Data as of Nov 3, 2026
149.52.52.0/22
Anonymizer · ISP proxySkyQuantum Internet Service · space held by Cogent Communications, LLC
Announced by
Type
ISP proxy
Risk
90 / 100 · Critical
Recently moved
Recent change
New origin Sep 28, 2026
from AS63450 Ether Web Network, Inc.
IPv4 market
Path
Announced by AS55201 since Sep 28, 2026 · 5 wk ago
Operators, sellers and brokers
Proxy providers
| Name | Parent | In 149.52.52.0/22 | /24s |
|---|---|---|---|
| SkyQuantum | 1,024100% | 4 |
Leased from
Owners leasing their own space
| Name | In 149.52.52.0/22 | /24s |
|---|---|---|
| Cogent Communications, LLC | 1,024100% | 4 |
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 149.52.0.0/15 since Sep 2006 | AS174 | Internet provider | 3 |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 149.52.0.0/16 | 65,536 | COGENT-149-52-16 | Cogent Communications, LLC (COGC) · US | Direct Allocation | Jan 28, 1992 | [email protected] |
| └ 149.52.32.0/19 | 8,192 | WISDOM-CLOUD-CGNT-NET-7 | Wisdom Cloud Internet Technology Pte. Ltd (WCITPL) · SG | Reallocated | Jun 20, 2024 | [email protected] |
| └ 149.52.48.0/20 | 4,096 | NET-149-52-48-0 | SkyQuantum Internet Service (SISL-43) · US | Reallocated | Jun 24, 2024 | [email protected] |
Network & registry
Announced by
Covering announcement 149.52.0.0/17
- Prefix
- 149.52.0.0/17
- Announced by
- AS55201 SkyQuantum Internet Service
- Type
- ISP proxy
- Anonymizer addresses
- 32,000 addresses · 98%
- Operator
- Proxy providersoperated by SkyQuantumsold by Novada
- Proxy exits
- 3
- RPKI
- No RPKI
- Netname
- COGENT-149-52-16
- Registrant
- Cogent Communications, LLC
- RIR
- ARIN
Routing timeline
Covering aggregate above, the prefix's own history below
149.52.0.0/17
Routing history
- Pattern
- Rotating
- First seen
- Sep 28, 2026
- Current origin since
- Sep 28, 2026 · 1 mo
- Origin networks
- 2
- Last change of origin
- Sep 28, 2026
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 149.52.0.0/16
- Netname
- COGENT-149-52-16
- Registrant
- Cogent Communications, LLC
- Organization
- Cogent Communications, LLC (COGC)
- Type
- Direct Allocation
- Handle
- NET-149-52-0-0-1
- Parent
- NET-149-0-0-0-0
- Created
- Jan 28, 1992
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 28, 1992
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN