Data as of Nov 4, 2026
38.135.129.0/24
No anonymizer space · no proxy exits in 30 daysSouth Bay Internet · reallocated from Cogent Communications, LLC
Announcement
this exact prefix
No RPKI
Announced by
Type
Residential
Risk
0 / 100 · Low
Recent change
New origin Jun 2026
its first announcement on record
registry: reallocated to South Bay Internet by Cogent Communications, LLC, Jul 20, 2026
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|---|
| 38.0.0.0/8 | AS174 | Internet provider | IP broker Rackdog (part) | 409,050 77,435 always on | Cogent Communications, LLC |
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 |
|---|---|---|---|---|---|---|
| 38.0.0.0/8 | 16,777,216 | COGENT-A | Cogent Communications, LLC (COGC) · US | Direct Allocation | Apr 16, 1991 | [email protected] |
| └ 38.135.129.0/24 | 256 | SOUTH-BAY-CGNT-NET-1 | South Bay Internet (SBI-58) · US | Reallocated | Jul 20, 2026 | [email protected] |
Network & registry
IPv4 market
Holder
- Organization
- Cogent Communications, LLC
- Handle
- COGC
- Range
- 38.0.0.0/8
- Registration type
- Direct Allocation
- Record created
- Apr 16, 1991
- Legacy
- yes
- Reallocated to
- South Bay Internet (SBI-58)
- Reallocated range
- 38.135.129.0/24
- Reallocated
- Jul 20, 2026
Origin network
AS401236
US
- Name
- South Bay Internet
- Type
- Internet provider
- Registered
- Jul 8, 2024
- Domain
- southbayinternet.co
- 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
- Jun 2026
- Current origin since
- Jun 2026 · 4 mo
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS401236 | RADB | CHTR-SOUTH BAY INTERNET-West-52784 | MAINT-CHTR-WD | Jun 26, 2026 |
Whois
Registration for this announcement
- Range
- 38.135.129.0/24
- Netname
- SOUTH-BAY-CGNT-NET-1
- Registrant
- South Bay Internet
- Organization
- South Bay Internet (SBI-58)
- Org address
- 3350 E 7th St Unit 749, Long Beach, CA, 90804
- Org country
- US
- Type
- Reallocated
- Handle
- NET-38-135-129-0-1
- Parent
- NET-38-0-0-0-1
- Created
- Jul 20, 2026
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 16, 1991
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- South Bay Internet POC
- Phone
- +1-562-434-3323
- Handle
- SBIP-ARIN