SWK

Data as of 2026-11-08
BGP inherited
This organisation
Netblocks11 · 574 IPv4 addresses
Registered in China (6) · Germany (2) · United States (2) · United Kingdom (1) · Poland (1)
Also registered under this name 18 netblocks across 6 separate records
Record ID266195836
RegistryAPNIC
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 33 shared RIR contact/maintainer handles
Registry names 5 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (11)

⬇ export CSV
CIDR Org name Registry Status Confidence
23.141.56.0/24 SWK ARIN DIRECT ALLOCATION ● high
116.228.101.220/30 SWK APNIC ASSIGNED NON-PORTABLE ● high
116.228.102.160/28 SWK APNIC ASSIGNED NON-PORTABLE ● high
116.236.185.32/29 SWK APNIC ASSIGNED NON-PORTABLE ● high
116.236.189.48/29 SWK APNIC ASSIGNED NON-PORTABLE ● high
116.246.22.152/29 SWK APNIC ASSIGNED NON-PORTABLE ● high
116.247.90.32/30 SWK APNIC ASSIGNED NON-PORTABLE ● high
145.253.179.232/29 SWK-NET RIPE ASSIGNED PA ● low
194.94.196.0/24 SWK-NET RIPE ASSIGNED PA ● low
195.136.49.197 – 195.136.49.198 SWK-NET RIPE ASSIGNED PA ● low
195.216.29.216/30 SWK RIPE ASSIGNED PA ● low

Footprint over time

20 weekly snapshots · JSON
12 +2 netblocks since 2026-07-05
2026-07-05 peak 12 2026-11-08

Other domains hosted in this network

what's this?
klassik-stiftung.de

Network trust

what's this?
RPKI hygiene: B how networks compare →
83.3% of checked blocks have valid RPKI ROA coverage (10 of 12)
No discrepancies found among checked blocks.
Routed via provider/NREN (1)

These blocks are cryptographically authorized for this organisation's national research & education network or transit provider — expected topology for an institution that routes through it, not a discrepancy.

194.94.196.0/24 /24 routed via AS680 — DFN (Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.)

NIC Handles

AC1591-AP ARCOR-MNT AS26164 AS6778-MNT AS8426-MNT CORTE158-ARIN CORTE158-ARIN CORTE158-ARIN CORTE158-ARIN CORTE158-ARIN CTO155-ARIN CTO155-ARIN +21 more