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 |
|---|---|---|---|---|---|---|
| 83.216.208.0/20 | 4.1K |
18.8%
|
AZISTA GmbH | AT | State of Vienna | Vienna |
| 80.64.128.0/21 | 2.0K |
0.0%
|
AZISTA GmbH | AT | — | — |
| 80.64.136.0/22 | 1.0K |
0.0%
|
AZISTA GmbH | AT | — | — |
| 185.136.212.0/22 | 1.0K |
0.0%
|
AZISTA GmbH | AT | — | — |
| 195.62.26.0/23 | 512 |
15.6%
|
AZISTA GmbH | AT | — | — |
| 78.40.213.0/24 | 256 |
2.3%
|
AZISTA GmbH | AT | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS20751 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 |
|---|---|---|
| 83.216.220.0/22 | 5,953 | 2026-07-31 13:39:45 |
| 80.64.128.0/21 | 5,945 | 2026-07-31 13:39:42 |
| 185.136.212.0/22 | 5,877 | 2026-07-31 13:41:13 |
| 78.40.213.0/24 | 5,875 | 2026-07-31 13:39:41 |
| 83.216.208.0/21 | 5,873 | 2026-07-31 13:39:45 |
| 83.216.208.0/20 | 5,857 | 2026-07-31 13:39:45 |
| 83.216.216.0/22 | 5,842 | 2026-07-31 13:39:45 |
| 80.64.136.0/22 | 5,778 | 2026-07-31 13:39:42 |
| 195.62.26.0/23 | 5,718 | 2026-07-31 13:41:35 |
Frequently Asked Questions
What is AS20751?
AS20751 is an Autonomous System Number assigned to AZISTA GmbH. 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 AS20751 announce?
AS20751 announces 9.0K IPv4 addresses distributed across 6 routed CIDR prefixes. The network is registered in Austria.
Who operates AS20751?
AS20751 is operated by AZISTA GmbH. The organization is based in Austria. You can view all IP ranges and related ASNs on the organization page.
What country is AS20751 registered in?
AS20751 is registered in Austria. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
