Data as of Nov 14, 2026
23.128.136.0/24
No anonymizer space · no proxy exits in 30 daysRock Island Communications
Network & registry
Origin network
AS3742
US
- Name
- Rock Island Communications
- Type
- Internet provider
- Registered
- Jul 22, 2025
- Domain
- semaphore.com
- Website
- www.semaphore.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jun 2023
- Current origin since
- Sep 2025 · 1.2 yr
- Origin networks
- 2
- Last change of origin
- Sep 2025
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 23.
128. 136. 0/ 24 - Netname
- ROCKISLAND-46-1
- Registrant
- Rock Island Communications
- Organization
- Rock Island Communications (INL-46)
- Org address
- 208 Enchanted Forest Rd, Suite D, Eastsound, WA, 98245
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-23-128-136-0-1
- Parent
- NET-23-0-0-0-0
- Created
- Nov 16, 2021
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 16, 2021
- Status
- assigned
Report abuse
Abuse contact
- noc@
rockisland. com - Name
- NOC
- Phone
- +1-360-378-5884
- Handle
- NOC32560-ARIN