AS50522 Sewan Nederland B.V. 🇳🇱 NL
Announcing 12 prefixes, seen at the RIS collectors.
IPv4 prefixes
11
16,384 (64 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
9
transit providers observed
Peers
14
settlement-free adjacencies
Downstreams
2
transit customers observed
Customer cone
3
ASes reachable through it
Registry and operator data
- AS number
- AS50522
- Name
- Sewan Nederland B.V.
- Organisation
- Sewan Nederland BV
- Country
- 🇳🇱 NL
- RIR
- RIPENCC
- Allocated
- 2010-02-02
- Network type
- Cable/DSL/ISP
- Traffic levels
- 20-50Gbps
- Scope
- Europe
- Peering policy
- Selective
- IRR as-set
- AS-POCOS
- Website
- https://www.sewan.nl/
- PeeringDB
- net/6138
- Exchanges
- 5
- Facilities
- 9
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 |
|---|---|---|---|---|---|
| AS3356 Lumen (Level 3) | 🇺🇸 US | 70,844 | 2,082 | 189 | CAIDA |
| AS1299 Arelion (fka. Telia Carrier) | 🇸🇪 SE | 68,784 | 132 | 29 | CAIDA |
| AS9002 RETN Limited | 🇬🇧 GB | 50,020 | 18 | 1 | inferred |
| AS50673 Serverius Holding B.V. | 🇳🇱 NL | 15,858 | 131 | 1 | inferred |
| AS20562 Open Peering (Broadband Hosting B.V.) | 🇳🇱 NL | 9,268 | 0 | 166 | CAIDA |
| AS17639 Converge ICT Solutions Inc. | 🇵🇠PH | 273 | 567 | 6 | inferred |
| AS29632 Netassist International EOOD | 🇧🇬 BG | 41 | 0 | 2 | inferred |
| AS213241 TECHIT.BE SRL | 🇧🇪 BE | 0 | 14 | 1 | 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 | 52,909 | 235 | 67 | CAIDA |
| AS20485 TransTeleCom JSC | 🇷🇺 RU | 28,201 | 85 | 14 | CAIDA |
| AS37721 Virtual Technologies & Solutions | 🇧🇫 BF | 21,495 | 64 | 16 | CAIDA |
| AS34927 iFog GmbH | 🇨🇠CH | 15,237 | 39 | 14 | CAIDA |
| AS24482 SG.GS | 🇸🇬 SG | 4,643 | 45 | 15 | CAIDA |
| AS6696 VERIXI SA | 🇧🇪 BE | 143 | 49 | 16 | CAIDA |
| AS12779 IT.Gate S.p.A. | 🇮🇹 IT | 76 | 25 | 11 | CAIDA |
| AS58057 Securebit AG | 🇨🇠CH | 19 | 14 | 15 | CAIDA |
| AS41960 Nextpertise B.V. | 🇳🇱 NL | 17 | 76 | 18 | CAIDA |
| AS48362 Stadtwerke Feldkirch | 🇦🇹 AT | 15 | 8 | 12 | CAIDA |
| AS48185 team.blue NV | 🇧🇪 BE | 14 | 1 | 12 | CAIDA |
| AS204092 Association GRIFON | 🇫🇷 FR | 10 | 2 | 15 | CAIDA |
| AS50300 CustodianDC Limited | 🇬🇧 GB | 9 | 39 | 12 | CAIDA |
| AS61349 MaxiTEL Telecom B.V. | 🇳🇱 NL | 8 | 11 | 21 | CAIDA |
| AS3333 Reseaux IP Europeens Network Coordination Centre (RIPE NCC) | 🇳🇱 NL | 0 | 7 | 15 | CAIDA |
| AS202365 Chronos | 🇹🇷 TR | 0 | 4 | 14 | CAIDA |
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS201117 ZeroPlex B.V. | 🇳🇱 NL | 0 | 7 | 80 | CAIDA |
| AS200342 24x7 Hosting B.V. | 🇳🇱 NL | 0 | 3 | 40 | 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.