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 →
Network profile
Source: PeeringDB →Present at 3 internet exchanges: CATNIX, ESpanix Madrid Lower LAN, ESpanix Madrid Upper LAN
AS16371 — global IP footprint
Cities where AS16371 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 AS16371 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 |
|---|---|---|
| 185.10.248.0/22 | 8,241 | 2026-07-24 09:57:59 |
| 89.37.224.0/24 | 7,544 | 2026-07-24 09:48:12 |
| 185.78.24.0/23 | 7,485 | 2026-07-24 09:58:05 |
| 45.6.48.0/23 | 7,384 | 2026-07-24 10:14:35 |
| 185.78.26.0/23 | 7,325 | 2026-07-24 09:58:05 |
| 194.116.185.0/24 | 7,323 | 2026-07-24 10:00:01 |
| 185.2.68.0/24 | 7,304 | 2026-07-24 09:57:57 |
| 194.116.184.0/24 | 7,302 | 2026-07-24 10:00:01 |
| 89.37.225.0/24 | 7,283 | 2026-07-24 09:48:12 |
| 81.46.192.0/21 | 5,894 | 2026-07-24 10:19:57 |
| 81.46.224.0/21 | 5,872 | 2026-07-24 10:19:57 |
| 176.28.112.0/20 | 5,851 | 2026-07-24 09:57:13 |
| 77.240.120.0/21 | 5,849 | 2026-07-24 10:19:41 |
| 185.78.24.0/22 | 5,842 | 2026-07-24 09:58:05 |
| 217.116.16.0/21 | 5,839 | 2026-07-24 10:00:11 |
| 81.46.192.0/20 | 5,831 | 2026-07-24 10:19:57 |
| 89.37.224.0/23 | 5,830 | 2026-07-24 09:48:12 |
| 185.106.44.0/22 | 5,794 | 2026-07-24 09:58:09 |
| 81.46.224.0/20 | 5,792 | 2026-07-24 10:19:57 |
| 217.116.16.0/20 | 5,787 | 2026-07-24 10:00:11 |
| 89.17.208.0/20 | 5,782 | 2026-07-24 09:48:12 |
| 185.118.56.0/22 | 5,771 | 2026-07-24 09:52:00 |
| 85.187.58.0/23 | 5,762 | 2026-07-24 09:48:12 |
| 77.240.124.0/24 | 5,753 | 2026-07-24 10:19:41 |
| 89.17.208.0/21 | 5,749 | 2026-07-24 09:48:12 |
| 45.6.48.0/22 | 5,742 | 2026-07-24 10:14:35 |
| 45.6.50.0/23 | 5,739 | 2026-07-24 10:14:35 |
| 185.25.112.0/24 | 5,733 | 2026-07-24 09:57:59 |
| 213.149.248.0/21 | 5,728 | 2026-07-24 09:59:45 |
| 89.17.192.0/20 | 5,722 | 2026-07-24 09:48:12 |
| 77.240.125.0/24 | 5,719 | 2026-07-24 10:19:41 |
| 82.194.80.0/20 | 5,718 | 2026-07-24 10:19:56 |
| 82.194.64.0/20 | 5,718 | 2026-07-24 10:19:56 |
| 81.46.216.0/21 | 5,716 | 2026-07-24 10:19:57 |
| 93.90.28.0/23 | 5,713 | 2026-07-24 09:48:12 |
| 79.139.120.0/22 | 5,710 | 2026-07-24 10:19:48 |
| 81.46.216.0/22 | 5,709 | 2026-07-24 10:19:57 |
| 89.17.192.0/21 | 5,705 | 2026-07-24 09:48:12 |
| 85.187.56.0/22 | 5,704 | 2026-07-24 09:48:12 |
| 93.90.30.0/23 | 5,704 | 2026-07-24 09:48:12 |
| 77.240.112.0/20 | 5,702 | 2026-07-24 10:19:41 |
| 176.28.96.0/20 | 5,699 | 2026-07-24 09:57:13 |
| 194.116.184.0/23 | 5,696 | 2026-07-24 10:00:01 |
| 213.149.240.0/20 | 5,696 | 2026-07-24 09:59:45 |
| 77.240.112.0/21 | 5,696 | 2026-07-24 10:19:41 |
| 185.2.70.0/23 | 5,694 | 2026-07-24 09:57:57 |
| 185.2.69.0/24 | 5,693 | 2026-07-24 09:57:57 |
| 185.2.68.0/22 | 5,689 | 2026-07-24 09:57:57 |
| 93.90.24.0/21 | 5,689 | 2026-07-24 09:48:12 |
| 87.238.88.0/22 | 5,688 | 2026-07-24 09:48:12 |
Showing top 50 of 116 announced prefixes by sample volume.
Frequently Asked Questions
What is AS16371?
AS16371 is an Autonomous System Number assigned to acens Technologies, S.L.. 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 AS16371 announce?
AS16371 announces 89.3K IPv4 addresses distributed across 29 routed CIDR prefixes. The network is registered in Spain.
Who operates AS16371?
AS16371 is operated by acens Technologies, S.L.. The organization is based in Spain. You can view all IP ranges and related ASNs on the organization page.
What country is AS16371 registered in?
AS16371 is registered in Spain. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
