$ query “AS39686” --type=asn → 1 result(s)

AS39686 · AS-EUROFIBER

Eurofiber Nederland BV

AS39686 belongs to Eurofiber Nederland BV and is a major transit provider, established in the Netherlands in 2015. The system announces a solid 210 944 IPv4 addresses, including a /16, and supports IPv6. Most of its address space is geolocated to the Netherlands, with additional presence in Belgium.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #33 by Reach — Top 100 by customer cone size
  • #1 in Netherlands — Top 10 by reach within country

Basic Information

Country
🇳🇱 Netherlands
Category
Hosting
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
March 06, 2015
Last Changed
October 01, 2026
Last Seen
October 10, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
77 / 68
IPv6 Prefixes (raw / aggregated)
20 / 17
IPv4 Addresses
210 944
Largest IPv4 Prefix
/16 (65 536 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇳🇱 Netherlands (180 736 IPs), 🇧🇪 Belgium (30 208 IPs)
Prefix Changed
October 01, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
4 upstreams providing transit
Peers
107 networks exchanging traffic without transit
Downstream Customers
393 downstreams buying transit
Unclassified
11 unclassified BGP neighbors
Degree
515 unique BGP neighbors
Reach
2 715 networks in customer cone

Upstream Providers (4)

Prefix Lists

IPv4 Prefixes (77 total)

  • 90.145.0.0/16 (65 536 addresses (/16 prefix))
  • 84.53.64.0/18 (16 384 addresses (/18 prefix))
  • 82.148.192.0/19 (8 192 addresses (/19 prefix))
  • 89.20.160.0/19 (8 192 addresses (/19 prefix))
  • 144.178.64.0/19 (8 192 addresses (/19 prefix))
  • 144.178.192.0/19 (8 192 addresses (/19 prefix))
  • 145.77.128.0/19 (8 192 addresses (/19 prefix))
  • 161.51.64.0/19 (8 192 addresses (/19 prefix))
  • 193.53.128.0/19 (8 192 addresses (/19 prefix))
  • 31.207.16.0/20 (4 096 addresses (/20 prefix))
  • 37.251.176.0/20 (4 096 addresses (/20 prefix))
  • 109.94.144.0/20 (4 096 addresses (/20 prefix))
  • 141.136.16.0/20 (4 096 addresses (/20 prefix))
  • 144.178.224.0/20 (4 096 addresses (/20 prefix))
  • 145.77.240.0/20 (4 096 addresses (/20 prefix))
  • 151.236.144.0/20 (4 096 addresses (/20 prefix))
  • 31.207.8.0/21 (2 048 addresses (/21 prefix))
  • 37.251.200.0/21 (2 048 addresses (/21 prefix))
  • 37.251.240.0/21 (2 048 addresses (/21 prefix))
  • 93.95.248.0/21 (2 048 addresses (/21 prefix))
  • 144.178.96.0/21 (2 048 addresses (/21 prefix))
  • 144.178.120.0/21 (2 048 addresses (/21 prefix))
  • 144.178.240.0/21 (2 048 addresses (/21 prefix))
  • 151.248.48.0/21 (2 048 addresses (/21 prefix))
  • 194.53.24.0/21 (2 048 addresses (/21 prefix))
  • 2.58.108.0/22 (1 024 addresses (/22 prefix))
  • 45.11.164.0/22 (1 024 addresses (/22 prefix))
  • 45.80.232.0/22 (1 024 addresses (/22 prefix))
  • 46.102.148.0/22 (1 024 addresses (/22 prefix))
  • 144.178.108.0/22 (1 024 addresses (/22 prefix))
  • 144.178.112.0/22 (1 024 addresses (/22 prefix))
  • 144.178.248.0/22 (1 024 addresses (/22 prefix))
  • 185.41.144.0/22 (1 024 addresses (/22 prefix))
  • 185.60.60.0/22 (1 024 addresses (/22 prefix))
  • 185.125.236.0/22 (1 024 addresses (/22 prefix))
  • 185.184.204.0/22 (1 024 addresses (/22 prefix))
  • 185.222.232.0/22 (1 024 addresses (/22 prefix))
  • 193.34.4.0/22 (1 024 addresses (/22 prefix))
  • 194.104.28.0/22 (1 024 addresses (/22 prefix))
  • 195.189.20.0/22 (1 024 addresses (/22 prefix))
  • 46.22.176.0/23 (512 addresses (/23 prefix))
  • 91.194.8.0/23 (512 addresses (/23 prefix))
  • 93.157.136.0/23 (512 addresses (/23 prefix))
  • 185.65.124.0/23 (512 addresses (/23 prefix))
  • 185.172.4.0/23 (512 addresses (/23 prefix))
  • 193.53.18.0/23 (512 addresses (/23 prefix))
  • 193.247.198.0/23 (512 addresses (/23 prefix))
  • 194.53.116.0/23 (512 addresses (/23 prefix))
  • 83.223.53.0/24 (256 addresses (/24 prefix))
  • 91.198.203.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (20 total)

  • 2a01:5620::/29
  • 2a01:9bc0::/29
  • 2a02:120::/29
  • 2a02:fe8::/31
  • 2a05:b2c4::/31
  • 2a0e:4980::/32
  • 2a04:f840::/40
  • 2a07:3501:1010::/46
  • 2a07:3502:1210::/46
  • 2a07:3501:1032::/47
  • 2001:67c:18a0::/48
  • 2a00:f620:1::/48
  • 2a07:3500:11e0::/48
  • 2a07:3501:1060::/48
  • 2a07:3502:10e0::/48
  • 2a07:3502:11c0::/48
  • 2a10:dac0:102::/48