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Autonomous System

AS205679

AC Systemy Sp. z o.o.

Announced IPs
3,584
CIDR prefixes
4
ASN
AS205679

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 Cable/DSL/ISP
Geographic scope Regional
Traffic ratio Mostly Inbound
Peering policy Open

Present at 4 internet exchanges: EPIX.Warszawa, EPIX.Katowice, EPIX.Poznan, TPIX PL

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS205679 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
88.218.252.0/22 9,552 2026-07-31 05:15:53
185.210.36.0/22 9,440 2026-07-31 05:15:53
84.234.114.0/23 9,380 2026-07-31 05:15:53
92.118.164.0/22 9,253 2026-07-31 05:15:53
92.118.165.0/24 4,242 2026-07-31 02:40:53
185.210.36.0/24 4,223 2026-07-31 02:40:53
84.234.114.0/24 2,646 2026-07-31 05:36:15
84.234.115.0/24 68 2026-07-28 22:52:49
92.118.167.0/24 50 2026-07-28 22:53:20
88.218.255.0/24 50 2026-07-28 22:53:01
185.210.39.0/24 50 2026-07-28 22:58:45
88.218.252.0/24 49 2026-07-28 22:53:01
92.118.166.0/24 49 2026-07-28 22:53:20
92.118.164.0/24 49 2026-07-28 22:53:20
88.218.254.0/24 49 2026-07-28 22:53:01
185.210.38.0/24 49 2026-07-28 22:58:45
88.218.253.0/24 49 2026-07-28 22:53:01
185.210.37.0/24 49 2026-07-28 22:58:45
185.210.38.53/32 38 2026-07-31 04:30:17
92.118.165.149/32 17 2026-07-06 14:36:13
185.210.36.55/32 12 2026-07-24 00:25:52
185.210.36.71/32 10 2026-07-29 20:59:36
185.210.36.218/32 7 2026-06-05 11:46:41
92.118.164.44/32 6 2026-07-25 20:02:00
84.234.114.100/32 5 2026-06-08 12:45:56
185.210.36.0/32 4 2026-06-29 10:02:43
92.118.164.15/32 2 2026-06-06 23:09:09
92.118.165.153/32 2 2026-07-24 09:45:16
185.210.36.83/32 2 2026-06-16 09:37:33
88.218.255.95/32 2 2026-07-29 17:53:14
185.210.39.118/32 2 2026-06-10 22:19:57
92.118.165.147/32 2 2026-05-31 10:20:22

Frequently Asked Questions

What is AS205679?

AS205679 is an Autonomous System Number assigned to AC Systemy Sp. z o.o.. 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 AS205679 announce?

AS205679 announces 3.6K IPv4 addresses distributed across 4 routed CIDR prefixes. The network is registered in Poland.

Who operates AS205679?

AS205679 is operated by AC Systemy Sp. z o.o.. The organization is based in Poland. You can view all IP ranges and related ASNs on the organization page.

What country is AS205679 registered in?

AS205679 is registered in Poland. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-31 05:40:31 UTC
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