Data as of Nov 8, 2026
66.231.29.0/24
No anonymizer space · no proxy exits in 30 daysSDN Communications
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 66.231.0.0/19 since May 2005 | AS13576 | Residential | 49 4 always on | SDN Communications |
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 |
|---|---|---|---|---|---|---|
| 66.231.0.0/19 | 8,192 | SDN-66-231-0-0 | SDN Communications (SDN) · US | Direct Allocation | Feb 11, 2002 | arin. |
| └ 66.231.29.0/24 | 256 | 0-29-231-66-STURD-1 | Sturdevant's (STURD-1) · US | Reassigned | Apr 19, 2017 | — |
Network & registry
Registry
Holder
- Organization
- SDN Communications
- Handle
- SDN
- Range
- 66.
231. 0. 0/ 19 - Registration type
- Direct Allocation
- Record created
- Feb 11, 2002
Origin network
AS13576
US
- Name
- SDN Communications
- Type
- Internet provider
- Registered
- Jul 8, 1999
- Domain
- sdncommunications.com
- Website
- www.sdncommunications.com
- 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
- Oct 2019
- Current origin since
- Oct 2019 · 7.1 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 66.231.29.0/24 | AS13576 | /24 | ARIN | RPKI valid |
| 66.231.0.0/19 | AS13576 | /19 | ARIN | Too specific |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS13576 | ARIN | SDN Communications customer Sturdevants | MNT-SDN | Nov 22, 2024 |
Whois
Registration for this announcement
- Range
- 66.
231. 29. 0/ 24 - Netname
- 0-29-231-66-STURD-1
- Registrant
- Sturdevant's
- Organization
- Sturdevant's (STURD-1)
- Org address
- 2605 S. Shirley Ave, Sioux Falls, SD, 57106
- Org country
- US
- Type
- Reassigned
- Handle
- NET-66-231-29-0-1
- Parent
- NET-66-231-0-0-1
- Created
- Apr 19, 2017
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 11, 2002
- Status
- assigned
Report abuse
Abuse contact
- arin.
cust. abuse@ sdncommunications. com - Name
- SDN Customer Abuse
- Phone
- +1-605-978-3548
- Handle
- SCA264-ARIN