Data as of Nov 5, 2026
149.51.112.0/21
Anonymizer · ISP proxyEther Web Network, Inc. · space held by Cogent Communications, LLC
Announcement
this exact prefix
No RPKI
Announced by
Type
ISP proxy
Risk
90 / 100 · Critical
Recently moved
Recent change
New origin Sep 28, 2026
from AS55201 SkyQuantum Internet Service
IPv4 market
Path
Announced by AS63450 since Sep 28, 2026 · 5 wk ago
1 · Holder
record created Jan 28, 1992 · reallocated to Wisdom Cloud Internet Technology Pte. Ltd Dec 29, 2025
4 · Use
ISP proxy
anonymizer space, operator not named
Operators, sellers and brokers
Leased from
Owners leasing their own space
| Name | In 149.51.112.0/21 | /24s |
|---|---|---|
| Cogent Communications, LLC | 2,048100% | 8 |
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
149.51.112.0/21
From the registry to its use
- Jan 28, 1992Registry recordCogent Communications, LLCDirect Allocation (legacy, pre-1997)149.51.0.0/16
- Sep 15, 2006– today
- May 28, 2022– Aug 7, 2022
- Jul 27, 2022– Aug 7, 2022AnnouncedAS980 Northern Cable and Fiber, LLC
- Dec 29, 2025ReallocatedWisdom Cloud Internet Technology Pte. LtdReallocated149.51.64.0/18
- Feb 3, 2026Route objectAS197537 Wisdom Cloud Internet Technology Pte. Ltd.RADB route object for AS197537 Wisdom Cloud Internet Technology Pte. Ltd., maintainer MAINT-AS55201149.51.112.0/24
- Feb 3, 2026Route objectAS197537 Wisdom Cloud Internet Technology Pte. Ltd.RADB route object for AS197537 Wisdom Cloud Internet Technology Pte. Ltd., maintainer MAINT-AS55201149.51.113.0/24
- Feb 3, 2026Route objectAS197537 Wisdom Cloud Internet Technology Pte. Ltd.RADB route object for AS197537 Wisdom Cloud Internet Technology Pte. Ltd., maintainer MAINT-AS55201149.51.114.0/24
- Feb 3, 2026Route objectAS197537 Wisdom Cloud Internet Technology Pte. Ltd.RADB route object for AS197537 Wisdom Cloud Internet Technology Pte. Ltd., maintainer MAINT-AS55201149.51.115.0/24
- Feb 3, 2026Route objectAS197537 Wisdom Cloud Internet Technology Pte. Ltd.RADB route object for AS197537 Wisdom Cloud Internet Technology Pte. Ltd., maintainer MAINT-AS55201149.51.116.0/24
- Feb 3, 2026Route objectAS197537 Wisdom Cloud Internet Technology Pte. Ltd.RADB route object for AS197537 Wisdom Cloud Internet Technology Pte. Ltd., maintainer MAINT-AS55201149.51.117.0/24
- Feb 3, 2026Route objectAS197537 Wisdom Cloud Internet Technology Pte. Ltd.RADB route object for AS197537 Wisdom Cloud Internet Technology Pte. Ltd., maintainer MAINT-AS55201149.51.118.0/24
- Feb 3, 2026Route objectAS197537 Wisdom Cloud Internet Technology Pte. Ltd.RADB route object for AS197537 Wisdom Cloud Internet Technology Pte. Ltd., maintainer MAINT-AS55201149.51.119.0/24
- Mar 12, 2026Route objectAS55201 SkyQuantum Internet ServiceRADB route object for AS55201 SkyQuantum Internet Service, maintainer MAINT-AS55201149.51.118.0/24
- Mar 12, 2026Route objectAS55201 SkyQuantum Internet ServiceRADB route object for AS55201 SkyQuantum Internet Service, maintainer MAINT-AS55201149.51.119.0/24
- Aug 3, 2026Route objectAS202736 Wisdom Cloud Internet Technology Pte. Ltd.RADB route object for AS202736 Wisdom Cloud Internet Technology Pte. Ltd., maintainer MAINT-AS55201149.51.118.0/24
