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 |
|---|---|---|---|---|---|---|
| 78.30.128.0/18 | 16.4K |
95.9%
|
YUnet International d.o.o. | RS | Vojvodina | Novi Sad |
| 213.198.192.0/18 | 16.4K |
99.2%
|
YUnet International d.o.o. | RS | Belgrade | Dobanovci |
| 109.121.64.0/19 | 8.2K |
92.7%
|
YUnet International d.o.o. | RS | Belgrade | Belgrade |
| 194.247.192.0/19 | 8.2K |
19.4%
|
YUnet International d.o.o. | RS | Belgrade | Belgrade |
| 213.240.0.0/19 | 8.2K |
72.4%
|
YUnet International d.o.o. | RS | — | — |
| 109.121.96.0/20 | 4.1K |
99.0%
|
YUnet International d.o.o. | RS | — | — |
| 213.240.48.0/20 | 4.1K |
8.0%
|
YUnet International d.o.o. | RS | — | — |
| 213.240.40.0/21 | 2.0K |
7.2%
|
YUnet International d.o.o. | RS | — | — |
| 213.240.36.0/22 | 1.0K |
5.9%
|
YUnet International d.o.o. | RS | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS8771 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 |
|---|---|---|
| 213.240.40.0/23 | 77,412 | 2026-07-20 01:21:33 |
| 109.121.96.0/20 | 31,867 | 2026-07-18 15:48:33 |
| 78.30.128.0/18 | 7,967 | 2026-07-20 01:21:33 |
| 109.121.64.0/19 | 7,929 | 2026-07-20 01:21:33 |
| 194.247.192.0/19 | 7,798 | 2026-07-20 01:21:33 |
| 213.240.36.0/22 | 7,754 | 2026-07-20 01:21:33 |
| 213.240.0.0/19 | 7,752 | 2026-07-20 01:21:33 |
| 213.240.40.0/21 | 7,746 | 2026-07-20 01:21:33 |
| 213.240.48.0/20 | 7,740 | 2026-07-20 01:21:33 |
| 213.198.192.0/18 | 7,728 | 2026-07-20 01:21:33 |
Frequently Asked Questions
What is AS8771?
AS8771 is an Autonomous System Number assigned to YUnet International d.o.o.. 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 AS8771 announce?
AS8771 announces 68.6K IPv4 addresses distributed across 9 routed CIDR prefixes. The network is registered in Serbia.
Who operates AS8771?
AS8771 is operated by YUnet International d.o.o.. The organization is based in Serbia. You can view all IP ranges and related ASNs on the organization page.
What country is AS8771 registered in?
AS8771 is registered in Serbia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
