FRESENIUS MEDICAL CARE HOLDINGS, INC.
FRESENIUS MEDICAL CARE HOLDINGS, INC
GLEIF verified
LEI
XTHT88D08CLK11B3GJ82
Registered name
FRESENIUS MEDICAL CARE HOLDINGS, INC.
Jurisdiction
Ultimate parent
Fresenius Medical Care AG
549300CP8NY40UP89Q40
Cluster stats
Netblocks52
All fragments 192 blocks across 30 clusters
Cluster ID191603503
RegistryAPNIC
Owner jurisdictionUS-NY
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI XTHT88D08CLK11B3GJ82
Shared handles clustered on 37 shared RIR contact/maintainer handles
Registry names 24 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
52 0 netblocks since 2026-07-05
2026-07-05 peak 52 2026-07-06

IP Ranges (52)

showing 50 of 52 — see all⬇ export CSV
CIDR Org name Registry Status Confidence
12.172.67.0/24 FRESENIUS MEDICAL CARE HOLDINGS, INC BGP ANNOUNCED ● high
67.132.8.0/24 FRESENIUS MEDICAL CARE HOLDINGS, INC BGP ANNOUNCED ● high
72.166.43.0/24 FRESENIUS MEDICAL CARE HOLDINGS, INC BGP ANNOUNCED ● high
91.220.18.0/24 Fresenius Medical Care Polska SA RIPE ASSIGNED PI ● high
91.220.18.0/24 Fresenius Medical Care Polska SA BGP ANNOUNCED ● high
144.121.61.0/24 FRESENIUS MEDICAL CARE HOLDINGS, INC BGP ANNOUNCED ● high
188.214.124.0/24 FRESENIUS MEDICAL CARE ROMANIA SRL BGP ANNOUNCED ● high
199.38.52.0/22 FRESENIUS MEDICAL CARE HOLDINGS, INC BGP ANNOUNCED ● high
199.38.52.0/24 FRESENIUS MEDICAL CARE HOLDINGS, INC BGP ANNOUNCED ● high
212.98.139.112/29 Fresenius_ME RIPE ASSIGNED PA ● high
5.61.70.0/23 FRESENIUS-USA RIPE ASSIGNED PA ● low
62.6.219.176/29 FRESENIUS-MEDICAL RIPE ASSIGNED PA ● low
62.176.119.128/29 Fresenius_Medical_Care_EOOD_Gabrovo RIPE ASSIGNED PA ● low
62.209.53.80/30 FRESENIUS_MEDICAL_CARE_HOLDINGS_INC RIPE ASSIGNED PA ● low
62.209.53.88/29 FRESENIUS_MEDICAL_CARE_HOLDINGS_INC RIPE ASSIGNED PA ● low
80.18.191.200/29 FRESENIUS-MEDICAL-CARE-HOLDING-SPA RIPE ASSIGNED PA ● low
80.124.79.0/30 FRESENIUS_MEDICAL_CARE_GROUPE_FRANC_I3874-00034-002 RIPE ASSIGNED PA ● low
81.112.149.168/29 FRESENIUS-MEDICAL-CARE-HOLDING-S-P-A RIPE ASSIGNED PA ● low
81.128.234.104/29 FRESENIUS-MEDICAL RIPE ASSIGNED PA ● low
85.114.43.208/29 FRESENIUS-HR RIPE ASSIGNED PA ● low
89.227.224.144/29 FRESENIUS_MEDICAL_CARE_GROUPE_FRANC-I3874-00058-002 RIPE ASSIGNED PA ● low
109.3.219.220/30 FRESENIUS-MEDICAL-CARE-GROUPE-FRANC_I3874-00002-002 RIPE ASSIGNED PA ● low
109.3.219.228/30 FRESENIUS-MEDICAL-CARE-GROUPE-FRANC_I3874-00003-002 RIPE ASSIGNED PA ● low
109.159.199.0/28 FRESENIUS-MEDICAL RIPE ASSIGNED PA ● low
113.28.165.96/27 FRESENIUS-HK APNIC ASSIGNED NON-PORTABLE ● low
122.160.99.72/30 FRESENIUS_MEDICAL_CARE_INDIA_PVT_LTD APNIC ALLOCATED NON-PORTABLE ● low
122.160.100.224/30 FRESENIUS_MEDICAL_CARE_INDIA_PVT_LTD APNIC ALLOCATED NON-PORTABLE ● low
128.106.60.112/28 FRESENIUS-MEDICAL-SG APNIC ALLOCATED NON-PORTABLE ● low
188.214.124.0/24 FRESENIUS-MEDICAL-CARE-ROMANIA-SRL RIPE ASSIGNED PA ● low
194.73.84.16/28 FRESENIUS-MEDICAL-CARE RIPE ASSIGNED PA ● low
194.73.231.120/29 FRESENIUS-MEDICAL RIPE ASSIGNED PA ● low
195.205.135.56/29 FRESENIUS-MEDICAL-CARE-POLSKA RIPE ASSIGNED PA ● low
212.222.15.80/28 FRESENIUS-MEDICAL-CARE-GTT RIPE ASSIGNED PA ● low
212.222.94.112/28 FRESENIUS-MEDICAL-CARE-GTT RIPE ASSIGNED PA ● low
213.121.163.208/29 FRESENIUS-MEDICAL RIPE ASSIGNED PA ● low
213.137.180.192/29 fresenius_medical_care_uk_ltd_btr RIPE ASSIGNED PA ● low
213.137.180.232/29 fresenius_medical_care_uk_ltd_btr RIPE ASSIGNED PA ● low
213.137.180.240/29 fresenius_medical_care_uk_ltd_btr RIPE ASSIGNED PA ● low
213.168.225.20/30 FRESENIUS_MEDICAL_CARE_HOLDINGS_INC RIPE ASSIGNED PA ● low
213.168.241.240/29 FRESENIUS_MEDICAL_CARE_HOLDINGS_INC RIPE ASSIGNED PA ● low
217.38.238.32/28 FRESENIUS-MEDICAL RIPE ASSIGNED PA ● low
217.38.238.96/28 FRESENIUS-MEDICAL RIPE ASSIGNED PA ● low
2001:668:1f:fd11::/64 FRESENIUS-MEDICAL-CARE-GTT RIPE ASSIGNED ● low
2001:668:1f:feca::/64 FRESENIUS-MEDICAL-CARE-GTT RIPE ASSIGNED ● low
2a00:2381:e303::/48 FRESENIUS-MEDICAL RIPE AGGREGATED-BY-LIR ● low
2a00:2381:e303::/56 FRESENIUS-MEDICAL RIPE ASSIGNED ● low
2a00:2381:e303:100::/56 FRESENIUS-MEDICAL RIPE ASSIGNED ● low
2a00:2381:e303:200::/56 FRESENIUS-MEDICAL RIPE ASSIGNED ● low
2a00:2381:e303:300::/56 FRESENIUS-MEDICAL RIPE ASSIGNED ● low
2a00:2381:e303:500::/56 FRESENIUS-MEDICAL RIPE ASSIGNED ● low

