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

AS39686 · AS-EUROFIBER

Eurofiber Nederland BV

AS39686 is owned by Eurofiber Nederland BV and is a mid-size transit provider, based in the Netherlands since 2015. The system announces a solid 117 504 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in the Netherlands, with additional presence in Belgium. This AS has recently updated its prefix announcements.

  • 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
March 06, 2015
Last Changed
March 04, 2026
Last Seen
April 29, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
69 / 60
IPv6 Prefixes (raw / aggregated)
17 / 14
IPv4 Addresses
117 504
Largest IPv4 Prefix
/19 (8 192 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇳🇱 Netherlands (165 008 IPs), 🇧🇪 Belgium (51 920 IPs)
Prefix Changed
April 23, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
3 upstreams providing transit
Peers
117 networks exchanging traffic without transit
Downstream Customers
59 downstreams buying transit
Unclassified
49 unclassified BGP neighbors
Degree
228 unique BGP neighbors
Reach
85 networks in customer cone

Upstream Providers (3)

  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS3257 — GTT-BACKBONE (Tier-1 transit)
  • AS3549 — LVLT-3549

Prefix Lists

IPv4 Prefixes (69 total)

  • 145.77.128.0/19 (8 192 addresses (/19 prefix))
  • 193.53.128.0/19 (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))
  • 161.51.64.0/19 (8 192 addresses (/19 prefix))
  • 89.20.160.0/19 (8 192 addresses (/19 prefix))
  • 37.251.176.0/20 (4 096 addresses (/20 prefix))
  • 145.77.240.0/20 (4 096 addresses (/20 prefix))
  • 144.178.224.0/20 (4 096 addresses (/20 prefix))
  • 151.236.144.0/20 (4 096 addresses (/20 prefix))
  • 109.94.144.0/20 (4 096 addresses (/20 prefix))
  • 31.207.16.0/20 (4 096 addresses (/20 prefix))
  • 141.136.16.0/20 (4 096 addresses (/20 prefix))
  • 93.95.248.0/21 (2 048 addresses (/21 prefix))
  • 144.178.120.0/21 (2 048 addresses (/21 prefix))
  • 37.251.200.0/21 (2 048 addresses (/21 prefix))
  • 194.53.24.0/21 (2 048 addresses (/21 prefix))
  • 130.78.0.0/21 (2 048 addresses (/21 prefix))
  • 31.207.8.0/21 (2 048 addresses (/21 prefix))
  • 151.248.48.0/21 (2 048 addresses (/21 prefix))
  • 144.178.96.0/21 (2 048 addresses (/21 prefix))
  • 144.178.240.0/21 (2 048 addresses (/21 prefix))
  • 193.34.4.0/22 (1 024 addresses (/22 prefix))
  • 144.178.112.0/22 (1 024 addresses (/22 prefix))
  • 185.60.60.0/22 (1 024 addresses (/22 prefix))
  • 185.222.232.0/22 (1 024 addresses (/22 prefix))
  • 144.178.108.0/22 (1 024 addresses (/22 prefix))
  • 144.178.248.0/22 (1 024 addresses (/22 prefix))
  • 46.102.148.0/22 (1 024 addresses (/22 prefix))
  • 45.80.232.0/22 (1 024 addresses (/22 prefix))
  • 45.11.164.0/22 (1 024 addresses (/22 prefix))
  • 2.58.108.0/22 (1 024 addresses (/22 prefix))
  • 194.104.28.0/22 (1 024 addresses (/22 prefix))
  • 185.184.204.0/22 (1 024 addresses (/22 prefix))
  • 185.125.236.0/22 (1 024 addresses (/22 prefix))
  • 193.53.18.0/23 (512 addresses (/23 prefix))
  • 185.65.124.0/23 (512 addresses (/23 prefix))
  • 93.157.136.0/23 (512 addresses (/23 prefix))
  • 194.53.116.0/23 (512 addresses (/23 prefix))
  • 193.247.198.0/23 (512 addresses (/23 prefix))
  • 185.172.4.0/23 (512 addresses (/23 prefix))
  • 185.202.224.0/24 (256 addresses (/24 prefix))
  • 193.105.33.0/24 (256 addresses (/24 prefix))
  • 83.223.53.0/24 (256 addresses (/24 prefix))
  • 185.245.21.0/24 (256 addresses (/24 prefix))
  • 91.198.203.0/24 (256 addresses (/24 prefix))
  • 193.53.16.0/24 (256 addresses (/24 prefix))
  • 91.212.104.0/24 (256 addresses (/24 prefix))
  • 91.220.123.0/24 (256 addresses (/24 prefix))
  • 193.104.129.0/24 (256 addresses (/24 prefix))
  • and 10 more

IPv6 Prefixes (17 total)

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