ACI

Data as of 2026-07-26
BGP inherited
Cluster stats
Netblocks19 · 2,148 IPv4 addresses
IPv6 1 prefix (largest 2001:4c58:1::/48)
Registered in Poland (9) · Croatia (2) · Portugal (2) · United Kingdom (2) · Italy (1) · Germany (1)
All fragments 116 blocks across 26 clusters
Cluster ID214450039
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 10 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

6 weekly snapshots · JSON
19 0 netblocks since 2026-07-05
2026-07-05 peak 19 2026-07-26

IP Ranges (19)

⬇ export CSV
CIDR Org name Registry Status Confidence
62.28.86.152/29 ACI-NET RIPE ASSIGNED PA ● low
62.28.249.136/30 ACI-NET RIPE ASSIGNED PA ● low
62.217.38.208/28 aci-gmbh-net RIPE ASSIGNED PA ● low
77.44.63.112/29 ACI-NET RIPE ASSIGNED PA ● low
94.82.107.0/28 ACI RIPE ASSIGNED PA ● low
185.130.108.0/23 ACI RIPE ASSIGNED PA ● low
194.70.73.220/30 ACI RIPE ASSIGNED PA ● low
195.29.92.0/28 ACI RIPE ASSIGNED PA ● low
195.29.155.12/30 ACI RIPE ASSIGNED PA ● low
212.14.0.0 – 212.14.0.17 ACI RIPE ASSIGNED PA ● low
212.14.0.20 – 212.14.0.75 ACI RIPE ASSIGNED PA ● low
212.14.0.84 – 212.14.0.151 ACI RIPE ASSIGNED PA ● low
212.14.0.160 – 212.14.0.233 ACI RIPE ASSIGNED PA ● low
212.14.0.240 – 212.14.1.95 ACI RIPE ASSIGNED PA ● low
212.14.1.112 – 212.14.4.255 ACI RIPE ASSIGNED PA ● low
212.14.58.192/27 ACI RIPE ASSIGNED PA ● low
213.53.147.0/27 ACI RIPE ASSIGNED PA ● low
213.155.160.0/24 ACI RIPE ASSIGNED PA ● low
2001:4c58:1::/48 ACI RIPE ASSIGNED ● low

IPv6 ranges (1)

CIDR
2001:4c58:1::/48

Network trust

what's this?
RPKI hygiene: B how networks compare →
84.2% of checked blocks have valid RPKI ROA coverage (16 of 19)
Possible discrepancies (3)

These blocks are registered to ACI 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.

2001:4c58:1::/48 /48 authorized for AS8286 — Zachodniopomorski Uniwersytet Technologiczny w Szczecinie, Akademickie Centrum Informatyki
212.14.1.112 – 212.14.4.255 /22 authorized for AS8286 — Zachodniopomorski Uniwersytet Technologiczny w Szczecinie, Akademickie Centrum Informatyki
213.155.160.0/24 /24 authorized for AS13119 — Zachodniopomorski Uniwersytet Technologiczny w Szczecinie, Akademickie Centrum Informatyki

NIC Handles

ACI-MNT-POLAND AS15525-MNT AS5413-MNT DUMY-RIPE DUMY-RIPE HPT-MNT INTERB-MNT NLNET-MNT VODAFONE-WORLDWIDE-MNTNER VT-MNT