$ query “AS39704” --type=asn → 1 result(s)

AS39704 · CJ2-AS

CJ2 Hosting B.V.

AS39704 is operated by CJ2 Hosting B.V. and serves as a mid-size transit provider, registered in the Netherlands since 2006. The system announces a respectable 20 480 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in the Netherlands, with additional presence in Finland.

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

Basic Information

Country
🇳🇱 Netherlands
Category
Hosting
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
April 12, 2006
Last Changed
March 04, 2026
Last Seen
July 26, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
17 / 16
IPv6 Prefixes (raw / aggregated)
5 / 5
IPv4 Addresses
20 480
Largest IPv4 Prefix
/19 (8 192 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇳🇱 Netherlands (40 688 IPs), 🇫🇮 Finland (16 IPs)
Prefix Changed
June 16, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
3 upstreams providing transit
Peers
121 networks exchanging traffic without transit
Downstream Customers
13 downstreams buying transit
Unclassified
3 unclassified BGP neighbors
Degree
140 unique BGP neighbors
Reach
14 networks in customer cone

Upstream Providers (3)

  • AS174 — COGENT (Tier-1 transit)
  • AS39686 — AS-EUROFIBER
  • AS6830 — LIBERTYGLOBAL (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (17 total)

  • 213.132.192.0/19 (8 192 addresses (/19 prefix))
  • 94.124.88.0/21 (2 048 addresses (/21 prefix))
  • 46.182.216.0/21 (2 048 addresses (/21 prefix))
  • 5.22.248.0/21 (2 048 addresses (/21 prefix))
  • 185.146.216.0/22 (1 024 addresses (/22 prefix))
  • 185.94.168.0/22 (1 024 addresses (/22 prefix))
  • 185.103.16.0/22 (1 024 addresses (/22 prefix))
  • 91.192.36.0/22 (1 024 addresses (/22 prefix))
  • 185.88.8.0/24 (256 addresses (/24 prefix))
  • 91.208.60.0/24 (256 addresses (/24 prefix))
  • 185.200.123.0/24 (256 addresses (/24 prefix))
  • 193.222.137.0/24 (256 addresses (/24 prefix))
  • 194.13.66.0/24 (256 addresses (/24 prefix))
  • 194.50.163.0/24 (256 addresses (/24 prefix))
  • 194.69.204.0/24 (256 addresses (/24 prefix))
  • 195.216.246.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (5 total)

  • 2a00:1bd0::/29
  • 2a03:c3c0::/29
  • 2a07:52c0::/32
  • 2a07:52c2::/32
  • 2001:67c:f14::/48