Data as of Nov 3, 2026
173.0.4.0/22
Anonymizer · Datacenter proxyCatalyst Host LLC · space held by Host Banda, LLC
Announcement
this exact prefix
RPKI valid
Announced by
Type
Datacenter proxy
Risk
85 / 100 · Critical
IPv4 market
Path
2 · Leased from
not leased
4 · Use
Datacenter proxy
anonymizer space, operator not named
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
173.0.4.0/22
From the registry to its use
- Feb 22, 2016– Apr 28, 2016
- Apr 22, 2016– Jan 2, 2020
- Oct 19, 2022– Nov 18, 2023
- Sep 26, 2024– Oct 19, 2024
- Apr 4, 2025Registry recordHost Banda, LLCDirect Allocation173.0.4.0/22
- Apr 6, 2025– Nov 2, 2026
- Apr 8, 2025Route objectAS393336 Catalyst Host LLCARIN route object for AS393336 Catalyst Host LLC, maintainer MNT-HBL-97
- May 21, 2025ReallocatedRockion LLCReallocated173.0.4.0/22
- Jul 7, 2026Route objectAS2914 NTT America, Inc.ARIN route object for AS2914 NTT America, Inc., maintainer MNT-HBL-97173.0.4.0/24
- Jul 7, 2026Route objectAS2914 NTT America, Inc.ARIN route object for AS2914 NTT America, Inc., maintainer MNT-HBL-97173.0.5.0/24
- Jul 7, 2026Route objectAS2914 NTT America, Inc.ARIN route object for AS2914 NTT America, Inc., maintainer MNT-HBL-97173.0.6.0/24
- Jul 7, 2026Route objectAS2914 NTT America, Inc.ARIN route object for AS2914 NTT America, Inc., maintainer MNT-HBL-97173.0.7.0/24
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 |
|---|---|---|---|---|---|---|
| 173.0.4.0/22 | 1,024 | HBA-STATIC-01 | Host Banda, LLC (HBL-97) · US | Direct Allocation | Apr 4, 2025 | [email protected] |
| └ 173.0.4.0/22 | 1,024 | HOSTBANDA-173-0-4-0-22 | Rockion LLC (RL-861) · US | Reallocated | May 21, 2025 | [email protected] |
Network & registry
IPv4 market
Holder
- Organization
- Host Banda, LLC
- Handle
- HBL-97
- Range
- 173.0.4.0/22
- Registration type
- Direct Allocation
- Record created
- Apr 4, 2025
- Reallocated to
- Rockion LLC (RL-861)
- Reallocated
- May 21, 2025
Origin network
AS393336
US
- Name
- Catalyst Host LLC
- Type
- Hosting
- Registered
- Dec 16, 2013
- Domain
- catalysthost.com
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Feb 2016
- Current origin since
- Apr 2025 · 1.6 yr
- Origin networks
- 5
- Last change of origin
- Apr 2025
Recorded history
History
- Handoffs
- 4
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 173.0.4.0/22 | AS393336 | /24 | ARIN | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS393336 | ARIN | Host Banda, LLC | MNT-HBL-97 | Apr 8, 2025 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 173.0.4.0/24 | AS2914 | ARIN | Host Banda, LLC | MNT-HBL-97 | Jul 7, 2026 |
| 173.0.5.0/24 | AS2914 | ARIN | Host Banda, LLC | MNT-HBL-97 | Jul 7, 2026 |
| 173.0.6.0/24 | AS2914 | ARIN | Host Banda, LLC | MNT-HBL-97 | Jul 7, 2026 |
| 173.0.7.0/24 | AS2914 | ARIN | Host Banda, LLC | MNT-HBL-97 | Jul 7, 2026 |
Whois
Registration for this announcement
- Range
- 173.0.4.0/22
- Netname
- HOSTBANDA-173-0-4-0-22
- Registrant
- Rockion LLC
- Organization
- Rockion LLC (RL-861)
- Org address
- 184 East Snowy Egret Dr., Salem, UT, 84653
- Org country
- US
- Type
- Reallocated
- Handle
- NET-173-0-4-0-2
- Parent
- NET-173-0-4-0-1
- Created
- May 21, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 4, 2025
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Network Operations Center
- Phone
- +1-502-233-7625
- Handle
- NOC33202-ARIN