u1host Amsterdam
Cluster stats
Netblocks32
All fragments 117 blocks across 3 clusters
Cluster ID191690954
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 5 shared RIR contact/maintainer handles
Registry names 1 distinct registrant name across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (32)

⬇ export CSV
CIDR Org name Registry Status Confidence
2.26.114.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
2.27.8.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
2.27.46.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
64.188.75.0/24 u1host Amsterdam RIPE SUB-ALLOCATED PA ● high
64.188.94.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
64.188.95.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
64.188.96.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
64.188.97.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
64.188.113.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
64.188.117.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
64.188.126.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
77.91.87.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
77.239.102.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
77.239.103.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
77.239.122.0/24 u1host Amsterdam RIPE SUB-ALLOCATED PA ● high
144.31.26.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
144.31.65.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
144.31.70.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
144.31.72.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
144.31.78.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
144.31.86.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
144.31.105.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
144.31.121.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
144.31.137.0/24 u1host Amsterdam RIPE SUB-ALLOCATED PA ● high
144.31.199.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
144.31.227.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
144.31.229.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
144.31.247.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
144.31.252.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
144.31.253.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
185.184.123.0/24 u1host Amsterdam RIPE ASSIGNED PA ● high
2a01:ecc0:200::/42 u1host Amsterdam RIPE ASSIGNED ● high

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (32 of 32)
Possible discrepancies (32)

These blocks are registered to u1host Amsterdam 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.

2a01:ecc0:200::/42 /42 authorized for AS213877 — U1 DIGITAL SERVICES LTD
185.184.123.0/24 /24 authorized for AS213877 — U1 DIGITAL SERVICES LTD
64.188.96.0/24 /24 authorized for AS213877 — U1 DIGITAL SERVICES LTD
64.188.97.0/24 /24 authorized for AS213877 — U1 DIGITAL SERVICES LTD
64.188.75.0/24 /24 authorized for AS213877 — U1 DIGITAL SERVICES LTD
77.239.122.0/24 /24 authorized for AS213877 — U1 DIGITAL SERVICES LTD
64.188.126.0/24 /24 authorized for AS213877 — U1 DIGITAL SERVICES LTD
64.188.94.0/24 /24 authorized for AS213877 — U1 DIGITAL SERVICES LTD
64.188.95.0/24 /24 authorized for AS213877 — U1 DIGITAL SERVICES LTD
144.31.26.0/24 /24 authorized for AS213877 — U1 DIGITAL SERVICES LTD
144.31.199.0/24 /24 authorized for AS213877 — U1 DIGITAL SERVICES LTD
144.31.137.0/24 /24 authorized for AS213877 — U1 DIGITAL SERVICES LTD
144.31.65.0/24 /24 authorized for AS213877 — U1 DIGITAL SERVICES LTD
144.31.70.0/24 /24 authorized for AS213877 — U1 DIGITAL SERVICES LTD
144.31.72.0/24 /24 authorized for AS213877 — U1 DIGITAL SERVICES LTD
+17 more — see the REST API

NIC Handles

DUMY-RIPE DUMY-RIPE ORG-UL290-RIPE lir-us-acedatacenter-1-MNT u1host-mnt