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Autonomous System

AS5603

Telekom Slovenije, d.d.

Announced IPs
782,080
CIDR prefixes
40
ASN
AS5603

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

70/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type NSP
Traffic level 300-500Gbps
Geographic scope Europe
Traffic ratio Balanced
Peering policy Selective
IRR record RIPE::AS-SIOL

Present at 3 internet exchanges: SIX SI, DE-CIX Frankfurt: DE-CIX Frankfurt Peering LAN, VIX

Web3 footprint

AS5603 hosts 2 observed decentralized-network nodes across 1 network. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.

AS5603 — global IP footprint

Cities where AS5603 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

View on 3D globe →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
188.196.0.0/14 262.1K
81.8%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
89.142.0.0/15 131.1K
82.1%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
188.196.0.0/15 131.1K
0.0%
Telekom Slovenije, d.d. SI Urban Municipality of Maribor Maribor
109.182.0.0/16 65.5K
75.3%
Telekom Slovenije, d.d. SI Urban Municipality of Novo Mesto Novo Mesto
178.58.0.0/16 65.5K
100.0%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
188.199.0.0/16 65.5K
0.0%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
86.61.0.0/17 32.8K
0.0%
Telekom Slovenije, d.d. SI Municipality of Domžale Domžale
95.176.128.0/17 32.8K
61.3%
Telekom Slovenije, d.d. SI Urban Municipality of Novo Mesto Novo Mesto
188.198.0.0/17 32.8K
0.0%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
193.77.128.0/17 32.8K
0.0%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
95.159.192.0/18 16.4K
0.0%
Telekom Slovenije, d.d. SI Municipality of Laško Laško
188.198.192.0/18 16.4K
0.0%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
193.77.64.0/18 16.4K
0.0%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
193.95.192.0/18 16.4K
50.3%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
195.210.192.0/18 16.4K
87.8%
Telekom Slovenije, d.d. SI Urban Municipality of Murska Sobota Murska Sobota
213.250.0.0/18 16.4K
46.8%
Telekom Slovenije, d.d. SI Municipality of Rogašovci Rogasovci
149.126.128.0/19 8.2K
99.9%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
188.198.160.0/19 8.2K
0.0%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
193.77.32.0/19 8.2K
0.0%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
193.189.160.0/19 8.2K
16.4%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
194.165.96.0/19 8.2K
0.0%
Telekom Slovenije, d.d. SI Municipality of Mengeš Menges
212.30.64.0/19 8.2K
29.5%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
213.229.192.0/19 8.2K
90.7%
Telekom Slovenije, d.d. SI Urban Municipality of Velenje Velenje
213.250.0.0/19 8.2K
0.0%
Telekom Slovenije, d.d. SI Municipality of Rogašovci Rogasovci
37.18.224.0/20 4.1K
0.0%
Telekom Slovenije, d.d. SI Municipality of Izola Izola
188.198.144.0/20 4.1K
0.0%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
193.77.0.0/20 4.1K
0.0%
Telekom Slovenije, d.d. SI Municipality of Ilirska Bistrica Rečica
193.77.48.0/20 4.1K
0.0%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
193.189.176.0/20 4.1K
0.0%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
195.250.192.0/20 4.1K
26.5%
Telekom Slovenije, d.d. SI Urban Municipality of Koper Koper
212.30.64.0/20 4.1K
0.0%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
213.229.224.0/20 4.1K
100.0%
Telekom Slovenije, d.d. SI Urban Municipality of Maribor Maribor
213.250.48.0/20 4.1K
0.0%
Telekom Slovenije, d.d. SI Municipality of Trebnje Trebnje
188.198.136.0/21 2.0K
0.0%
Telekom Slovenije, d.d. SI
193.77.16.0/21 2.0K
0.0%
Telekom Slovenije, d.d. SI Urban Municipality of Koper Koper
193.77.32.0/21 2.0K
