Data as of Nov 7, 2026
81.181.236.0/22
Anonymizer · ISP proxy10 residential-proxy exits · 30 daysNTT America, Inc. · space held by Institutul National de Cercetare-Dezvoltare in informatica - ICI Bucuresti
Residential-proxy exits
Proxy exits
10
0.98% of its addresses · 30 days
Spread
3 of 4
/24s with at least one exit
Providers
3
selling exits here
Oct 8, 2026 – Nov 6, 2026
Exits seen per day
26K observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 81.181.238.0/24 | 0 | 5 | |
| 81.181.239.0/24 | 0 | 3 | |
| 81.181.237.0/24 | 0 | 2 |
Proxy providers listing exits
- BottingTools
- Decodo
- Oxylabs
IPv4 market
Path
1 · Holder
record created Feb 4, 2003
2 · Leased from
its owner, directly
Operators, sellers and brokers
Proxy providers
| Name | Parent | In 81.181.236.0/22 | /24s |
|---|---|---|---|
| IPRoyal | 1,024100% | 4 |
Leased from
Owners leasing their own space
| Name | In 81.181.236.0/22 | /24s |
|---|---|---|
| Institutul National de Cercetare-Dezvoltare in informatica - ICI Bucuresti | 1,024100% | 4 |
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
81.181.236.0/22
From the registry to its use
- Feb 4, 2003Registry recordInstitutul National de Cercetare-Dezvoltare in informatica - ICI BucurestiALLOCATED PA81.180.0.0/15
- May 9, 2005– Sep 8, 2005
- Sep 15, 2005– May 15, 2009Announced
- May 15, 2013– Sep 22, 2013
- Dec 10, 2019– Dec 3, 2020AnnouncedAS5588 T-Mobile Czech Republic a.s.
- Dec 4, 2020– Jul 7, 2021
- Nov 19, 2023– May 23, 2025
- Nov 20, 2023AssignedTeen Telecom SRLASSIGNED PA81.181.236.0/22
- May 12, 2025– Jun 28, 2025
- Aug 4, 2025– Aug 27, 2025
- Aug 16, 2025– today
- Aug 19, 2025Route objectAS2914 NTT America, Inc.RIPE route object for AS2914 NTT America, Inc., maintainer TEEN-MNT SMART TEENTELECOM
- todayUsedIPRoyalProxy seller
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 |
|---|---|---|---|---|---|---|
| 81.180.0.0/15 | 131,072 | RO-RNC-20030204 | Institutul National de Cercetare-Dezvoltare in informatica - ICI Bucuresti (ORG-RA19-RIPE) · RO | ALLOCATED PA | Feb 4, 2003 | abuse@ |
| └ 81.181.236.0/22 | 1,024 | TEENTELECOM-23 | Teen Telecom SRL | ASSIGNED PA | Nov 20, 2023 | abuse-teentelecom@ |
Network & registry
IPv4 market
Holder
- Organization
- Institutul National de Cercetare-Dezvoltare in informatica - ICI Bucuresti
- Handle
- ORG-RA19-RIPE
- Range
- 81.
180. 0. 0/ 15 - Registration type
- ALLOCATED PA
- Record created
- Feb 4, 2003
Origin network
AS2914
US
- Name
- NTT America, Inc.
- Type
- Internet provider
- Registered
- Dec 7, 1998
- Domain
- ntt.net
- Website
- www.gin.ntt.net/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- May 2005
- Current origin since
- Aug 2025 · 1.2 yr
- Origin networks
- 7
- Last change of origin
- Aug 2025
Recorded history
History
- Handoffs
- 8
Whois
Registration for this announcement
- Range
- 81.
181. 236. 0/ 22 - Netname
- TEENTELECOM-23
- Registrant
- Teen Telecom SRL
- Registrant country
- RO
- Organization
- Teen Telecom SRL
- Org country
- RO
- Type
- ASSIGNED PA
- Created
- Nov 20, 2023
- Updated
- Oct 6, 2026
- Maintainer
- AS3233-MNT
- RIR
- RIPE NCC
- Country
- RO
- Delegated
- Feb 4, 2003
- Status
- assigned
Report abuse
Abuse contact
- abuse-teentelecom@
rnc. ro - Name
- Abuse contact role object
- Handle
- ACRO66003-RIPE