Holcim Romania SA
BGP inherited
Cluster stats
Netblocks43
All fragments 100 blocks across 30 clusters
Cluster ID191775407
RegistryAPNIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 42 shared RIR contact/maintainer handles
Registry names 14 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
43 0 netblocks since 2026-07-05
2026-07-05 peak 43 2026-07-06

IP Ranges (43)

⬇ export CSV
CIDR Org name Registry Status Confidence
116.12.169.224/29 HOLCIM-SG APNIC ASSIGNED NON-PORTABLE ● high
161.68.0.0/16 Holcim (US), Inc. ARIN ● high
193.46.70.0/24 Holcim Romania SA RIPE ASSIGNED PI ● high
193.46.70.0/24 Holcim Romania SA BGP ANNOUNCED ● high
194.147.102.0/23 Holcim (Schweiz) AG RIPE ASSIGNED PI ● high
46.218.192.27/32 HOLCIM RIPE ASSIGNED PA ● low
62.87.148.40/29 HOLCIM RIPE ASSIGNED PA ● low
78.11.118.8/29 HOLCIM RIPE ASSIGNED PA ● low
81.12.224.176/28 holcim RIPE ASSIGNED PA ● low
82.193.204.60/30 HOLCIM-HR RIPE ASSIGNED PA ● low
85.128.111.48/30 HOLCIM RIPE ASSIGNED PA ● low
89.171.11.48/29 HOLCIM RIPE ASSIGNED PA ● low
193.173.34.80/28 HOLCIM RIPE ASSIGNED PA ● low
194.152.242.128/29 holcim RIPE ASSIGNED PA ● low
194.152.242.224/29 holcim RIPE ASSIGNED PA ● low
194.152.250.32/29 holcim RIPE ASSIGNED PA ● low
194.209.126.40/29 HOLCIM-NET RIPE ASSIGNED PA ● low
195.29.105.184/30 HOLCIM-HR RIPE ASSIGNED PA ● low
195.29.121.216/29 holcim RIPE ASSIGNED PA ● low
195.29.226.16/29 holcim RIPE ASSIGNED PA ● low
195.29.228.224/29 Holcim RIPE ASSIGNED PA ● low
195.29.228.232/29 HOLCIM RIPE ASSIGNED PA ● low
195.29.228.248/29 holcim RIPE ASSIGNED PA ● low
195.65.16.96/29 HOLCIM-NET RIPE ASSIGNED PA ● low
195.77.245.16/29 HOLCIM RIPE ASSIGNED PA ● low
195.138.129.168/29 HOLCIM-NET3 RIPE ASSIGNED PA ● low
195.138.135.136/30 HOLCIM-NET2 RIPE ASSIGNED PA ● low
195.138.149.48/28 HOLCIM-NET RIPE ASSIGNED PA ● low
195.151.8.248/29 HOLCIM-NET RIPE ASSIGNED PA ● low
202.42.135.72/29 HOLCIM-SG APNIC ASSIGNED NON-PORTABLE ● low
202.42.238.192/27 HOLCIM-SG APNIC ASSIGNED NON-PORTABLE ● low
212.23.132.168/29 HOLCIM-NET RIPE ASSIGNED PA ● low
212.98.35.112/30 HOLCIM-NET RIPE ASSIGNED PA ● low
212.99.42.152/29 HOLCIM RIPE ASSIGNED PA ● low
212.163.4.0/26 HOLCIM RIPE ASSIGNED PA ● low
212.163.17.0/24 HOLCIM RIPE ASSIGNED PA ● low
212.163.207.0/24 HOLCIM RIPE ASSIGNED PA ● low
212.243.2.128/29 HOLCIM-NET RIPE ASSIGNED PA ● low
212.244.228.40/30 HOLCIM RIPE ASSIGNED PA ● low
212.249.56.24/29 HOLCIM-CH RIPE ASSIGNED PA ● low
213.30.168.208/28 HOLCIM RIPE ASSIGNED PA ● low
213.30.175.224/29 HOLCIM RIPE ASSIGNED PA ● low
213.202.76.32/28 holcim-hr RIPE ASSIGNED PA ● low

Network trust

what's this?
RPKI hygiene: C how networks compare →
79.1% of checked blocks have valid RPKI ROA coverage (34 of 43)
Possible discrepancies (3)

These blocks are registered to Holcim Romania SA but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

194.147.102.0/23 /23 authorized for AS3303 — Swisscom (Schweiz) AG
212.163.17.0/24 /24 authorized for AS8903 — LYNTIA NETWORKS S.A.
212.163.207.0/24 /24 authorized for AS8903 — LYNTIA NETWORKS S.A.

NIC Handles

AP930-AP AS12302-MNT AS12810-MNT AS2068-AP AS286-MNT AS3233-MNT AS43461 AS6730-MNT AS702-MNT AT940-AP BGGLOBALONE-MNT CH-UNISOURCE-MNT +30 more