Data as of Nov 8, 2026
104.234.36.0/23
No anonymizer space · no proxy exits in 30 daysBack Waves Limited · space held by Velcom
Announcement
this exact prefix
RPKI valid
Announced by
Type
Unknown
Risk
40 / 100 · Medium
Leased space
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
104.234.36.0/23
From the registry to its use
- Oct 27, 2014Registry recordVelcomDirect Allocation104.234.0.0/16
- Jun 9, 2022– Aug 19, 2022
- Sep 1, 2022– Oct 18, 2022
- Oct 7, 2022– Apr 16, 2023
- Jun 4, 2023– Sep 19, 2023
- Jan 7, 2025ReallocatedInternet Utilities NA LLCReallocated104.234.0.0/17
- Feb 17, 2025– Apr 5, 2025
- Apr 6, 2025– May 18, 2026
- May 7, 2026– today
- May 10, 2026AssignedInternet Utilities NA LLCReassigned104.234.36.0/23
- May 11, 2026Route objectIPXORADB route object for AS153371 Back Waves Limited, maintainer MAINT-AS834
- May 11, 2026Route objectIPXOARIN route object for AS153371 Back Waves Limited, maintainer MNT-DCL-577
- Jun 29, 2026Route objectIPXORADB route object for AS149513 Vertex Connectivity LLC, maintainer MAINT-AS834
- Jun 29, 2026Route objectIPXOARIN route object for AS149513 Vertex Connectivity LLC, maintainer MNT-DCL-577
- todayLeased fromIPXOIP broker
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 |
|---|---|---|---|---|---|---|
| 104.234.0.0/16 | 65,536 | VELCOM-16 | Velcom (ONTAR-40) · CA | Direct Allocation | Oct 27, 2014 | abuse@ |
| └ 104.234.0.0/17 | 32,768 | 104-234-0-0-17 | IPXO LLC (IL-845) · US | Reallocated | May 8, 2022 | abuse@ |
| └ 104.234.0.0/17 | 32,768 | NETUTILS | Internet Utilities NA LLC (DCL-577) · US | Reallocated | Jan 7, 2025 | report@ |
| └ 104.234.36.0/23 | 512 | NET-104-234-36-0-23 | unknown | Reassigned | May 10, 2026 | report@ via 104-234-0-0-17 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
IPv4 market
Holder
- Organization
- Velcom
- Handle
- ONTAR-40
- Range
- 104.
234. 0. 0/ 16 - Registration type
- Direct Allocation
- Record created
- Oct 27, 2014
- Reallocated to
- Internet Utilities NA LLC (DCL-577)
- Reallocated range
- 104.
234. 0. 0/ 17 - Reallocated
- Jan 7, 2025
Origin network
AS153371
HK
- Name
- Back Waves Limited
- Type
- Internet provider
- Registered
- Oct 17, 2024
- Domain
- backwaves.ltd
- Website
- www.backwaves.ltd
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jun 2022
- Current origin since
- May 2026 · 6 mo
- Origin networks
- 6
- Last change of origin
- May 2026
Recorded history
History
- Handoffs
- 6
RPKI
Route origin authorizations
Whois
Registration for this announcement
- Range
- 104.
234. 36. 0/ 23 - Netname
- NET-104-234-36-0-23
- Registrant
- Internet Utilities NA LLC
- Organization
- Internet Utilities NA LLC (DCL-577)
- Org address
- 2711 Centerville Road, Wilmington, DE, 19808
- Org country
- US
- Type
- Reassigned
- Handle
- NET-104-234-36-0-1
- Parent
- NET-104-234-0-0-3
- Created
- May 10, 2026
- RIR
- ARIN
- Country
- CA
- Delegated
- Oct 27, 2014
- Status
- assigned
Report abuse
Abuse contact
- report@
abuseradar. com - Name
- Internet Utilities Abuse
- Phone
- +1-650-934-1667
- Handle
- IUA-ARIN