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 v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 31.77.250.0/24 | 256 |
0.0%
|
Jakub Witkowski | US | — | — |
| 87.232.80.0/24 | 256 |
0.0%
|
Emocloud Ltd | NL | — | — |
| 152.89.195.0/24 | 256 |
44.9%
|
Cagri Topuz | UA | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS215133 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 |
|---|---|---|
| 87.232.111.0/24 | 93,758 | 2026-07-06 22:46:29 |
| 31.77.250.0/24 | 63,271 | 2026-07-23 12:06:02 |
| 191.44.65.0/24 | 35,640 | 2026-07-06 22:09:18 |
| 87.232.80.0/24 | 30,430 | 2026-07-23 12:06:25 |
| 152.89.195.0/24 | 23,991 | 2026-07-23 12:06:37 |
Frequently Asked Questions
What is AS215133?
AS215133 is an Autonomous System Number assigned to Jakub Witkowski. 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 AS215133 announce?
AS215133 announces 768 IPv4 addresses distributed across 3 routed CIDR prefixes. The network is registered in Hong Kong.
Who operates AS215133?
AS215133 is operated by Jakub Witkowski. The organization is based in Hong Kong. You can view all IP ranges and related ASNs on the organization page.
What country is AS215133 registered in?
AS215133 is registered in Hong Kong. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
