AS203662 — PL-3K33 3K33 sp. z o.o.

AS203662 announces 5 IPv4 prefixes covering 2,048 addresses and 5 IPv6 prefixes.

About this network

The AS handle PL-3K33 is held by 3K33 sp. z o.o.

What it's used for

• The address space carries static and anycast infrastructure, evidenced by reverse DNS entries such as static.64.223.87.65.hosted-by.strike.bz and static.64.59.79.144.anycast.hosted-by.strike.bz.
• The network announces 2048 IPv4 addresses and 5 IPv6 prefixes, maintaining 6 observed neighbours, a ratio consistent with a specialized service provider rather than a large access network.
• Traffic from this AS consists of web/API endpoints and VPN services, as 3K33 operates the Strike.bz platform for global connectivity and privacy solutions.

Notable

• Registrants for most prefixes align with the announcer, listing 3K33 sp. z o.o., while the 156.9.60.0/22 block is registered to Strike Technologies LLC with the netname STRIKE-US-02.
• The address inventory is finely subdivided into five distinct IPv4 prefixes, including a /22 and four /24s, reflecting a segmented corporate estate for different service regions or functions.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 65.87.223.0/24
• 144.79.59.0/24
• 151.245.112.0/24
• 156.9.60.0/22
• 199.19.77.0/24
• 2602:f2d5::/40
• 2a14:1ec7:f710::/44
• 2a14:1ec7:f740::/44
• 2a14:1ec7:f7fe::/47
• 2a14:67c3:2aa::/48

Upstream networks

• AS19318 Interserver, Inc
• AS9002 RETN Limited
• AS53667 FranTech Solutions
• AS200088 Artnet Sp. z o.o.
• AS141409 3K33 sp. z o.o.

Adjacent networks

• AS19318 Interserver, Inc
• AS9002 RETN Limited
• AS53667 FranTech Solutions
• AS200088 Artnet Sp. z o.o.
• AS141409 3K33 sp. z o.o.

Routing security

• RPKI: 11 valid, 0 invalid and 0 not-found announcements; 8 ROAs.
• ASPA: 5 authorised providers.
• IRR: 100% of announcements registered; 12 route objects.
• Listed in as-sets: AS-ARTNET, AS-HURRICANEV6, AS-IR-ASN, AS-MAGTICOM, AS-RETN-ACTUAL-V4, AS-RETN-ACTUAL-V6, AS-SET-MAGTI, AS-TELSTRA-INTL-CUSTOMERS, AS142064:AS-SYDDOWNSTREAM, AS152900:AS-CUSTOMERS, AS19318:AS-ALL, AS203662:AS-3K33, AS215467:AS-CUSTOMERS, AS263702:AS-CUSTOMERS, AS400212:AS-NYCDOWNSTREAM, AS53667:AS-CUSTOMERS, AS5550:AS-TASK, AS5550:AS-TASK-1014.

Internet exchanges

• POMIX — Gdansk, Poland