 37.18.224.0/20
- 37.18.232.0/21
- 86.61.0.0/18
- 86.61.0.0/17
- 86.61.64.0/18
- 89.142.0.0/18
- 89.142.64.0/18
- 89.142.0.0/16
- 89.142.128.0/18
- 89.142.192.0/18
- 89.143.0.0/18
- 89.143.64.0/18
- 89.143.0.0/16
- 89.143.128.0/18
- 89.143.192.0/18
- 91.195.146.0/23
- 91.217.126.0/24
- 91.217.127.0/24
- 95.159.192.0/20
- 95.159.192.0/18
- 95.176.128.0/18
- 95.176.128.0/17
Peering ecosystem
155 distinct peers via BGP. The first 155 are listed below.
| Peer ASN | Operator | Country |
|---|---|---|
| AS12779 | ITGATE - IT.Gate S.p.A. | IT |
| AS12859 | NL-BIT - BIT BV | NL |
| AS13030 | INIT7 - Init7 (Switzerland) Ltd. | CH |
| AS15664 | SI-Business - Business Solutions d.o.o. | SI |
| AS15822 | AGEN-AS - AGEN-AS | SI |
| AS15830 | Equinix - Equinix (EMEA) Acquisition Enterprises B.V. | NL |
| AS15935 | HA-VEL-LOCAL-AS - ha-vel internet s.r.o. | CZ |
| AS16184 | LUKAKP-AS - LUKAKP-AS | SI |
| AS1764 | NEXTLAYER-AS - Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH | AT |
| AS1836 | GREEN - green.ch AG | CH |
| AS196772 | NEK - NEK | SI |
| AS196837 | SI-ISTRABENZ-TURIZEM - SI-ISTRABENZ-TURIZEM | SI |
| AS197266 | A-SOFT - A-SOFT | SI |
| AS197326 | TRIMO - TRIMO | SI |
| AS197416 | TALPAS-SI-AS - TALPAS-SI-AS | SI |
| AS197514 | Nbanka - Nova Ljubljanska Banka d.d. | SI |
| AS197536 | KOVINTRADE-SI-AS - KOVINTRADE-SI-AS | SI |
| AS197635 | ETI-si - ETI-si | SI |
| AS197663 | POLANS - POLANS | SI |
| AS197679 | KolektorGroup - KolektorGroup | SI |
| AS197796 | TEB-SI-AS - TEB-SI-AS | SI |
| AS197881 | AS-KONTRON - KRONTRON d.o.o. | SI |
| AS198279 | ATU-AL-AS - Albanian Telecommunications Union SH. P.K. | AL |
| AS198298 | IMOVATION - IMOVATION | SI |
| AS198307 | TPV-SI-AS - TPV-SI-AS | SI |
| AS198470 | SI-RLS - SI-RLS | SI |
| AS198691 | spaceadmins - SPACE Admins d.o.o. | RS |
| AS199249 | genis-si - genis-si | SI |
| AS199268 | LANCOM-SI - LANCOM inzeniring racunalniskig sistemov d.o.o. | SI |
| AS199638 | RUDIS-SI-AS - Rudis D.o.o. | SI |
| AS199951 | KNET-AS - K-NET, kabelski sistemi, d.o.o. | SI |
| AS199971 | SI-IXTLANTEAM - Ixtlan Team d.o.o. | SI |
| AS200899 | INTERSPACE-EUROPE - INTERSPACE DOOEL Skopje | MK |
| AS202137 | MORS - Ministrstvo za obrambo | SI |
| AS202456 | SILIKO - SILIKO PROIZVODNO PODJETJE, STORITVE IN TRGOVINA, D.O.O. | SI |
| AS202547 | LON-AS - Hranilnica LON d.d., Kranj | SI |
| AS202644 | mewireless - Wireless Montenegro D.O.O. | ME |
| AS204500 | ARCONT - Arcont d.d. | SI |
| AS204501 | LTHCASTING - LTH Castings d.o.o. | SI |
| AS20485 | TRANSTELECOM - Joint Stock Company TransTeleCom | RU |
| AS204984 | AJPES-AS - AJPES | SI |
| AS20526 | INTEREUROPA-AS - Intereuropa d.d. | SI |
| AS205379 | SALONIT - Salonit Anhovo, d.d. | SI |
| AS205403 | ELRAD - ELRAD INTERNATIONAL d.o.o. | SI |
| AS205509 | Elektro-Primorska - Elektro Primorska, podjetje za distribucijo elektricne energije, d.d. | SI |
| AS205923 | OPTIXCOM-AS - Optixcom sh.p.k. | AL |
| AS20691 | GLS-SLO-AS - General Logistics Systems logisticne storitve d.o.o. | SI |
| AS20764 | RASCOM-AS - CJSC RASCOM | RU |
| AS207746 | A1SI-AS - A1 Slovenija telekomunikacijske storitve,d.d. | SI |
| AS20892 | Activa-SI-AS - Nexi Slovenija d.o.o. | SI |
| AS209996 | adacta - Adacta d.o.o. | SI |
