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
- Trust score 65 / 100
Experimental · trust-vectors model v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →
Network profile
Source: PeeringDB →Present at 6 internet exchanges: SwissIX: Peering, AMS-IX, RomandIX: Romandix Lan, CIXP, VIX, BIX
AS15576 — global IP footprint
Cities where AS15576 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.
Top CIDR ranges
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS15576 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 |
|---|---|---|
| 195.216.227.0/24 | 641,216 | 2026-10-11 23:29:51 |
| 193.138.212.0/22 | 641,108 | 2026-10-11 23:29:51 |
| 217.146.160.0/20 | 639,359 | 2026-10-11 23:29:51 |
| 217.197.128.0/21 | 636,096 | 2026-10-11 23:29:51 |
| 185.75.152.0/22 | 293,403 | 2026-10-11 23:28:48 |
| 185.79.202.0/23 | 290,369 | 2026-10-11 23:28:48 |
| 195.137.172.0/24 | 289,444 | 2026-10-11 23:28:48 |
| 185.187.120.0/23 | 287,243 | 2026-10-11 23:28:48 |
| 88.214.4.0/22 | 283,303 | 2026-10-11 23:28:48 |
| 185.218.240.0/22 | 280,960 | 2026-10-11 23:28:48 |
| 217.68.224.0/20 | 280,590 | 2026-10-11 23:28:48 |
| 193.222.138.0/24 | 280,382 | 2026-10-11 23:28:48 |
| 94.176.192.0/23 | 277,142 | 2026-10-11 23:28:48 |
| 193.43.27.0/24 | 276,012 | 2026-10-11 23:28:48 |
| 193.104.116.0/24 | 271,289 | 2026-10-11 23:28:48 |
| 185.79.200.0/23 | 257,943 | 2026-10-11 23:28:48 |
| 195.189.252.0/23 | 256,890 | 2026-10-11 23:28:48 |
| 188.92.224.0/21 | 252,273 | 2026-10-11 23:28:48 |
| 185.254.76.0/22 | 250,941 | 2026-10-11 23:28:48 |
| 193.47.103.0/24 | 249,548 | 2026-10-11 23:28:48 |
| 91.199.198.0/24 | 247,157 | 2026-10-11 23:28:48 |
| 193.43.183.0/24 | 234,009 | 2026-10-11 23:28:48 |
| 185.253.192.0/23 | 224,063 | 2026-10-11 23:28:48 |
| 185.63.148.0/24 | 207,592 | 2026-10-11 23:28:48 |
| 194.176.116.0/24 | 202,904 | 2026-10-11 23:28:48 |
| 193.47.190.0/24 | 195,460 | 2026-10-11 23:28:48 |
| 91.198.79.0/24 | 192,191 | 2026-10-11 23:28:48 |
| 193.17.76.0/24 | 185,239 | 2026-10-11 23:28:48 |
| 193.200.157.0/24 | 178,041 | 2026-10-11 23:28:48 |
| 185.98.152.0/22 | 176,049 | 2026-10-11 23:28:48 |
| 194.153.94.0/24 | 171,837 | 2026-10-11 23:28:48 |
| 203.56.114.0/23 | 164,051 | 2026-10-11 23:28:48 |
| 193.8.77.0/24 | 115,504 | 2026-07-30 09:34:55 |
| 77.95.120.0/21 | 73,341 | 2026-10-11 23:26:41 |
| 87.237.168.0/22 | 65,295 | 2026-10-11 23:26:41 |
| 217.11.208.0/20 | 61,779 | 2026-10-11 23:26:41 |
| 212.103.64.0/19 | 60,479 | 2026-10-11 23:26:41 |
| 85.118.216.0/21 | 54,999 | 2026-10-11 23:26:41 |
| 87.237.172.0/22 | 53,257 | 2026-10-11 23:26:41 |
| 94.126.248.0/21 | 51,778 | 2026-10-11 23:26:41 |
| 212.103.64.0/24 | 14,588 | 2026-10-11 22:11:31 |
| 194.11.160.0/24 | 13,749 | 2026-10-11 22:14:13 |
| 91.198.229.0/24 | 12,347 | 2026-10-04 01:35:50 |
| 185.63.149.0/24 | 457 | 2026-10-11 15:51:57 |
| 185.63.150.0/23 | 455 | 2026-10-11 15:51:57 |
| 91.198.229.9/32 | 64 | 2026-07-14 03:00:04 |
| 212.103.89.211/32 | 9 | 2026-07-08 21:09:53 |
| 91.198.229.128/32 | 7 | 2026-06-04 12:18:11 |
| 217.11.217.147/32 | 6 | 2026-07-08 21:09:53 |
Showing top 49 of 50 announced prefixes by sample volume.
Frequently Asked Questions
What is AS15576?
AS15576 is an Autonomous System Number assigned to NTS workspace AG. 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 AS15576 announce?
AS15576 announces 46.6K IPv4 addresses distributed across 38 routed CIDR prefixes. The network is registered in Switzerland.
Who operates AS15576?
AS15576 is operated by NTS workspace AG. The organization is based in Switzerland. You can view all IP ranges and related ASNs on the organization page.
What country is AS15576 registered in?
AS15576 is registered in Switzerland. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
