AS210025 — XXSL Alice Cat Research Ltd

AS210025 announces 1 IPv4 prefixes covering 256 addresses and 7 IPv6 prefixes.

About this network

The AS handle XXSL is held by Alice Cat Research Ltd.

What it's used for

• The address space carries research and educational traffic, evidenced by the netname US-XXSL4-ALICE-20191212 and reverse DNS entries pointing to ptr.xxsl.org.
• The network announces 256 IPv4 addresses and 8 IPv6 prefixes, with 5 observed neighbours, indicating a small-scale research or institutional network rather than a transit provider.
• Traffic from this AS consists of academic and research endpoints, consistent with the operator's classification as an educational and research institution.

Notable

• The registrant Abuse-C Role for the IPv4 block aligns with the announcer XXSL, confirming consistent ownership.
• The address inventory is compact, consisting of a single /24 IPv4 block and multiple /48 and /47 IPv6 prefixes, typical of a dedicated research network.

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

Announced prefixes

• 88.218.207.0/24
• 2a09:b280::/48
• 2a09:b280:1000::/48
• 2a09:b280:1010::/48
• 2a09:b280:1030::/48
• 2a09:b280:ffb0::/46
• 2a09:b280:ffba::/48
• 2a09:b280:ffbe::/47

Upstream networks

• AS53667 FranTech Solutions
• AS20473 The Constant Company, LLC
• AS215467 Skhron OU
• AS6939 Hurricane Electric LLC
• AS3204 xTom OU

Adjacent networks

• AS53667 FranTech Solutions
• AS20473 The Constant Company, LLC
• AS215467 Skhron OU
• AS6939 Hurricane Electric LLC
• AS3204 xTom OU

Routing security

• RPKI: 11 valid, 0 invalid and 0 not-found announcements; 24 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 29 route objects.
• Listed in as-sets: AS-4IXP, AS-4IXP-RS, AS-4IXPV6, AS-GIGAINFRA, AS-GIGAINFRA-V6, AS-HURRICANE, AS-HURRICANEV6, AS-IIJ, AS-IIJ6, AS-KDD, AS-KDDI6, AS-NETASSIST, AS-PNAPOSK001, AS-PREN, AS-TRANSROUTE-SPEC, AS-UKRAINE, AS-XXSL, AS150784:AS-PEERS, AS20473:AS-VULTR, AS215467:AS-CUSTOMERS, AS2497:AS-IIJ, AS2497:AS-IIJ6, AS3204:AS-NRT, AS3204:AS-NRT, AS3204:AS-NRT.

Internet exchanges

• KleyReX Internet Exchange — Frankfurt, Germany
• Kansas City Internet Exchange — Kansas City, United States