Data as of Nov 9, 2026
216.51.251.0/24
1 residential-proxy exit · 30 daysSpencer Municipal Utilities · space held by Aureon Network Services
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
2
selling exits here
Oct 10, 2026 – Nov 8, 2026
Exits seen per day
22 observations
Proxy providers listing exits
- AnyIP
- ColaProxy
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 216.51.128.0/17 since May 2005 | AS5056 | Internet provider | 147 17 always on | Aureon Network Services |
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 |
|---|---|---|---|---|---|---|
| 216.51.128.0/17 | 32,768 | AUREON-BLK10 | Aureon Network Services (INS-50) · US | Direct Allocation | Feb 14, 2001 | abuse@ |
| └ 216.51.251.0/24 | 256 | SMU10-NET-251 | Spencer Municipal Utilities (SMU-10) · US | Reassigned | Aug 3, 2004 | abuse@ |
Network & registry
Registry
Holder
- Organization
- Aureon Network Services
- Handle
- INS-50
- Range
- 216.
51. 128. 0/ 17 - Registration type
- Direct Allocation
- Record created
- Feb 14, 2001
Origin network
AS396878
US
- Name
- Spencer Municipal Utilities
- Type
- Internet provider
- Registered
- May 24, 2018
- Domain
- smunet.net
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2011
- Current origin since
- Nov 2018 · 8.0 yr
- Origin networks
- 3
- Last change of origin
- Nov 2018
Recorded history
History
- Handoffs
- 2
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS396878 | RADB | SMU | MAINT-AS5056 | May 9, 2025 |
Whois
Registration for this announcement
- Range
- 216.
51. 251. 0/ 24 - Netname
- SMU10-NET-251
- Registrant
- Spencer Municipal Utilities
- Organization
- Spencer Municipal Utilities (SMU-10)
- Org address
- 712 North Grand, Spencer, IA, 51301
- Org country
- US
- Type
- Reassigned
- Handle
- NET-216-51-251-0-1
- Parent
- NET-216-51-128-0-1
- Created
- Aug 3, 2004
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 14, 2001
- Status
- assigned
Report abuse
Abuse contact
- abuse@
netins. net - Name
- netINS Network Operations Center
- Phone
- +1-515-830-0345
- Handle
- NNOC17-ARIN