IPv4 prefix
199.88.64.0/21
- IP Prefix (CIDR)
- 199.88.64.0/21
- Subnet Mask
- 255.255.248.0
- Address Count
- 2,048
- Owner
- County of Marin
- Handle
- COUNTY-31
- Address
- 3501 Civic Center Drive San Rafael CA 94903 United States
- Registry
- ARIN
- Registered Prefix
- 199.88.64.0/18 (199.88.64.0 - 199.88.127.255)
| Announced Prefix | Relationship | Origin ASN | Description | Country | First Address | Last Address |
|---|---|---|---|---|---|---|
| 199.88.64.0/21 | Exact | AS10309 | County of Marin |
United States of America (US)
|
199.88.64.0 | 199.88.71.255 |