Data as of Nov 13, 2026
57.138.0.0/24
No anonymizer space · no proxy exits in 30 daysDobson Technologies - Transport and Telecom Solutions, LLC
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 |
|---|---|---|---|---|---|---|
| 57.138.0.0/16 | 65,536 | DTTTSL | Dobson Technologies - Transport and Telecom Solutions, LLC (DTTTSL) · US | Direct Allocation | Jul 18, 2022 | tclaydon@ |
| └ 57.138.0.0/24 | 256 | DF-LWTNOKXA-FTTH-STATIC-NET | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 57.138.0.0/16
- Prefix
- 57.138.0.0/16
- Announced by
- AS30029 Dobson Technologies - Transport and Telecom Solutions, LLC
- Type
- Residential
- Proxy exits
- 1,562
- Always-on exits
- 179
- RPKI
- RPKI valid
- Netname
- DTTTSL
- Registrant
- Dobson Technologies - Transport and Telecom Solutions, LLC
- RIR
- ARIN
Origin network
AS30029
US
- Name
- Dobson Technologies - Transport and Telecom Solutions, LLC
- Type
- Internet provider
- Registered
- Jul 2, 2003
- Domain
- dobson.net
- Website
- dobson.net
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 57.138.0.0/16
57.138.0.0/16
Routing history
- Pattern
- Stable
- First seen
- Jul 2022
- Current origin since
- Jul 2022 · 4.3 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 57.138.0.0/16 | AS30029 | /24 | ARIN | RPKI valid |
| 57.138.0.0/16 | AS400662 | /24 | ARIN | Another network |
| 57.138.0.0/16 | AS400666 | /24 | ARIN | Another network |
IRR
Route objects on 57.138.0.0/16
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS30029 | ARIN | Dobson Technologies - Transport and Telecom Solutions, LLC | MNT-DTTTSL | Feb 20, 2026 |
| AS400662 not the origin | ARIN | Dobson Technologies - Transport and Telecom Solutions, LLC | MNT-DTTTSL | Feb 17, 2026 |
| AS400666 not the origin | ARIN | Dobson Technologies - Transport and Telecom Solutions, LLC | MNT-DTTTSL | Feb 17, 2026 |
Whois
Registration for this announcement
- Range
- 57.
138. 0. 0/ 16 - Netname
- DTTTSL
- Registrant
- Dobson Technologies - Transport and Telecom Solutions, LLC
- Organization
- Dobson Technologies - Transport and Telecom Solutions, LLC (DTTTSL)
- Org address
- 14101 Wireless Way, Ste 300, Oklahoma City, OK, 73134
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-57-138-0-0-1
- Parent
- NET-57-0-0-0-1
- Created
- Jul 18, 2022
- RIR
- ARIN
- Country
- US
- Delegated
- Jul 18, 2022
- Status
- assigned
Report abuse
Abuse contact
- tclaydon@
dobson. net - Name
- Thomas L Claydon
- Phone
- +1-405-242-1084
- Handle
- TLC3-ARIN