$ query “AS49981” --type=asn → 1 result(s)

AS49981 · WORLDSTREAM

WorldStream B.V.

AS49981 is operated by WorldStream B.V. and serves as a mid-size transit provider, established in the Netherlands in 2009. The system announces a respectable 72 704 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to the Netherlands, with additional presence in Venezuela and the United States, and smaller footprints in 14 additional countries.

  • 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
December 01, 2009
Last Changed
March 04, 2026
Last Seen
July 19, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
113 / 107
IPv6 Prefixes (raw / aggregated)
18 / 15
IPv4 Addresses
72 704
Largest IPv4 Prefix
/19 (8 192 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇳🇱 Netherlands (102 176 IPs), 🇻🇪 Venezuela (16 384 IPs), 🇺🇸 United States (4 096 IPs) and 14 more
Prefix Changed
July 07, 2026

Reputation

Reputation
Good — 47 flagged IPs out of 72 704 total (0.06%)
Open Proxies
1 known open proxies in this network

Connectivity Summary

Upstream Providers
8 upstreams providing transit
Peers
219 networks exchanging traffic without transit
Downstream Customers
40 downstreams buying transit
Unclassified
8 unclassified BGP neighbors
Degree
275 unique BGP neighbors
Reach
99 networks in customer cone

Upstream Providers (8)

  • AS174 — COGENT (Tier-1 transit)
  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS3320 — DTAG (Tier-1 transit)
  • AS39686 — AS-EUROFIBER
  • AS5511 — OPENTRANSIT (Tier-1 transit)
  • AS50263 — IXP-1-IX-EU
  • AS6830 — LIBERTYGLOBAL (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (113 total)

  • 190.2.128.0/19 (8 192 addresses (/19 prefix))
  • 217.23.0.0/20 (4 096 addresses (/20 prefix))
  • 109.236.80.0/20 (4 096 addresses (/20 prefix))
  • 175.110.112.0/20 (4 096 addresses (/20 prefix))
  • 178.132.0.0/21 (2 048 addresses (/21 prefix))
  • 93.190.136.0/21 (2 048 addresses (/21 prefix))
  • 185.183.32.0/22 (1 024 addresses (/22 prefix))
  • 89.39.104.0/22 (1 024 addresses (/22 prefix))
  • 178.218.196.0/22 (1 024 addresses (/22 prefix))
  • 194.88.104.0/22 (1 024 addresses (/22 prefix))
  • 185.2.80.0/22 (1 024 addresses (/22 prefix))
  • 45.82.64.0/22 (1 024 addresses (/22 prefix))
  • 185.191.0.0/22 (1 024 addresses (/22 prefix))
  • 45.150.156.0/22 (1 024 addresses (/22 prefix))
  • 62.112.8.0/22 (1 024 addresses (/22 prefix))
  • 185.185.48.0/22 (1 024 addresses (/22 prefix))
  • 80.79.4.0/22 (1 024 addresses (/22 prefix))
  • 185.184.192.0/22 (1 024 addresses (/22 prefix))
  • 45.14.132.0/22 (1 024 addresses (/22 prefix))
  • 185.182.192.0/22 (1 024 addresses (/22 prefix))
  • 185.180.220.0/22 (1 024 addresses (/22 prefix))
  • 185.177.124.0/22 (1 024 addresses (/22 prefix))
  • 89.38.96.0/22 (1 024 addresses (/22 prefix))
  • 185.4.112.0/22 (1 024 addresses (/22 prefix))
  • 185.173.160.0/22 (1 024 addresses (/22 prefix))
  • 185.172.88.0/22 (1 024 addresses (/22 prefix))
  • 2.59.168.0/22 (1 024 addresses (/22 prefix))
  • 185.165.240.0/22 (1 024 addresses (/22 prefix))
  • 185.132.176.0/22 (1 024 addresses (/22 prefix))
  • 185.132.132.0/22 (1 024 addresses (/22 prefix))
  • 185.105.192.0/22 (1 024 addresses (/22 prefix))
  • 185.21.60.0/22 (1 024 addresses (/22 prefix))
  • 185.100.232.0/22 (1 024 addresses (/22 prefix))
  • 212.8.242.0/23 (512 addresses (/23 prefix))
  • 195.191.112.0/23 (512 addresses (/23 prefix))
  • 193.9.30.0/23 (512 addresses (/23 prefix))
  • 212.8.248.0/23 (512 addresses (/23 prefix))
  • 195.128.184.0/23 (512 addresses (/23 prefix))
  • 212.8.252.0/23 (512 addresses (/23 prefix))
  • 91.212.229.0/24 (256 addresses (/24 prefix))
  • 82.39.154.0/24 (256 addresses (/24 prefix))
  • 149.57.18.0/24 (256 addresses (/24 prefix))
  • 149.57.26.0/24 (256 addresses (/24 prefix))
  • 149.57.36.0/24 (256 addresses (/24 prefix))
  • 149.57.38.0/24 (256 addresses (/24 prefix))
  • 149.57.152.0/24 (256 addresses (/24 prefix))
  • 149.57.195.0/24 (256 addresses (/24 prefix))
  • 149.57.229.0/24 (256 addresses (/24 prefix))
  • 150.251.35.0/24 (256 addresses (/24 prefix))
  • 154.193.129.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (18 total)

  • 2a06:3880::/29
  • 2a0f:9a80::/29
  • 2a00:7c80::/30
  • 2a09:9446::/32
  • 2a06:d641::/32
  • 2a09:e01::/32
  • 2a0b:2d82::/32
  • 2a0d:2d80::/32
  • 2a0f:3045::/32
  • 2a0f:8442::/32
  • 2a12:e341::/32
  • 2a03:69c0:100::/40
  • 2a02:20b3:100::/40
  • 2a0e:fd45:2f50::/48
  • 2a13:9500:ac::/48