Data as of Nov 10, 2026
158.70.136.0/22
No anonymizer space · no proxy exits in 30 daysU.S. Dept. of Health and Human Services
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 158.70.136.0/24 since Aug 2016 | AS7046 | Unknown | U.S. Dept. of Health and Human Services | |
| 158.70.137.0/24 since Aug 2016 | AS7046 | Unknown | U.S. Dept. of Health and Human Services | |
| 158.70.138.0/24 since Aug 2016 | AS7046 | Unknown | U.S. Dept. of Health and Human Services | |
| 158.70.139.0/24 since Aug 2016 | AS7046 | Unknown | U.S. Dept. of Health and Human Services |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 158.70.0.0/16 | 65,536 | NET-HHS1 | U.S. Dept. of Health and Human Services (UDHHS) · US | Direct Allocation | Feb 15, 1992 | — |
| └ 158.70.136.0/22 | 1,024 | DHHS-OIG-NETWORK | U.S. Dept. of Health & Human Service/Office of Inspector General (C02269801) · US | Reassigned | Jul 7, 2009 | — |
Network & registry
Announced by
Covering announcement 158.70.0.0/16
- Prefix
- 158.70.0.0/16
- Announced by
- AS26810 U.S. Dept. of Health and Human Services
- Type
- Business
- RPKI
- No RPKI
- Netname
- NET-HHS1
- Registrant
- U.S. Dept. of Health and Human Services
- RIR
- ARIN
Origin network
AS26810
US
- Name
- U.S. Dept. of Health and Human Services
- Type
- Education
- Registered
- Nov 25, 2002
- Domain
- hhs.gov
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 158.70.0.0/16
158.70.0.0/16
Routing history
- Pattern
- Stable
- First seen
- Jan 2020
- Current origin since
- Jan 2020 · 6.8 yr
- Origin networks
- 2
- Last change of origin
- Apr 2020
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 158.
70. 0. 0/ 16 - Netname
- NET-HHS1
- Registrant
- U.S. Dept. of Health and Human Services
- Organization
- U.S. Dept. of Health and Human Services (UDHHS)
- Org address
- HHS/ASA/OCIO, Rockville, MD, 20852
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-158-70-0-0-1
- Parent
- NET-158-0-0-0-0
- Created
- Feb 15, 1992
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 15, 1992
- Status
- assigned
Report abuse
Abuse contact
- abuse@
hhs. gov - Name
- Abuse
- Phone
- +1-301-443-2893
- Handle
- ABUSE5037-ARIN