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Autonomous System

AS50399

Open Line BV

Announced IPs
7,168
CIDR prefixes
7
ASN
AS50399

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

65/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Content
Traffic level 1-5Gbps
Geographic scope Regional
Traffic ratio Balanced
Peering policy Restrictive
IRR record RIPE::AS-OPENLINE

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
92.42.232.0/21 2.0K
31.8%
Open Line BV NL
109.232.40.0/21 2.0K
5.7%
Open Line BV NL North Holland Assendelft
185.3.204.0/22 1.0K
0.0%
Open Line BV NL
185.223.140.0/22 1.0K
0.5%
Open Line BV NL
185.23.218.0/23 512
0.0%
Open Line BV DK
91.209.213.0/24 256
0.0%
Open Line BV NL
185.150.159.0/24 256
3.1%
Conscia Nederland B.V. NL

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS50399 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
185.23.218.0/24 59,703 2026-09-14 05:23:22
185.23.218.0/23 58,465 2026-09-14 05:23:39
109.232.40.0/21 56,658 2026-09-14 05:23:39
91.209.213.0/24 56,624 2026-09-14 05:21:58
92.42.232.0/21 56,591 2026-09-14 05:21:58
185.223.142.0/23 56,461 2026-09-14 05:23:22
185.223.140.0/23 56,456 2026-09-14 05:23:22
185.3.204.0/22 55,409 2026-09-14 05:23:39
185.223.140.0/22 54,556 2026-09-14 05:23:39
109.232.42.0/23 45,262 2026-09-14 05:21:42
92.42.236.0/23 45,225 2026-09-14 05:21:42
109.232.40.0/23 45,156 2026-09-14 05:21:42
92.42.238.0/23 45,144 2026-09-14 05:21:42
92.42.234.0/23 45,141 2026-09-14 05:21:42
109.232.46.0/23 45,087 2026-09-14 05:21:42
92.42.232.0/23 45,039 2026-09-14 05:21:42
109.232.44.0/23 45,024 2026-09-14 05:21:42
185.3.206.0/23 44,852 2026-09-14 05:22:17
185.3.204.0/23 44,766 2026-09-14 05:22:17
92.42.232.0/22 40,017 2026-09-14 05:21:58
109.232.44.0/22 39,949 2026-09-14 05:23:39
92.42.236.0/22 39,944 2026-09-14 05:21:58
109.232.40.0/22 39,934 2026-09-14 05:23:39
185.150.159.0/24 36,361 2026-09-14 05:23:39
185.23.219.0/24 20,302 2026-09-14 05:23:39
185.223.143.0/24 12,945 2026-09-14 05:23:39
185.3.206.0/24 3,783 2026-08-28 15:21:37

Frequently Asked Questions

What is AS50399?

AS50399 is an Autonomous System Number assigned to Open Line BV. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS50399 announce?

AS50399 announces 7.2K IPv4 addresses distributed across 7 routed CIDR prefixes. The network is registered in The Netherlands.

Who operates AS50399?

AS50399 is operated by Open Line BV. The organization is based in The Netherlands. You can view all IP ranges and related ASNs on the organization page.

What country is AS50399 registered in?

AS50399 is registered in The Netherlands. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-09-14 05:24:05 UTC
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