S1

S1 CORPORATION
Data as of 2026-09-06
GLEIF verified
LEI
529900FFZ21ZAU2XYU98
Registered name
S1
Jurisdiction
AT
Ultimate parent
No parent on file in GLEIF
This organisation
Netblocks8 · 1,536 IPv4 addresses
IPv6 1 prefix (largest 2a0a:94c0:0:1::/64)
Registered in South Korea (5) · FO (1) · France (1)
Also registered under this name 67 netblocks across 13 separate records
Record ID236273279
RegistryAPNIC
Owner jurisdictionAT
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 529900FFZ21ZAU2XYU98
Shared handles clustered on 8 shared RIR contact/maintainer handles
Registry names 4 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (8)

⬇ export CSV
CIDR Org name Registry Status Confidence
103.19.124.0/24 S1 CORPORATION BGP ANNOUNCED ● high
103.19.125.0/24 S1 CORPORATION BGP ANNOUNCED ● high
103.19.126.0/24 S1 CORPORATION BGP ANNOUNCED ● high
103.19.127.0/24 S1 CORPORATION BGP ANNOUNCED ● high
103.19.124.0/22 S1 APNIC ALLOCATED PORTABLE ● low
185.171.174.0/24 HOSTING-S1 RIPE ASSIGNED PA ● low
185.199.33.0/24 s1 RIPE LIR-PARTITIONED PA ● low
2a0a:94c0:0:1::/64 s1 RIPE ALLOCATED-BY-LIR ● low

IPv6 ranges (1)

CIDR
2a0a:94c0:0:1::/64

Footprint over time

11 weekly snapshots · JSON
8 0 netblocks since 2026-07-05
2026-07-05 peak 8 2026-09-06

NIC Handles

AS38129 DUMY-RIPE DUMY-RIPE IM713-AP IM713-AP MNT-KRNIC-AP fo-pfelektron-1-mnt fr-softathome-1-mnt