Data as of Nov 8, 2026
198.190.52.0/22
1 residential-proxy exit · 30 daysHoag Memorial Hospital Presbyterian
Residential-proxy exits
Proxy exits
1
0.10% of its addresses · 30 days
Spread
1 of 4
/24s with at least one exit
Providers
2
selling exits here
Oct 9, 2026 – Nov 7, 2026
Exits seen per day
1 observation
Proxy providers listing exits
- Byteful
- NovaProxy
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 198.190.53.0/24 since Aug 2024 | AS54576 | Business | Hoag Memorial Hospital Presbyterian | ||
| 198.190.54.0/24 since Mar 2024 | AS54576 | Business | 1 | Hoag Memorial Hospital Presbyterian | |
| 198.190.55.0/24 since Aug 2024 | AS54576 | Business | Hoag Memorial Hospital Presbyterian |
Network & registry
Origin network
AS54576
US
- Name
- Hoag Memorial Hospital Presbyterian
- Type
- Business
- Registered
- Sep 17, 2025
- Domain
- hoag.org
- Industry
- Hospitals and Medical Centers
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Aug 2024
- Current origin since
- Aug 2024 · 2.2 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS46887 not the origin | RADB | MAINT-AS27506 | Sep 3, 2025 |
Whois
Registration for this announcement
- Range
- 198.
190. 32. 0 - 198. 190. 59. 255 - Netname
- NETBLK-HOAG-HOSPITAL
- Registrant
- Hoag Memorial Hospital Presbyterian
- Organization
- Hoag Memorial Hospital Presbyterian (HMH-4)
- Org address
- Information Systems, Newport Beach, CA, 92663
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-198-190-32-0-1
- Parent
- NET-198-0-0-0-0
- Created
- Jul 23, 1993
- RIR
- ARIN
- Country
- US
- Delegated
- Jul 23, 1993
- Status
- assigned
Report abuse
Abuse contact
- nadeem.
siddiqui@ hoag. org - Name
- Technical Contract
- Phone
- +1-949-764-8621
- Handle
- TECHN1843-ARIN