- Aug 5, 2026Route objectAS6939 Hurricane Electric LLCRADB route object for AS6939 Hurricane Electric LLC, maintainer MAINT-AS55201149.51.118.0/24
- Sep 9, 2026Route objectAS63450 Ether Web Network, Inc.RADB route object for AS63450 Ether Web Network, Inc., maintainer MAINT-AS55201
- Sep 28, 2026– Oct 9, 2026
- Sep 28, 2026– today
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Proxy exits | RPKI |
|---|---|---|---|---|---|
| 149.50.0.0/15 since Sep 2006 | AS174 | Internet provider | IP broker Rackdog (part) | 3,357 962 always on |
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 |
|---|---|---|---|---|---|---|
| 149.51.0.0/16 | 65,536 | COGENT-149-51-16 | Cogent Communications, LLC (COGC) · US | Direct Allocation | Jan 28, 1992 | abuse@ |
| └ 149.51.64.0/18 | 16,384 | WISDOM-CLOUD-CGNT-NET-12 | Wisdom Cloud Internet Technology Pte. Ltd (WCITPL) · SG | Reallocated | Dec 29, 2025 | abuse@ |
Network & registry
IPv4 market
Holder
- Organization
- Cogent Communications, LLC
- Handle
- COGC
- Range
- 149.
51. 0. 0/ 16 - Registration type
- Direct Allocation
- Record created
- Jan 28, 1992
- Legacy
- yes
- Reallocated to
- Wisdom Cloud Internet Technology Pte. Ltd (WCITPL)
- Reallocated range
- 149.
51. 64. 0/ 18 - Reallocated
- Dec 29, 2025
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- May 2022
- Current origin since
- Sep 28, 2026 · 1 mo
- Origin networks
- 4
- Last change of origin
- Sep 28, 2026
Recorded history
History
- Handoffs
- 3
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS63450 | RADB | MAINT-AS55201 | Sep 9, 2026 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 149.51.112.0/24 | AS197537 | RADB | MAINT-AS55201 | Feb 3, 2026 | |
| 149.51.113.0/24 | AS197537 | RADB | MAINT-AS55201 | Feb 3, 2026 | |
| 149.51.114.0/24 | AS197537 | RADB | MAINT-AS55201 | Feb 3, 2026 | |
| 149.51.115.0/24 | AS197537 | RADB | MAINT-AS55201 | Feb 3, 2026 | |
| 149.51.116.0/24 | AS197537 | RADB | MAINT-AS55201 | Feb 3, 2026 | |
| 149.51.117.0/24 | AS197537 | RADB | MAINT-AS55201 | Feb 3, 2026 | |
| 149.51.118.0/24 | AS6939 | RADB | Route for AS6939 | MAINT-AS55201 | Aug 5, 2026 |
| 149.51.118.0/24 | AS55201 | RADB | MAINT-AS55201 | Mar 12, 2026 | |
| 149.51.118.0/24 | AS197537 | RADB | MAINT-AS55201 | Feb 3, 2026 | |
| 149.51.118.0/24 | AS202736 | RADB | Route for AS202736 | MAINT-AS55201 | Aug 3, 2026 |
| 149.51.119.0/24 | AS55201 | RADB | Route for AS55201 | MAINT-AS55201 | Mar 12, 2026 |
| 149.51.119.0/24 | AS197537 | RADB | MAINT-AS55201 | Feb 3, 2026 |
Whois
Registration for this announcement
- Range
- 149.
51. 64. 0/ 18 - Netname
- WISDOM-CLOUD-CGNT-NET-12
- Registrant
- Wisdom Cloud Internet Technology Pte. Ltd
- Organization
- Wisdom Cloud Internet Technology Pte. Ltd (WCITPL)
- Org address
- 260B Ang Mo Kio Street 21, SINGAPORE, 562260
- Org country
- SG
- Type
- Reallocated
- Handle
- NET-149-51-64-0-1
- Parent
- NET-149-51-0-0-1
- Created
- Dec 29, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 28, 1992
- Status
- assigned
Report abuse
Abuse contact
- abuse@
wisdomisp. com - Name
- Abuse
- Phone
- +65 94800603
- Handle
- ABUSE9698-ARIN