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 v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 94.154.164.0/22 | 1.0K |
0.0%
|
UBS AG | CH | — | — |
| 155.145.144.0/22 | 1.0K |
0.2%
|
UBS AG | CH | — | — |
| 156.115.12.0/22 | 1.0K |
0.0%
|
UBS AG | CH | — | — |
| 155.145.140.0/23 | 512 |
0.0%
|
UBS AG | CH | — | — |
| 155.145.148.0/23 | 512 |
0.0%
|
UBS AG | CH | — | — |
| 155.145.154.0/23 | 512 |
0.0%
|
UBS AG | CH | — | — |
| 155.145.188.0/23 | 512 |
0.0%
|
UBS AG | CH | — | — |
| 165.222.56.0/23 | 512 |
1.8%
|
UBS AG | CH | Zurich | Zollikon |
| 165.222.180.0/23 | 512 |
1.6%
|
UBS AG | CH | Zurich | Aesch |
| 165.222.184.0/23 | 512 |
1.0%
|
UBS AG | CH | Aargau | Dottikon |
| 165.222.204.0/23 | 512 |
0.0%
|
UBS AG | CH | — | — |
| 193.5.102.0/23 | 512 |
0.0%
|
UBS AG | CH | — | — |
| 193.5.106.0/23 | 512 |
0.0%
|
UBS AG | CH | — | — |
| 193.134.110.0/23 | 512 |
0.0%
|
UBS AG | CH | — | — |
| 193.134.254.0/24 | 256 |
5.5%
|
UBS AG | CH | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS8883 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 |
|---|---|---|
| 155.145.149.0/24 | 85,229 | 2026-07-27 23:48:41 |
| 155.145.141.0/24 | 84,608 | 2026-07-27 23:48:41 |
| 155.145.144.0/24 | 78,676 | 2026-07-27 23:48:41 |
| 155.145.155.0/24 | 65,490 | 2026-07-27 23:48:41 |
| 155.145.146.0/24 | 65,149 | 2026-07-27 23:48:41 |
| 155.145.189.0/24 | 65,141 | 2026-07-27 23:48:41 |
| 155.145.148.0/24 | 62,137 | 2026-07-27 23:48:41 |
| 155.145.154.0/24 | 62,119 | 2026-07-27 23:48:41 |
| 155.145.145.0/24 | 61,942 | 2026-07-27 23:48:41 |
| 155.145.188.0/24 | 61,873 | 2026-07-27 23:48:41 |
| 155.145.140.0/24 | 61,855 | 2026-07-27 23:48:41 |
| 155.145.147.0/24 | 61,784 | 2026-07-27 23:48:41 |
| 155.145.148.0/23 | 11,336 | 2026-07-27 23:28:08 |
| 155.145.146.0/23 | 11,331 | 2026-07-27 23:28:08 |
| 155.145.140.0/23 | 11,224 | 2026-07-27 23:28:08 |
| 155.145.144.0/23 | 11,194 | 2026-07-27 23:28:08 |
| 155.145.154.0/23 | 11,148 | 2026-07-27 23:28:08 |
| 155.145.188.0/23 | 11,147 | 2026-07-27 23:28:08 |
| 165.222.56.0/24 | 10,279 | 2026-07-27 23:48:43 |
| 94.154.165.0/24 | 9,434 | 2026-07-27 23:48:12 |
| 94.154.167.0/24 | 9,428 | 2026-07-27 23:48:12 |
| 165.222.184.0/24 | 9,416 | 2026-07-27 23:48:43 |
| 156.115.14.0/24 | 9,407 | 2026-07-27 23:48:41 |
| 165.222.185.0/24 | 9,402 | 2026-07-27 23:48:43 |
| 156.115.15.0/24 | 9,401 | 2026-07-27 23:48:41 |
| 193.5.107.0/24 | 9,398 | 2026-07-27 23:49:12 |
| 156.115.13.0/24 | 9,398 | 2026-07-27 23:48:41 |
| 156.115.12.0/24 | 9,391 | 2026-07-27 23:48:41 |
| 193.134.111.0/24 | 9,335 | 2026-07-27 23:49:12 |
| 165.222.57.0/24 | 9,171 | 2026-07-27 23:48:43 |
| 193.134.254.0/24 | 9,149 | 2026-07-27 23:49:12 |
| 165.222.181.0/24 | 8,691 | 2026-07-27 23:48:43 |
| 165.222.180.0/24 | 8,686 | 2026-07-27 23:48:43 |
| 165.222.205.0/24 | 8,666 | 2026-07-27 23:48:43 |
| 165.222.204.0/24 | 8,661 | 2026-07-27 23:48:43 |
| 165.222.56.0/23 | 5,412 | 2026-07-27 23:54:19 |
| 94.154.164.0/24 | 4,922 | 2026-07-27 23:48:12 |
| 193.5.106.0/24 | 4,898 | 2026-07-27 23:49:12 |
| 193.134.110.0/24 | 4,889 | 2026-07-27 23:49:12 |
| 193.5.102.0/24 | 4,886 | 2026-07-27 23:49:12 |
| 94.154.166.0/24 | 4,883 | 2026-07-27 23:48:12 |
| 193.5.103.0/24 | 4,879 | 2026-07-27 23:49:12 |
| 94.154.164.0/23 | 4,524 | 2026-07-27 23:17:02 |
| 193.134.110.0/23 | 4,500 | 2026-07-27 23:16:28 |
| 94.154.166.0/23 | 4,499 | 2026-07-27 23:16:30 |
| 193.5.106.0/23 | 4,494 | 2026-07-27 23:17:49 |
| 193.5.102.0/23 | 4,489 | 2026-07-27 23:16:53 |
| 165.222.184.0/23 | 4,469 | 2026-07-27 23:54:22 |
| 156.115.12.0/23 | 4,455 | 2026-07-27 23:54:24 |
| 156.115.14.0/23 | 4,444 | 2026-07-27 23:54:27 |
Showing top 50 of 53 announced prefixes by sample volume.
Frequently Asked Questions
What is AS8883?
AS8883 is an Autonomous System Number assigned to UBS 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 AS8883 announce?
AS8883 announces 9.0K IPv4 addresses distributed across 15 routed CIDR prefixes. The network is registered in Switzerland.
Who operates AS8883?
AS8883 is operated by UBS AG. The organization is based in Switzerland. You can view all IP ranges and related ASNs on the organization page.
What country is AS8883 registered in?
AS8883 is registered in Switzerland. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
