Data as of Nov 8, 2026
38.135.136.0/24
No anonymizer space · no proxy exits in 30 daysBlue Wireless Pte Ltd · space held by Cogent Communications, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|---|
| 38.0.0.0/8 | AS174 | Internet provider | IP broker Rackdog (part) | 403,145 78,303 always on | Cogent Communications, LLC |
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 |
|---|---|---|---|---|---|---|
| 38.0.0.0/8 | 16,777,216 | COGENT-A | Cogent Communications, LLC (COGC) · US | Direct Allocation | Apr 16, 1991 | abuse@ |
| └ 38.135.136.0/21 | 2,048 | BLUE-WIRELESS-CGNT-NET-3 | Blue Wireless (Europe) B.V. (C11251840) · NL | Reassigned | Jun 24, 2025 | abuse@ via COGENT-A |
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
Announced by
Covering announcement 38.135.136.0/23
- Prefix
- 38.135.136.0/23
- Announced by
- AS137182 Blue Wireless Pte Ltd
- Type
- Internet provider
- RPKI
- RPKI valid
- Netname
- BLUE-WIRELESS-CGNT-NET-3
- Registrant
- Blue Wireless (Europe) B.V.
- RIR
- ARIN
IPv4 market
Holder
- Organization
- Cogent Communications, LLC
- Handle
- COGC
- Range
- 38.
0. 0. 0/ 8 - Registration type
- Direct Allocation
- Record created
- Apr 16, 1991
- Legacy
- yes
Origin network
AS137182
SG
- Name
- Blue Wireless Pte Ltd
- Type
- Internet provider
- Registered
- Nov 21, 2017
- Domain
- bluewireless.com
- Website
- www.bluewireless.com
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
38.135.136.0/23
Routing history
- Pattern
- Stable
- First seen
- Mar 2026
- Current origin since
- Mar 2026 · 8 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 38.135.136.0/21 | AS137182 | /24 | ARIN | RPKI valid |
| 38.135.136.0/21 | AS198949 | /24 | ARIN | Another network |
| 38.135.136.0/21 | AS210008 | /24 | ARIN | Another network |
| 38.135.136.0/21 | AS393559 | /24 | ARIN | Another network |
IRR
Route objects on 38.135.136.0/23
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS137182 | RADB | Registered for Cogent Communications Customer - Blue Wireless (Europe) B.V. | MAINT-AS174 | Jan 27, 2026 |
Whois
Registration for this announcement
- Range
- 38.
135. 136. 0/ 21 - Netname
- BLUE-WIRELESS-CGNT-NET-3
- Registrant
- Blue Wireless (Europe) B.V.
- Organization
- Blue Wireless (Europe) B.V. (C11251840)
- Type
- Reassigned
- Handle
- NET-38-135-136-0-1
- Parent
- NET-38-0-0-0-1
- Created
- Jun 24, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 16, 1991
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cogentco. com - Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN