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
- Isp allocation +5
- Trust score 70 / 100
Experimental · trust-vectors model v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →
Network profile
Source: PeeringDB →Present at 11 internet exchanges: AMS-IX, NIX.CZ: Public peering VLAN, LU-CIX, Peering.cz, DE-CIX Frankfurt: DE-CIX Frankfurt Peering LAN, DE-CIX Mumbai: DE-CIX Mumbai Peering LAN, SwissIX: Peering, France-IX Paris, France-IX Marseille, ESpanix Madrid Lower LAN, …
Top CIDR ranges
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS49121 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 |
|---|---|---|
| 5.57.209.0/24 | 78,756 | 2026-10-19 11:39:27 |
| 45.87.118.0/24 | 77,069 | 2026-10-19 11:39:29 |
| 194.61.10.0/24 | 29,220 | 2026-10-19 11:39:40 |
| 37.77.145.0/24 | 27,264 | 2026-10-19 11:46:02 |
| 185.186.1.0/24 | 18,564 | 2026-10-19 11:39:36 |
| 149.7.252.0/22 | 17,869 | 2026-10-19 11:39:27 |
| 37.221.69.0/24 | 17,480 | 2026-10-19 11:39:27 |
| 37.221.70.0/24 | 17,400 | 2026-10-19 11:39:27 |
| 194.147.74.0/24 | 17,326 | 2026-10-19 11:39:27 |
| 37.221.68.0/24 | 15,993 | 2026-10-19 11:39:27 |
| 5.180.103.0/24 | 15,799 | 2026-10-19 11:39:27 |
| 37.221.71.0/24 | 15,758 | 2026-10-19 11:39:27 |
| 5.180.102.0/24 | 15,695 | 2026-10-19 11:39:27 |
| 194.61.11.0/24 | 15,401 | 2026-10-19 11:39:27 |
| 154.57.168.0/22 | 14,914 | 2026-10-19 11:39:36 |
| 185.232.166.0/24 | 14,579 | 2026-10-19 11:39:27 |
| 45.87.119.0/24 | 14,488 | 2026-10-19 11:39:27 |
| 185.65.69.0/24 | 13,778 | 2026-10-19 11:46:02 |
| 149.7.252.0/23 | 13,633 | 2026-10-19 11:39:36 |
| 91.191.185.0/24 | 11,147 | 2026-07-27 11:02:16 |
| 185.186.0.0/24 | 9,857 | 2026-10-19 11:46:32 |
| 194.61.10.0/23 | 8,190 | 2026-05-28 08:09:36 |
Frequently Asked Questions
What is AS49121?
AS49121 is an Autonomous System Number assigned to Infinity Telecom, s.r.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 AS49121 announce?
AS49121 announces 6.4K IPv4 addresses distributed across 12 routed CIDR prefixes. The network is registered in Czechia.
Who operates AS49121?
AS49121 is operated by Infinity Telecom, s.r.o.. The organization is based in Czechia. You can view all IP ranges and related ASNs on the organization page.
What country is AS49121 registered in?
AS49121 is registered in Czechia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