Network trust

what's this?
RPKI hygiene: C how networks compare →
76.9% of checked blocks have valid RPKI ROA coverage (40 of 52)
Possible discrepancies (8)

These blocks are registered to FRESENIUS MEDICAL CARE HOLDINGS, INC 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.

2a00:2381:e303::/48 /48 authorized for AS2856 — British Telecommunications PLC
2a00:2381:e303:100::/56 /56 authorized for AS2856 — British Telecommunications PLC
2a00:2381:e303::/56 /56 authorized for AS2856 — British Telecommunications PLC
2a00:2381:e303:200::/56 /56 authorized for AS2856 — British Telecommunications PLC
2a00:2381:e303:300::/56 /56 authorized for AS2856 — British Telecommunications PLC
2a00:2381:e303:500::/56 /56 authorized for AS2856 — British Telecommunications PLC
2a00:2381:e303:600::/56 /56 authorized for AS2856 — British Telecommunications PLC
2a00:2381:e303:700::/56 /56 authorized for AS2856 — British Telecommunications PLC

NIC Handles

AP706-AP AS2068-AP AS27015 AS3257-IPAM-MNT AS51750 AS62030 BNA2-AP BT95-ADM BTNET-MNT DEL2-AP DEL2-AP DUMY-RIPE +25 more