TWS Technologies B.V.
ORG-TTB7-RIPE
Cluster stats
Netblocks16
All fragments 903,420 blocks across 3,354 clusters
Cluster ID195630792
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 3 shared RIR contact/maintainer handles
Registry names 1 distinct registrant name across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (16)

⬇ export CSV
CIDR Org name Registry Status Confidence
2a00:1bc8::/32 UNKNOWN RIPE ALLOCATED-BY-LIR ● high
89.106.160.0/24 UNKNOWN RIPE ASSIGNED PA ● medium
89.106.161.0/24 UNKNOWN RIPE ASSIGNED PA ● medium
89.106.162.0/24 UNKNOWN RIPE ASSIGNED PA ● medium
89.106.163.0/24 UNKNOWN RIPE ASSIGNED PA ● medium
89.106.164.0/24 UNKNOWN RIPE ASSIGNED PA ● medium
89.106.166.0/24 UNKNOWN RIPE ASSIGNED PA ● medium
89.106.167.0/24 UNKNOWN RIPE ASSIGNED PA ● medium
139.28.112.0/24 UNKNOWN RIPE ASSIGNED PA ● medium
139.28.113.0/24 UNKNOWN RIPE ASSIGNED PA ● medium
139.28.114.0/24 UNKNOWN RIPE ASSIGNED PA ● medium
139.28.115.0/24 UNKNOWN RIPE ASSIGNED PA ● medium
185.3.176.0/24 UNKNOWN RIPE ASSIGNED PA ● medium
185.3.177.0/24 UNKNOWN RIPE ASSIGNED PA ● medium
185.3.178.0/24 UNKNOWN RIPE ASSIGNED PA ● medium
185.3.179.0/24 UNKNOWN RIPE ASSIGNED PA ● medium

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (16 of 16)
Possible discrepancies (16)

These blocks are registered to TWS Technologies B.V. but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2a00:1bc8::/32 /32 authorized for AS21221 — Infopact Netwerkdiensten B.V.
139.28.112.0/24 /24 authorized for AS21221 — Infopact Netwerkdiensten B.V.
139.28.113.0/24 /24 authorized for AS21221 — Infopact Netwerkdiensten B.V.
139.28.114.0/24 /24 authorized for AS21221 — Infopact Netwerkdiensten B.V.
139.28.115.0/24 /24 authorized for AS21221 — Infopact Netwerkdiensten B.V.
185.3.176.0/24 /24 authorized for AS21221 — Infopact Netwerkdiensten B.V.
185.3.177.0/24 /24 authorized for AS21221 — Infopact Netwerkdiensten B.V.
185.3.178.0/24 /24 authorized for AS21221 — Infopact Netwerkdiensten B.V.
185.3.179.0/24 /24 authorized for AS21221 — Infopact Netwerkdiensten B.V.
89.106.161.0/24 /24 authorized for AS21221 — Infopact Netwerkdiensten B.V.
89.106.160.0/24 /24 authorized for AS21221 — Infopact Netwerkdiensten B.V.
89.106.162.0/24 /24 authorized for AS21221 — Infopact Netwerkdiensten B.V.
89.106.163.0/24 /24 authorized for AS21221 — Infopact Netwerkdiensten B.V.
89.106.164.0/24 /24 authorized for AS21221 — Infopact Netwerkdiensten B.V.
89.106.166.0/24 /24 authorized for AS21221 — Infopact Netwerkdiensten B.V.
+1 more — see the REST API

NIC Handles

DUMY-RIPE DUMY-RIPE mdewolff