Data as of Nov 12, 2026
199.88.76.0/23
No anonymizer space · no proxy exits in 30 daysCounty of Marin
Announcement
this exact prefix
No RPKI
Announced by
Type
Business
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Jul 2026
from AS10309 County of Marin
Network & registry
Origin network
AS22139
US
- Name
- County of Marin
- Type
- Business
- Registered
- Aug 10, 2023
- Industry
- Investment, Portfolio Management, Pensions and Funds
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Nov 2011
- Current origin since
- Jul 2026 · 3 mo
- Origin networks
- 2
- Last change of origin
- Jul 2026
Recorded history
History
- Handoffs
- 5
- Also announced by
- 10309
Whois
Registration for this announcement
- Range
- 199.
88. 64. 0/ 18 - Netname
- MARIN-COUNTY
- Registrant
- County of Marin
- Organization
- County of Marin (COUNTY-31)
- Org address
- 3501 Civic Center Drive, San Rafael, CA, 94903
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-199-88-64-0-1
- Parent
- NET-199-0-0-0-0
- Created
- Mar 28, 1994
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 28, 1994
- Status
- assigned
Report abuse
Abuse contact
- hostmaster@
marincounty. gov - Name
- Hostmaster
- Phone
- +1-415-473-4732
- Handle
- HOSTM1288-ARIN