$ query “AS49870” --type=asn → 1 result(s)

AS49870 · AS49870-BV

Alsycon B.V.

AS49870 belongs to Alsycon B.V. and is a residential access provider, established in the Netherlands in 2019. The system announces 8 704 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in the Netherlands, with additional presence in South Africa and Seychelles, and smaller footprints in 4 additional countries.

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

Basic Information

Country
🇳🇱 Netherlands
Category
Internet Service Provider
Network Role
Access Provider
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
November 14, 2019
Last Changed
March 04, 2026
Last Seen
September 21, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
23 / 20
IPv6 Prefixes (raw / aggregated)
1 / 1
IPv4 Addresses
8 704
Largest IPv4 Prefix
/22 (1 024 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇳🇱 Netherlands (5 376 IPs), 🇸🇨 Seychelles (2 048 IPs), 🇿🇦 South Africa (2 048 IPs) and 4 more
Prefix Changed
September 05, 2026

Reputation

Reputation
Good — 63 flagged IPs out of 8 704 total (0.72%)

Connectivity Summary

Upstream Providers
5 upstreams providing transit
Peers
45 networks exchanging traffic without transit
Downstream Customers
4 downstreams buying transit
Unclassified
3 unclassified BGP neighbors
Degree
57 unique BGP neighbors
Reach
7 networks in customer cone

Upstream Providers (5)

Prefix Lists

IPv4 Prefixes (23 total)

  • 160.119.64.0/22 (1 024 addresses (/22 prefix))
  • 45.95.144.0/22 (1 024 addresses (/22 prefix))
  • 196.61.64.0/22 (1 024 addresses (/22 prefix))
  • 45.80.36.0/23 (512 addresses (/23 prefix))
  • 45.81.22.0/23 (512 addresses (/23 prefix))
  • 45.140.222.0/23 (512 addresses (/23 prefix))
  • 160.119.76.0/23 (512 addresses (/23 prefix))
  • 160.119.74.0/23 (512 addresses (/23 prefix))
  • 160.119.69.0/24 (256 addresses (/24 prefix))
  • 89.190.159.0/24 (256 addresses (/24 prefix))
  • 2.56.167.0/24 (256 addresses (/24 prefix))
  • 160.119.71.0/24 (256 addresses (/24 prefix))
  • 89.190.156.0/24 (256 addresses (/24 prefix))
  • 89.116.202.0/24 (256 addresses (/24 prefix))
  • 160.119.78.0/24 (256 addresses (/24 prefix))
  • 169.239.130.0/24 (256 addresses (/24 prefix))
  • 185.224.128.0/24 (256 addresses (/24 prefix))
  • 194.50.16.0/24 (256 addresses (/24 prefix))
  • 77.83.240.0/24 (256 addresses (/24 prefix))
  • 212.107.12.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (1 total)

  • 2a0e:3980::/29