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.
- Baseline (neutral) 65
- Isp allocation +5
- Trust score 70 / 100
Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →
Network profile
Source: PeeringDB →Present at 3 internet exchanges: SIX SI, DE-CIX Frankfurt: DE-CIX Frankfurt Peering LAN, VIX
Web3 footprint
AS5603 hosts 9 observed decentralized-network nodes across 4 networks. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.
Top CIDR ranges
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.
| Prefix | Announcement samples | Last seen |
|---|---|---|
| 37.18.232.0/21 | 751,039 | 2026-11-06 20:19:32 |
| 89.142.192.0/18 | 740,841 | 2026-11-06 20:19:32 |
| 213.250.0.0/19 | 736,275 | 2026-11-06 20:19:32 |
| 213.250.0.0/18 | 735,147 | 2026-11-06 20:19:32 |
| 213.250.32.0/19 | 727,740 | 2026-11-06 20:19:34 |
| 185.59.26.0/23 | 390,973 | 2026-11-06 20:19:33 |
| 89.142.128.0/18 | 385,109 | 2026-11-06 20:19:33 |
| 185.58.180.0/22 | 382,459 | 2026-11-06 20:19:33 |
| 89.142.64.0/18 | 380,980 | 2026-11-06 20:19:33 |
| 185.59.24.0/23 | 379,916 | 2026-11-06 20:19:33 |
| 193.138.9.0/24 | 379,196 | 2026-11-06 20:19:33 |
| 185.59.24.0/22 | 376,717 | 2026-11-06 20:19:33 |
| 188.199.0.0/16 | 375,359 | 2026-11-06 20:19:33 |
| 95.159.192.0/20 | 373,055 | 2026-11-06 20:19:33 |
| 37.18.224.0/20 | 370,992 | 2026-11-06 20:19:33 |
| 212.30.64.0/19 | 369,679 | 2026-11-06 20:19:33 |
| 89.143.128.0/18 | 368,373 | 2026-11-06 20:19:33 |
| 195.250.208.0/21 | 367,562 | 2026-11-06 20:19:33 |
| 37.18.230.0/23 | 366,297 | 2026-11-06 20:17:29 |
| 89.143.64.0/18 | 361,235 | 2026-11-06 20:19:33 |
| 95.159.192.0/18 | 349,841 | 2026-11-06 20:19:33 |
| 212.30.64.0/20 | 345,765 | 2026-11-06 20:19:33 |
| 185.58.180.0/23 | 344,741 | 2026-11-06 20:17:29 |
| 194.165.96.0/19 | 341,695 | 2026-11-06 20:19:33 |
| 195.5.164.0/24 | 341,129 | 2026-11-06 20:17:29 |
| 195.250.212.0/22 | 339,126 | 2026-11-06 20:19:33 |
| 37.18.224.0/22 | 339,062 | 2026-11-06 20:17:29 |
| 91.217.126.0/24 | 333,180 | 2026-11-06 20:16:02 |
| 91.217.127.0/24 | 331,766 | 2026-11-06 20:16:02 |
| 37.18.228.0/23 | 331,378 | 2026-11-06 20:16:02 |
| 193.189.176.0/20 | 315,543 | 2026-11-06 20:19:33 |
| 185.57.226.0/23 | 308,109 | 2026-11-06 20:19:33 |
| 194.165.96.0/20 | 291,908 | 2026-11-06 20:19:33 |
| 89.143.0.0/16 | 289,840 | 2026-11-06 20:19:33 |
| 89.143.0.0/18 | 264,128 | 2026-11-06 20:19:33 |
| 149.126.144.0/20 | 262,470 | 2026-11-06 20:19:33 |
| 86.61.0.0/17 | 242,719 | 2026-11-06 20:19:33 |
| 185.58.182.0/23 | 240,060 | 2026-11-06 20:16:02 |
| 193.95.224.0/19 | 235,799 | 2026-11-06 20:19:33 |
| 178.58.128.0/17 | 225,416 | 2026-11-06 16:41:01 |
| 195.250.200.0/21 | 215,102 | 2026-11-06 20:19:21 |
| 91.195.146.0/23 | 215,008 | 2026-11-06 20:19:21 |
| 86.61.0.0/18 | 203,392 | 2026-11-06 20:19:21 |
| 193.189.160.0/19 | 203,305 | 2026-11-06 20:19:21 |
| 193.189.160.0/20 | 192,462 | 2026-11-06 20:19:21 |
| 193.77.0.0/16 | 180,042 | 2026-11-06 20:16:01 |
| 95.176.128.0/17 | 179,048 | 2026-11-06 20:16:01 |
| 193.95.192.0/19 | 173,588 | 2026-11-06 20:16:01 |
| 213.229.224.0/19 | 173,471 | 2026-11-06 20:16:01 |
| 95.176.128.0/18 | 170,602 | 2026-11-06 20:16:01 |
Showing top 50 of 83 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 781.8K 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.
