AS39563 CTA Systems B.V. 🇳🇱 NL
Announcing 10 prefixes, seen at the RIS collectors.
IPv4 prefixes
9
2,304 (9 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
7
transit providers observed
Peers
12
settlement-free adjacencies
Downstreams
1
transit customers observed
Customer cone
2
ASes reachable through it
Registry and operator data
- AS number
- AS39563
- Name
- CTA Systems B.V.
- Organisation
- UC Systems
- Country
- 🇳🇱 NL
- RIR
- RIPENCC
- Allocated
- 2017-11-10
- Network type
- NSP
- Traffic levels
- 1-5Gbps
- Scope
- Regional
- Peering policy
- Open
- IRR as-set
- AS-UCSYSTEMS
- Website
- https://ucsystems.nl
- PeeringDB
- net/24232
- Exchanges
- 13
- Facilities
- 7
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Upstreams
Networks seen providing transit to this one
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS50673 Serverius Holding B.V. | 🇳🇱 NL | 16,131 | 131 | 1 | inferred |
| AS35133 Eranium B.V. | 🇳🇱 NL | 15,617 | 3 | 90 | CAIDA |
| AS20562 Open Peering (Broadband Hosting B.V.) | 🇳🇱 NL | 9,546 | 0 | 102 | CAIDA |
| AS24785 Joint Transit (Broadband Hosting B.V.) | 🇳🇱 NL | 1,142 | 21 | 41 | CAIDA |
| AS43350 NForce Entertainment B.V. | 🇳🇱 NL | 846 | 90 | 34 | CAIDA |
| AS29632 Netassist International EOOD | 🇧🇬 BG | 45 | 0 | 2 | inferred |
| AS56662 Marcin Gondek | 🇵🇱 PL | 0 | 0 | 1 | inferred |
Peers
Adjacencies that look settlement-free rather than transit
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS6939 Hurricane Electric LLC | 🇺🇸 US | 52,971 | 185 | 54 | CAIDA |
| AS20485 TransTeleCom JSC | 🇷🇺 RU | 28,305 | 85 | 9 | CAIDA |
| AS37721 Virtual Technologies & Solutions | 🇧🇫 BF | 21,705 | 63 | 9 | CAIDA |
| AS34927 iFog GmbH | 🇨🇭 CH | 15,560 | 38 | 9 | CAIDA |
| AS24482 SG.GS | 🇸🇬 SG | 4,976 | 45 | 10 | CAIDA |
| AS6696 VERIXI SA | 🇧🇪 BE | 143 | 49 | 9 | CAIDA |
| AS50304 Blix Solutions AS | 🇳🇴 NO | 34 | 103 | 20 | CAIDA |
| AS48185 team.blue NV | 🇧🇪 BE | 14 | 1 | 10 | CAIDA |
| AS204092 Association GRIFON | 🇫🇷 FR | 10 | 2 | 10 | CAIDA |
| AS401753 BIXCE Inc | 🇻🇬 VG | 2 | 1 | 14 | CAIDA |
| AS3333 Reseaux IP Europeens Network Coordination Centre (RIPE NCC) | 🇳🇱 NL | 0 | 7 | 10 | CAIDA |
| AS202365 Chronos | 🇹🇷 TR | 0 | 4 | 9 | CAIDA |
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS35055 WI - Connect B.V. | 🇳🇱 NL | 0 | 3 | 30 | CAIDA |
Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.