Data as of Nov 11, 2026
199.102.136.0/21
No anonymizer space · no proxy exits in 30 daysCross Development/Montgomery LP
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 |
|---|---|---|---|---|---|---|
| 199.102.136.0/21 | 2,048 | MWB550 | Cross Development/Montgomery LP (CDL-58) · US | Direct Allocation | Mar 9, 2011 | abuse@ |
| └ 199.102.143.32/27 | 32 | INTERACTIVETEL-DC | unknown | — | — | — |
Network & registry
Origin network
AS11135
US
- Name
- Cross Development/Montgomery LP
- Type
- Hosting
- Registered
- Aug 8, 2005
- Domain
- datajourney.com
- Website
- datajourney.com
- Industry
- Technology Consulting Services
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jul 2011
- Current origin since
- Jul 2011 · 15 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 199.102.136.0/21 | AS11135 | /24 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 199.
102. 136. 0/ 21 - Netname
- MWB550
- Registrant
- Cross Development/Montgomery LP
- Organization
- Cross Development/Montgomery LP (CDL-58)
- Org address
- 550 Club Dr., Montgomery, TX, 77316
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-199-102-136-0-1
- Parent
- NET-199-0-0-0-0
- Created
- Mar 9, 2011
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 9, 2011
- Status
- assigned
Report abuse
Abuse contact
- abuse@
westlandbunker. com - Name
- Abuse
- Phone
- +1-936-582-5950
- Handle
- ABUSE2646-ARIN