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Autonomous System

AS201754

Tomasz Wasniewski

Announced IPs
768
CIDR prefixes
3
ASN
AS201754

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 v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 5-10Gbps
Geographic scope Europe
Traffic ratio Balanced
Peering policy Open

Present at 2 internet exchanges: EPIX.Warszawa, TPIX PL

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
91.106.26.0/24 256
99.6%
Tomasz Wasniewski PL Mazovia Nasielsk
91.198.56.0/24 256
0.0%
Tomasz Wasniewski PL Mazovia Nasielsk
193.42.218.0/24 256
0.0%
Tomasz Wasniewski PL

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS201754 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
91.198.56.0/24 8,170 2026-07-18 10:52:07
193.42.218.0/24 8,157 2026-07-18 10:52:37
91.106.26.0/24 6,771 2026-07-18 10:52:07
91.198.56.232/32 14 2026-06-12 20:35:07
193.42.218.33/32 10 2026-07-03 21:15:23
91.198.56.229/32 6 2026-07-09 16:43:53
91.198.56.140/32 5 2026-06-29 09:40:24
193.42.218.10/32 5 2026-05-25 12:07:02
91.198.56.250/32 4 2026-06-25 17:23:37
193.42.218.18/32 3 2026-05-25 19:21:31
91.198.56.243/32 3 2026-07-05 17:36:37
91.198.56.235/32 3 2026-06-25 21:42:06
91.106.26.136/32 2 2026-07-16 19:09:32
193.42.218.14/32 2 2026-06-21 08:34:53
193.42.218.65/32 2 2026-07-08 09:37:48
91.106.26.251/32 1 2026-07-01 13:48:07

Frequently Asked Questions

What is AS201754?

AS201754 is an Autonomous System Number assigned to Tomasz Wasniewski. 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 AS201754 announce?

AS201754 announces 768 IPv4 addresses distributed across 3 routed CIDR prefixes. The network is registered in Poland.

Who operates AS201754?

AS201754 is operated by Tomasz Wasniewski. The organization is based in Poland. You can view all IP ranges and related ASNs on the organization page.

What country is AS201754 registered in?

AS201754 is registered in Poland. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-18 11:25:31 UTC
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