FRESENIUS MEDICAL CARE HOLDINGS, INC
AS27015 is FRESENIUS MEDICAL CARE HOLDINGS, INC (fmc-na.com). It announces 2,048 IPv4 addresses in 5 prefixes, and 0 IPv6 prefixes.
United States· ARIN· allocated 2015-07-29· business
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- United States2,048 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- FMCH-27015
- name
- FRESENIUS MEDICAL CARE HOLDINGS, INC
- org
- FMCH-4
- org name
- FRESENIUS MEDICAL CARE HOLDINGS, INC
- org address
- 920 Winter Street, Waltham, MA, 02451
- org city
- Waltham
- org country
- US
- country
- US
- source
- arin
- created
- 2015-07-29
- updated
- 2015-07-29
- abuse name
- Network Operations
- abuse email
- ipadmin-arin@fmc-na.com
- abuse phone
- +1-781-699-9000
- abuse kind
- role
- abuse city
- Waltham
- abuse country
- US
- admin name
- Network Operations
- admin email
- ipadmin-arin@fmc-na.com
- admin phone
- +1-781-699-9000
- admin kind
- role
- admin city
- Waltham
- admin country
- US
- tech name
- Network Operations
- tech email
- ipadmin-arin@fmc-na.com
- tech phone
- +1-781-699-9000
- tech kind
- role
- tech city
- Waltham
- tech country
- US
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- VPN IP221.07%
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- Carrier IP256AT&T12.50%
- None here
- 0.39%
- None here
- 0.10%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 12.172.67.0/24 | United States | valid | 18 | 2026-10-02 |
| 67.132.8.0/24 | United States | not found | 17 | 2026-10-02 |
| 72.166.43.0/24 | United States | not found | 17 | 2026-10-02 |
| 144.121.61.0/24 | United States | not found | 18 | 2026-10-02 |
| 199.38.52.0/22 | United States | not found | 18 | 2026-10-02 |
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