| AS21107 | BLICNET-AS - Blicnet d.o.o. Banja Luka | BA |
| AS211256 | ELTA-SI - ELTA TELEKOMUNIKACIJE d.o.o. | SI |
| AS211884 | ASCALCIT - CALCIT, proizvodnja kalcitnih polnil d.o.o. | SI |
| AS212024 | RISSON - Marc Schmitt | FR |
| AS21246 | IPKO-AS - IPKO Telecommunications LLC | AL |
| AS212548 | PETROL-AS - Petrol d.d. Ljubljana | SI |
| AS212563 | MOCELJE - Mesta Obcina Celje | SI |
| AS213306 | CTSI - Comtrade System Integration doo Belgrade Serbia | RS |
| AS214167 | INEL-AS - Inel d.o.o. | SI |
| AS21441 | LJSE-AS - LJSE-AS | SI |
| AS214499 | BASS-2 - BASS d.o.o., Celje | SI |
| AS219285 | R-P - Rzisnik in partnerji d.o.o. | SI |
| AS24482 | SGGS-AS-AP - SG.GS | SG |
| AS24629 | NIL-AS - NIL Data Communications Ltd. | SI |
| AS25091 | IP-Max - IP-Max SA | CH |
| AS25149 | DROGA-AS - DROGA-AS | SI |
| AS25173 | ISKRATR-AS - ISKRATR-AS | SI |
| AS25255 | H3G-Austria-AS - Hutchison Drei Austria GmbH | AT |
| AS25467 | AKTON-AS - Akton d.o.o. | SI |
| AS25499 | ASN-TRIGLAV - Zavarovalnica Triglav d.d. | SI |
| AS25541 | MERKUR-SI-AS - MERKUR TRGOVINA, D.O.O. | SI |
| AS28933 | LTFE-AS - University of Ljubljana, Faculty of Electrical Engineering | SI |
| AS28984 | ZHKS-AS - Dezelna Banka Slovenije d.d. | SI |
| AS29015 | KRKA-ASN - KRKA, d.d.Novo mesto | SI |
| AS29075 | IELO - IELO-LIAZO SERVICES SAS | FR |
| AS29276 | MOBITEL-GPRS - Telekom Slovenije, d.d. | SI |
| AS29374 | ADRIATIC-AS - GENERALI zavarovalnica d.d. | SI |
| AS29632 | NASSIST-AS - Netassist International EOOD | BG |
| AS31095 | SPARIGT-AS - Spar Business Services GmbH | AT |
| AS31133 | MF-MGSM-AS - PJSC MegaFon | RU |
| AS31134 | AMZS-AS - AMZS-AS | SI |
| AS31500 | GNM-AS - Global Network Management Inc | AG |
| AS31543 | MYNET-AS - myNet GmbH | AT |
| AS31687 | PPTUJ-AS - Perutnina Ptuj d.d. | SI |
| AS31711 | HYPO-SI-AS - HYPO-SI-AS | SI |
| AS3212 | TELEMACH - Telemach Slovenija d.o.o. | SI |
| AS3303 | SWISSCOM - Swisscom (Schweiz) AG | CH |
| AS3320 | DTAG - Deutsche Telekom AG | DE |
| AS3356 | LEVEL3 - Level 3 Parent, LLC | US |
| AS33850 | UNIORSI-AS - UNIORSI-AS | SI |
| AS33891 | CORE-BACKBONE - Core-Backbone GmbH | DE |
| AS33918 | PRIMORSKE-NOVICE-AS - PRIMORSKE NOVICE, d.o.o. Koper,s.r.l. Capodistria | SI |
| AS34019 | HIVANE - Hivane Association | FR |
| AS34488 | UNICREDIT-BANKA-SLOVENIJA-AS - UNICREDIT BANKA SLOVENIJA d.d. | SI |
| AS34547 | Telesmart-AS - TELESMART TELEKOM DOO | MK |
| AS34549 | MEER-AS - meerfarbig GmbH & Co. KG | DE |
| AS34717 | SID-AS - SID Bank,d.d., Ljubljana | SI |
| AS34772 | NEOTEL-AS-MK - NEOTEL-AS-MK | MK |
| AS35625 | EUROFIBER-FRANCE - Eurofiber France SAS | FR |
| AS37721 | Virtual Technologies & Solutions - Virtual Technologies & Solutions | BF |
| AS39387 | DELO-AS - DELO-AS | SI |
| AS39497 | Lama-NET-AS - Lama-NET-AS | SI |
| AS39727 | ZZI-AS - ZZI d.o.o. | SI |
| AS41104 | PODRAVKA-AS - PODRAVKA trgovsko podjetje, d.o.o. Ljubljana | SI |
| AS41182 | MKNJIGA-AS - MKNJIGA-AS | SI |
| AS41505 | delavskahranilnica-si - delavskahranilnica-si | SI |
| AS41630 | HELIOS-AS - Helios Domzale, d.o.o. | SI |
| AS41640 | HALCOM-AS - Halcom d.o.o. | SI |
| AS41916 | MERCATOR-SI-AS - MERCATOR-SI-AS | SI |
| AS42681 | TS - Telekom Slovenije, d.d. | SI |
