Data as of Nov 3, 2026
199.38.52.0/22
No anonymizer space · no proxy exits in 30 daysFresenius Medical Care Holdings, Inc
Network & registry
Origin network
AS27015
US
- Name
- Fresenius Medical Care Holdings, Inc
- Type
- Business
- Registered
- Jul 29, 2015
- Domain
- freseniusmedicalcare.com
- Industry
- Health Care Services
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2026
- Current origin since
- Mar 2026 · 7 mo
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS27015 | ARIN | 32 Hartwell Ave | MNT-FMCH-4 | Mar 25, 2026 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 199.38.52.0/24 | AS27015 | ARIN | 32 Hartwell Ave | MNT-FMCH-4 | Mar 25, 2026 |
| 199.38.53.0/24 | AS27015 | ARIN | 32 Hartwell Ave | MNT-FMCH-4 | Mar 25, 2026 |
| 199.38.53.0/24 | AS27015 | ALTDB | Proxy registration to prevent harm from ARIN-NONAUTH shutdown | MAINT-AS7034 | Apr 4, 2022 |
| 199.38.54.0/24 | AS27015 | RADB | FRESENIUS MEDICAL CARE HOLDINGS, INC | MAINT-AS27506 | Sep 3, 2025 |
| 199.38.54.0/24 | AS27015 | ARIN | 32 Hartwell Ave | MNT-FMCH-4 | Mar 25, 2026 |
| 199.38.55.0/24 | AS27015 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | Nov 13, 2023 |
| 199.38.55.0/24 | AS27015 | ARIN | 32 Hartwell Ave | MNT-FMCH-4 | Mar 25, 2026 |
Whois
Registration for this announcement
- Range
- 199.38.52.0/22
- Netname
- FRESENIUS-NA
- Registrant
- Fresenius Medical Care Holdings, Inc
- Organization
- Fresenius Medical Care Holdings, Inc (FMCH-4)
- Org address
- 920 Winter Street, Waltham, MA, 02451
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-199-38-52-0-1
- Parent
- NET-199-0-0-0-0
- Created
- Feb 20, 2009
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 20, 2009
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Network Operations
- Phone
- +1-781-699-9000
- Handle
- NETWO2864-ARIN