AS43137 — ATC_LLC-
AS43137 announces 1 IPv4 prefixes covering 512 addresses and 0 IPv6 prefixes.
About this network
The AS handle ATCLLC- is held by ATC LLC.
What it's used for
- The address space is registered under the netname ORG-AL677-RIPE with registrant ATC LLC.
- The network announces 512 IPv4 addresses across 1 prefix (91.194.88.0/23) and has 2 observed routing neighbours.
- The low neighbour count relative to the address block suggests a limited transit or peering footprint, typical of a small business or internal corporate network rather than a large access provider.
Notable
- The RDAP registrant ATC LLC matches the registry holder ATCLLC-UA.
- The inventory consists of a single contiguous /23 block, indicating a simple, non-subdivided address allocation.
This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.
Announced prefixes
- 91.194.88.0/23
Upstream networks
Adjacent networks
Routing security
- RPKI: 0 valid, 0 invalid and 3 not-found announcements; 0 ROAs.
- ASPA: none published.
- IRR: 100% of announcements registered; 3 route objects.
- Listed in as-sets: AS-39912-V4, AS-ANTALEX, AS-ANTALEX-PEERS, AS-ETT, AS-RETN-ACTUAL-V4, AS3326:AS-CLIENTS.
BGP / ASN / CIDR
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IPv4
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IPv6
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Search Results
IPv4 Prefixes
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IPv6 Prefixes
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Total Prefixes
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Unique /24s
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⚠ SUSPICIOUS PREFIX ANNOUNCEMENTS DETECTED