0.0%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
193.189.160.0/21 2.0K
0.0%
Telekom Slovenije, d.d. SI
195.250.200.0/21 2.0K
0.0%
Telekom Slovenije, d.d. SI Urban Municipality of Koper Koper
212.30.88.0/21 2.0K
0.0%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
213.229.240.0/21 2.0K
100.0%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
213.250.32.0/21 2.0K
0.0%
Telekom Slovenije, d.d. SI Urban Municipality of Novo Mesto Novo Mesto
185.58.180.0/22 1.0K
0.1%
Telekom Slovenije, d.d. SI Municipality of Divača Divača
185.59.24.0/22 1.0K
0.0%
Telekom Slovenije, d.d. SI
188.198.128.0/22 1.0K
0.0%
Telekom Slovenije, d.d. SI
193.77.24.0/22 1.0K
0.0%
Telekom Slovenije, d.d. SI Urban Municipality of Kranj Kranj
193.77.40.0/22 1.0K
0.0%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
193.189.172.0/22 1.0K
0.0%
Telekom Slovenije, d.d. SI
195.250.196.0/22 1.0K
0.0%
Telekom Slovenije, d.d. SI
195.250.208.0/22 1.0K
97.4%
Telekom Slovenije, d.d. SI
212.30.80.0/22 1.0K
0.0%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
213.250.44.0/22 1.0K
0.0%
Telekom Slovenije, d.d. SI
91.195.146.0/23 512
2.0%
Telekom Slovenije, d.d. SI
91.217.126.0/23 512
0.0%
Telekom Slovenije, d.d. SI
185.57.226.0/23 512
36.7%
Telekom Slovenije, d.d. SI
188.198.132.0/23 512
0.0%
Telekom Slovenije, d.d. SI
193.77.28.0/23 512
0.0%
Telekom Slovenije, d.d. SI Municipality of Dobrova–Polhov Gradec Polhov Gradec
193.77.44.0/23 512
0.0%
Telekom Slovenije, d.d. SI
193.189.170.0/23 512
0.0%
Telekom Slovenije, d.d. SI
195.88.82.0/23 512
9.2%
Telekom Slovenije, d.d. SI
195.250.194.0/23 512
0.0%
Telekom Slovenije, d.d. SI
195.250.214.0/23 512
0.0%
Telekom Slovenije, d.d. SI
212.30.84.0/23 512
0.0%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
213.250.40.0/23 512
0.0%
Telekom Slovenije, d.d. SI
188.198.135.0/24 256
0.0%
Telekom Slovenije, d.d. SI
193.77.46.0/24 256
0.0%
Telekom Slovenije, d.d. SI
193.138.9.0/24 256
0.0%
Telekom Slovenije, d.d. SI
193.189.169.0/24 256
0.0%
Telekom Slovenije, d.d. SI
195.5.164.0/24 256
1.2%
Telekom Slovenije, d.d. SI
195.250.213.0/24 256
0.4%
Telekom Slovenije, d.d. SI
212.30.87.0/24 256
0.0%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
213.250.43.0/24 256
0.0%
Telekom Slovenije, d.d. SI
188.198.134.0/25 128
0.0%
Telekom Slovenije, d.d. SI
193.77.47.0/25 128
0.0%
Telekom Slovenije, d.d. SI
193.189.168.128/25 128
0.0%
Telekom Slovenije, d.d. SI
212.30.86.0/25 128
0.0%
Telekom Slovenije, d.d. SI Ljubljana Ljubljana
213.250.42.0/25 128
0.0%
Telekom Slovenije, d.d. SI
188.198.134.192/26 64
0.0%
Telekom Slovenije, d.d. SI
193.77.47.128/26 64
0.0%
Telekom Slovenije, d.d. SI
193.189.168.0/26 64
0.0%
Telekom Slovenije, d.d. SI
212.30.86.128/26 64
0.0%
Telekom Slovenije, d.d. SI
213.250.42.128/26 64
0.0%
Telekom Slovenije, d.d. SI
188.198.134.160/27 32
0.0%
Telekom Slovenije, d.d. SI
193.189.168.64/27 32
0.0%
Telekom Slovenije, d.d. SI
212.30.86.192/27 32
0.0%
Telekom Slovenije, d.d. SI
213.250.42.224/27 32
0.0%
Telekom Slovenije, d.d. SI
188.198.134.128/28 16
0.0%
Telekom Slovenije, d.d. SI
193.77.47.192/28 16
0.0%
Telekom Slovenije, d.d. SI
193.77.47.224/28 16
0.0%
Telekom Slovenije, d.d. SI
193.189.168.112/28 16
0.0%
Telekom Slovenije, d.d. SI
212.30.86.224/28 16
0.0%
Telekom Slovenije, d.d. SI
213.250.42.192/28 16
0.0%
Telekom Slovenije, d.d. SI
188.198.134.144/29 8
0.0%
Telekom Slovenije, d.d. SI
193.77.47.216/29 8
0.0%
Telekom Slovenije, d.d. SI
193.77.47.248/29 8
0.0%
Telekom Slovenije, d.d. SI
193.189.168.104/29 8
0.0%
Telekom Slovenije, d.d. SI
212.30.86.240/29 8
0.0%
Telekom Slovenije, d.d. SI
213.250.42.216/29 8
0.0%
Telekom Slovenije, d.d. SI
188.198.134.152/30 4
0.0%
Telekom Slovenije, d.d. SI
193.77.47.208/30 4
0.0%
Telekom Slovenije, d.d. SI
193.77.47.244/30 4
0.0%
Telekom Slovenije, d.d. SI

