$ query “AS15623” --type=asn → 1 result(s)

AS15623 — CYBERLINK

Cyberlink AG

AS15623 is a mid-size transit provider operated by Cyberlink AG, based in Switzerland since 2002. The network announces a solid 103 168 IPv4 addresses. Supports IPv6.

  • Top 5% — Top 5% of all autonomous systems by reach and degree

Basic Information

Country
🇨🇭 Switzerland
Category
Hosting
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
September 19, 2002
Last Changed
March 04, 2026
Last Seen
March 05, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
37 / 35
IPv6 Prefixes (raw / aggregated)
6 / 6
IPv4 Addresses
103 168
Largest IPv4 Prefix
/17 (32 768 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇨🇭 CH (57 IPs), 🇬🇧 GB (2 IPs), 🇺🇸 US (1 IPs), 🇩🇪 DE
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 1 flagged IPs out of 103 168 total (0.00%)

Connectivity Summary

Upstream Providers
8 upstream autonomous systems providing transit
Peers
204 autonomous systems exchanging traffic without transit fees
Downstream Customers
18 downstream autonomous systems buying transit
Degree
231 unique BGP neighbors (providers + customers + peers)
Reach
18 — customer cone size measuring network influence
Degree Rank
#568
Reach Rank
#2 378

Upstream Providers (8)

Prefix Lists

IPv4 Prefixes (37 total)

  • 62.12.128.0/17 (32 768 addresses)
  • 195.144.160.0/19 (8 192 addresses)
  • 195.226.0.0/19 (8 192 addresses)
  • 212.45.192.0/19 (8 192 addresses)
  • 212.55.192.0/19 (8 192 addresses)
  • 213.158.128.0/19 (8 192 addresses)
  • 213.189.128.0/19 (8 192 addresses)
  • 217.14.64.0/20 (4 096 addresses)
  • 193.223.240.0/21 (2 048 addresses)
  • 217.75.16.0/21 (2 048 addresses)
  • 45.83.68.0/22 (1 024 addresses)
  • 45.94.88.0/22 (1 024 addresses)
  • 185.71.12.0/22 (1 024 addresses)
  • 185.129.52.0/22 (1 024 addresses)
  • 185.145.148.0/22 (1 024 addresses)
  • 185.187.228.0/22 (1 024 addresses)
  • 185.230.20.0/22 (1 024 addresses)
  • 185.242.200.0/22 (1 024 addresses)
  • 89.249.44.0/23 (512 addresses)
  • 185.241.84.0/23 (512 addresses)
  • 5.255.56.0/24 (256 addresses)
  • 167.160.26.0/24 (256 addresses)
  • 185.69.92.0/24 (256 addresses)
  • 185.117.15.0/24 (256 addresses)
  • 193.8.235.0/24 (256 addresses)
  • 193.42.146.0/24 (256 addresses)
  • 193.246.253.0/24 (256 addresses)
  • 193.247.72.0/24 (256 addresses)
  • 193.247.205.0/24 (256 addresses)
  • 194.152.52.0/24 (256 addresses)
  • 195.14.23.0/24 (256 addresses)
  • 212.117.193.0/24 (256 addresses)
  • 212.117.194.0/24 (256 addresses)
  • 212.117.208.0/24 (256 addresses)
  • 212.117.211.0/24 (256 addresses)

IPv6 Prefixes (6 total)

  • 2a0c:e480::/29
  • 2a0e:d080::/29
  • 2a10:8980::/29
  • 2001:8a8::/32
  • 2a03:17e0::/32
  • 2a03:24e0::/48