AS205515
Telecommunication Systems LLC
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 v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Top CIDR ranges
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS205515 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 |
|---|---|---|
| 77.121.32.0/19 | 75,058 | 2026-07-29 17:14:41 |
| 77.123.192.0/19 | 74,938 | 2026-07-29 17:14:41 |
| 77.123.252.0/22 | 73,841 | 2026-07-29 17:14:41 |
| 77.121.14.0/24 | 45,292 | 2026-07-29 16:28:26 |
| 77.123.250.0/24 | 45,270 | 2026-07-29 16:28:26 |
| 77.123.249.0/24 | 45,241 | 2026-07-29 16:28:26 |
| 77.123.248.0/24 | 45,238 | 2026-07-29 16:28:26 |
| 77.123.251.0/24 | 45,219 | 2026-07-29 16:28:26 |
| 77.123.224.0/20 | 43,829 | 2026-07-29 16:28:26 |
| 77.123.240.0/21 | 43,693 | 2026-07-29 16:28:26 |
| 194.39.249.0/24 | 43,312 | 2026-07-29 16:28:26 |
Frequently Asked Questions
What is AS205515?
AS205515 is an Autonomous System Number assigned to Telecommunication Systems LLC. 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 AS205515 announce?
AS205515 announces 25.1K IPv4 addresses distributed across 6 routed CIDR prefixes. The network is registered in Ukraine.
Who operates AS205515?
AS205515 is operated by Telecommunication Systems LLC. The organization is based in Ukraine. You can view all IP ranges and related ASNs on the organization page.
What country is AS205515 registered in?
AS205515 is registered in Ukraine. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