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS5603 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
37.18.232.0/21 478,342 2026-09-11 00:34:46
89.142.192.0/18 473,025 2026-09-11 00:34:46
213.250.0.0/19 469,716 2026-09-11 00:34:46
213.250.0.0/18 469,171 2026-09-11 00:34:46
213.250.32.0/19 465,880 2026-09-11 00:34:47
37.18.230.0/23 262,587 2026-09-11 00:34:47
185.58.180.0/23 243,654 2026-09-11 00:34:47
195.5.164.0/24 240,806 2026-09-11 00:34:47
37.18.224.0/22 238,779 2026-09-11 00:34:47
91.217.126.0/24 234,673 2026-09-11 00:34:47
91.217.127.0/24 233,629 2026-09-11 00:34:47
37.18.228.0/23 232,606 2026-09-11 00:34:47
185.59.26.0/23 226,695 2026-09-11 00:32:27
89.142.128.0/18 222,549 2026-09-11 00:32:27
178.58.128.0/17 221,623 2026-09-09 07:49:32
185.58.180.0/22 220,967 2026-09-11 00:32:27
89.142.64.0/18 219,973 2026-09-11 00:32:27
185.59.24.0/23 219,195 2026-09-11 00:32:27
193.138.9.0/24 218,790 2026-09-11 00:32:27
185.59.24.0/22 217,284 2026-09-11 00:32:27
188.199.0.0/16 216,215 2026-09-11 00:32:27
95.159.192.0/20 214,921 2026-09-11 00:32:27
37.18.224.0/20 213,743 2026-09-11 00:32:58
212.30.64.0/19 212,558 2026-09-11 00:32:27
89.143.128.0/18 212,068 2026-09-11 00:32:27
195.250.208.0/21 211,355 2026-09-11 00:32:27
89.143.64.0/18 207,919 2026-09-11 00:32:27
95.159.192.0/18 201,725 2026-09-11 00:32:27
212.30.64.0/20 198,785 2026-09-11 00:32:27
194.165.96.0/19 197,004 2026-09-11 00:32:27
195.250.212.0/22 195,791 2026-09-11 00:32:27
193.189.176.0/20 185,021 2026-09-11 00:32:27
185.57.226.0/23 181,684 2026-09-11 00:32:27
194.165.96.0/20 174,116 2026-09-11 00:32:27
89.143.0.0/16 173,506 2026-09-11 00:32:27
185.58.182.0/23 161,748 2026-09-11 00:34:21
89.143.0.0/18 161,379 2026-09-11 00:32:27
149.126.144.0/20 160,514 2026-09-11 00:32:27
86.61.0.0/17 151,464 2026-09-11 00:32:27
193.95.224.0/19 147,637 2026-09-11 00:32:27
91.195.146.0/23 139,354 2026-09-11 00:32:27
195.250.200.0/21 138,662 2026-09-11 00:32:27
86.61.0.0/18 134,076 2026-09-11 00:32:27
193.189.160.0/19 133,223 2026-09-11 00:32:27
193.189.160.0/20 128,530 2026-09-11 00:32:27
95.176.128.0/17 123,468 2026-09-11 00:32:27
193.77.0.0/16 123,043 2026-09-11 00:32:27
193.95.192.0/19 120,206 2026-09-11 00:32:27
213.229.224.0/19 119,817 2026-09-11 00:32:27
95.176.128.0/18 119,766 2026-09-11 00:32:27

Showing top 50 of 82 announced prefixes by sample volume.

Frequently Asked Questions

What is AS5603?

AS5603 is an Autonomous System Number assigned to Telekom Slovenije, d.d.. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS5603 announce?

AS5603 announces 782.1K IPv4 addresses distributed across 40 routed CIDR prefixes. The network is registered in Slovenia.

Who operates AS5603?

AS5603 is operated by Telekom Slovenije, d.d.. The organization is based in Slovenia. You can view all IP ranges and related ASNs on the organization page.

What country is AS5603 registered in?

AS5603 is registered in Slovenia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-09-11 00:39:06 UTC
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