| AS42757 | SPARKASSE-SI-AS - Banka Sparkasse d.d. | SI |
| AS42791 | LOTERIJA-SI - Loterija Slovenije | SI |
| AS42948 | SPORTNA-LOT-SI-AS - SPORTNA-LOT-SI-AS | SI |
| AS43061 | SI-STELKOM - Stelkom d.o.o. | SI |
| AS43164 | MIKROCOP-AS - MIKROCOP-AS | SI |
| AS43351 | GORENJE-SI-AS - Gorenje, d.o.o. | SI |
| AS43854 | STUDIOMODERNA-AS - Studio Moderna d.o.o. | SI |
| AS44073 | zdlj-net-as - Zdravstveni Dom Ljubljana | SI |
| AS44085 | DARS-AS - DARS d.d. | SI |
| AS44463 | DINIT-AS - Dinit d.o.o. | SI |
| AS44524 | ADK-SI-AS - ADK-SI-AS | SI |
| AS44632 | AS-KONTRON-1 - KRONTRON d.o.o. | SI |
| AS44730 | VZAJEMNA-SI-AS - VZAJEMNA-SI-AS | SI |
| AS45002 | VOKA-AS - JAVNI HOLDING Ljubljana, d.o.o. | SI |
| AS47903 | JUB-AS - JUB d.o.o. | SI |
| AS47904 | SI-ARCTUR - SI-ARCTUR | SI |
| AS48222 | TRIGLAVZADRAVSTVENA-SI - ZAVAROVALNICA TRIGLAV, d.d. | SI |
| AS48362 | TKSWF-AS - Stadtwerke Feldkirch | AT |
| AS48398 | DINERS-CLUB-IT-AS - DINIT d.o.o. | SI |
| AS48653 | SLO-ZELEZNICE - SLO-ZELEZNICE | SI |
| AS48774 | gen-energija-si-as - gen-energija-si-as | SI |
| AS49754 | SFERA-IT-AS - Sfera IT d.o.o. | SI |
| AS49927 | Mikrografija - Mikrografija Trgovina d.o.o. | SI |
| AS51644 | SI-DATALAB - SI-DATALAB | SI |
| AS5405 | INTERDOTLINK - Inter.link GmbH | DE |
| AS56481 | MLINOTEST-AS - MLINOTEST-AS | SI |
| AS56993 | KZPS - KONTROLA ZRACNEGA PROMETA SLOVENIJE, d.o.o. | SI |
| AS57532 | KTVRavne - Kabelska televizija Ravne d.o.o. | SI |
| AS57554 | ZAVMB-DD - Zavarovalnica Sava, d.d. | SI |
| AS57854 | ALTERNA-AS - ACTUAL I.T. d.d. | SI |
| AS58046 | HKOM-AS - The Ministry of Digital Transformation | SI |
| AS6206 | NETROUTING-AS - Netrouting B.V. | NL |
| AS6762 | SEABONE-NET - TELECOM ITALIA SPARKLE S.p.A. | IT |
| AS6764 | PERFTECH-SLOVENIA-AS - PERFTECH, podjetje za proizvodnjo in uvajanje novih tehnologij, d.o.o. | SI |
| AS6939 | HURRICANE - Hurricane Electric LLC | US |
| AS8038 | 6CONNECT - 6connect, Inc. | US |
| AS8218 | NEO-ASN - Zayo Infrastructure France SA | FR |
| AS8307 | TS - Telekom Slovenije, d.d. | SI |
| AS8447 | A1TELEKOM-AT - A1 Telekom Austria AG | AT |
| AS8558 | HTTPOOL-NET-AS - HTTPOOL-NET-AS | SI |
| AS8727 | ADACTA-AS - ADACTA-AS | SI |
| AS8966 | Etisalat-AS - EMIRATES TELECOMMUNICATIONS GROUP COMPANY (ETISALAT GROUP) PJSC | AE |
| AS9002 | RETN-AS - RETN Limited | GB |
| AS9930 | TTNET-MY - TIME dotCom Berhad No. 14, Jalan Majistret U1/26 Hicom Glenmarie Industrial Park 40150 Shah Alam Selangor, Malaysia | MY |
Blast radius
Count of dependent hostnames if AS5603 disappeared from the routing table.
Blast radius: Computing — check back later. The precompute pipeline refreshes this panel within a few days.
MOAS / hijack watch
Prefixes routed by AS5603 that another Autonomous System also announces. A non-empty list is one of the strongest BGP-hijack signals available without active probes.
No active MOAS conflicts. Every prefix announced by AS5603 is unique to AS5603 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS5603.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS5603"})-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN a.name AS asn, n.name AS operator, c.name AS countryOr query Whisper from your own LLM workflow via the Whisper MCP server.