Data as of Nov 9, 2026
209.234.156.0/24
No anonymizer space · no proxy exits in 30 daysSan Francisco Health Plan · space held by Level 3 Parent, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 209.234.128.0/18 since Nov 2016 | AS3549 | Internet provider | 2 | Level 3 Parent, LLC |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 209. | 24,576 | TWTC-NETBLK-8 | Level 3 Parent, LLC (LPL-141) · US | Direct Allocation | May 8, 1998 | abuse@ |
| └ 209.234.156.0/24 | 256 | TWTC-SFHP | San Francisco Health Plan (SFHA-2) · US | Reassigned | Jul 11, 2016 | — |
Network & registry
IPv4 market
Holder
- Organization
- Level 3 Parent, LLC
- Handle
- LPL-141
- Range
- 209.
234. 128. 0 - 209. 234. 223. 255 - Registration type
- Direct Allocation
- Record created
- May 8, 1998
Origin network
AS394975
US
- Name
- San Francisco Health Plan
- Type
- Business
- Registered
- Mar 7, 2016
- Domain
- sfhp.org
- Industry
- Community Groups and Nonprofits
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Aug 2016 · 10 yr
- Origin networks
- 2
- Last change of origin
- Aug 2016
Recorded history
History
- Handoffs
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS394975 | ARIN | San Francisco Health Plan | MNT-SFHA-2 | Aug 21, 2026 |
Whois
Registration for this announcement
- Range
- 209.
234. 156. 0/ 24 - Netname
- TWTC-SFHP
- Registrant
- San Francisco Health Plan
- Organization
- San Francisco Health Plan (SFHA-2)
- Org address
- 50 Beale St 12th Floor, San Francisco, CA, 94103
- Org country
- US
- Type
- Reassigned
- Handle
- NET-209-234-156-0-1
- Parent
- NET-209-234-128-0-1
- Created
- Jul 11, 2016
- RIR
- ARIN
- Country
- US
- Delegated
- May 8, 1998
- Status
- assigned
Report abuse
Abuse contact
- acable@
sfhp. org - Name
- Cable, Anthony
- Phone
- +1-415-615-5644
- Handle
- CABLE6-ARIN