ZSM
Cluster stats
Netblocks19
All fragments 24 blocks across 6 clusters
Cluster ID191781318
RegistryAPNIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 11 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (19)

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CIDR Org name Registry Status Confidence
59.37.162.32/32 ZSM APNIC Allocated non-portable ● low
89.171.84.72/29 ZSM RIPE ASSIGNED PA ● low
93.117.194.181/32 ZSM RIPE ASSIGNED PA ● low
93.117.194.202/32 ZSM RIPE ASSIGNED PA ● low
93.117.254.200/30 ZSM RIPE ASSIGNED PA ● low
93.117.254.204/30 ZSM RIPE ASSIGNED PA ● low
93.117.254.208/30 ZSM RIPE ASSIGNED PA ● low
93.117.254.212/30 ZSM RIPE ASSIGNED PA ● low
93.117.254.216/30 ZSM RIPE ASSIGNED PA ● low
93.117.254.220/30 ZSM RIPE ASSIGNED PA ● low
93.117.254.224/30 ZSM RIPE ASSIGNED PA ● low
93.117.254.228/30 ZSM RIPE ASSIGNED PA ● low
93.117.254.232/30 ZSM RIPE ASSIGNED PA ● low
159.100.70.80/30 ZSM RIPE LEGACY ● low
192.124.239.0/24 ZSM RIPE LEGACY ● low
195.37.167.0/24 ZSM RIPE ASSIGNED PA ● low
2a0f:7540:ff00::/48 ZSM-NET RIPE ASSIGNED ● low
2a14:7580:ff38::/48 ZSM RIPE ASSIGNED ● low
2a14:7580:ff39::/48 ZSM RIPE ASSIGNED ● low

Network trust

what's this?
RPKI hygiene: B how networks compare →
94.7% of checked blocks have valid RPKI ROA coverage (18 of 19)
Possible discrepancies (4)

These blocks are registered to ZSM but cryptographically authorized for a different, unrelated network (3 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2a0f:7540:ff00::/48 /48 authorized for AS58012 — Nanida Cloud Kft.
2a14:7580:ff38::/48 /48 authorized for AS134127 — PT Zona Sejahtera Mandiri
2a14:7580:ff39::/48 /48 authorized for AS134127 — PT Zona Sejahtera Mandiri
195.37.167.0/24 /24 authorized for AS680 — Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.

NIC Handles

AS151544-MNT DFN-LIR-MNT DFN-NTFY DUMY-RIPE DUMY-RIPE IC83-AP JM-AP MAINT-CHINANET-GD NANIDA-MNT NETIA-MNT TNF-MNT