AS20539 TCRS-AS Technical Centre Radio Systems Ltd.
🇺🇦Org handle: ORG-TCRS2-RIPE
Sumy, Ukraine
RIPE NCCallocated
Announced Prefixes (BGP)
22total
21 IPv41 IPv6
IPv4 Addresses
Allocated (RIR)12,800
Announced (BGP)22,528
IPv6 Addresses
Allocated (RIR)4.9×10²⁷
Announced (BGP)4.9×10²⁷
Announced Prefixes
(BGP)22|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 |
1-10 of 22
1 / 3
Allocated Prefixes
(RIR)6Prefix | Country | RIR | Status |
|---|---|---|---|
| 31.135.128.0/19 | 🇺🇦 UA | RIPENCC | assigned |
| 91.201.224.0/22 | 🇺🇦 UA | RIPENCC | assigned |
| 94.199.160.0/21 | 🇺🇦 UA | RIPENCC | allocated |
| 193.178.228.0/23 | 🇺🇦 UA | RIPENCC | assigned |
| 194.146.228.0/22 | 🇺🇦 UA | RIPENCC | assigned |
| 2a02:680:8000::/36 | 🇺🇦 UA | RIPE | assigned |
All 22 announced prefixes of AS20539 →
BGP Neighbours
(seen in AS paths)Upstreams (3)
Networks AS20539 hands its own prefixes to: transit providers, or peers at an exchange.
Downstreams (1)
Networks whose own prefixes AS20539 passes on: usually its customers.
- AS13202SIM NET Production Company POLISAN1
ASPA
No ASPA
Abuse Contact
+31205354444
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- ASPA explainedWhy AS20539 should publish an ASPA object
- IPv4 transfers in the RIPE NCC regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/20539Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/20539" | jq