Data as of Nov 9, 2026
170.110.247.0/24
No anonymizer space · no proxy exits in 30 daysU.S. Department of Commerce, HQ and ITA
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 170.110.0.0/16 since Dec 2017 | AS33343 | Business | U.S. Department of Commerce, HQ and ITA |
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 |
|---|---|---|---|---|---|---|
| 170.110.0.0/16 | 65,536 | ITA-B | U.S. Department of Commerce, HQ and ITA (UDCI-Z) · US | Direct Allocation | Apr 11, 1994 | arinpoc@ |
| └ 170.110.247.0/24 | 256 | DOC-AZURE-BYOIP-CLOUDFLARE | U.S. Department of Commerce, HQ and ITA (UDCI) · US | Reassigned | Jul 25, 2025 | — |
Network & registry
Registry
Holder
- Organization
- U.S. Department of Commerce, HQ and ITA
- Handle
- UDCI-Z
- Range
- 170.
110. 0. 0/ 16 - Registration type
- Direct Allocation
- Record created
- Apr 11, 1994
- Legacy
- yes
Origin network
AS33343
US
- Name
- U.S. Department of Commerce, HQ and ITA
- Type
- Business
- Registered
- Jul 15, 2016
- Domain
- commerce.gov
- Industry
- Government and Regulatory Agencies, Administrations, Departments, and Services
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jul 2023
- Current origin since
- Jul 2025 · 1.3 yr
- Origin networks
- 2
- Last change of origin
- Jul 2025
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 170.110.247.0/24 | AS33343 | /24 | ARIN | RPKI valid |
| 170.110.0.0/16 | AS33343 | /16 | ARIN | Too specific |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS33343 | ARIN | U.S. Department of Commerce, HQ and ITA | MNT-UDCI-Z | Jul 25, 2025 |
Whois
Registration for this announcement
- Range
- 170.
110. 247. 0/ 24 - Netname
- DOC-AZURE-BYOIP-CLOUDFLARE
- Registrant
- U.S. Department of Commerce, HQ and ITA
- Organization
- U.S. Department of Commerce, HQ and ITA (UDCI)
- Org address
- ITA OCIO HCHB 48002, Washington, DC, 20230
- Org country
- US
- Type
- Reassigned
- Handle
- NET-170-110-247-0-1
- Parent
- NET-170-110-0-0-1
- Created
- Jul 25, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 11, 1994
- Status
- assigned
Report abuse
Abuse contact
- arinpoc@
doc. gov - Name
- DOC ARIN POC
- Phone
- +1-202-482-5010
- Handle
- DAP30-ARIN