Data as of Nov 3, 2026
86.53.152.0/23
Anonymizer · ISP proxyA1 Telekom Austria AG · space held by GTT - EMEA Ltd.
Announced by
Type
ISP proxy
Risk
90 / 100 · Critical
Recent change
New origin Sep 2026
its first announcement on record
registry: sub-allocated pa to a party the registry does not name by GTT - EMEA Ltd., Aug 20, 2026
IPv4 market
Path
Announced by AS8447 since Sep 2026 · 7 wk ago
1 · Holder
record created May 10, 2005 · reallocated to a party the registry does not name Aug 20, 2026
Operators, sellers and brokers
Leased from
Owners leasing their own space
| Name | In 86.53.152.0/23 | /24s |
|---|---|---|
| GTT - EMEA Ltd. | 512100% | 2 |
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Anonymizer addresses | Operator | Leased from | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|---|---|---|
| 86.53.0.0/16 since Mar 2023 | AS3257 | Internet provider | 16,38425%ISP proxy | Proxy providersoperated by Oxylabs | IP broker ARISK (part) | 87 3 always on | GTT - EMEA Ltd. |
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 |
|---|---|---|---|---|---|---|
| 86.53.0.0/16 | 65,536 | UK-EASYNET-20050510 | GTT - EMEA Ltd. (ORG-EA49-RIPE) · GB | ALLOCATED PA | May 10, 2005 | [email protected] |
| └ 86.53.152.0/22 | 1,024 | CZ20080305-GTT | unknown | SUB-ALLOCATED PA | Aug 20, 2026 | [email protected] via UK-EASYNET-20050510 |
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 86.53.152.0/22
- Prefix
- 86.53.152.0/22
- Announced by
- AS8447 A1 Telekom Austria AG
- Type
- ISP proxy
- Anonymizer addresses
- all
- Operator
- Proxy providersoperated by Oxylabs
- Leased from
- Lessor Eleven Holdings
- RPKI
- RPKI valid
- Netname
- CZ20080305-GTT
- RIR
- RIPE NCC
IPv4 market
Holder
- Organization
- GTT - EMEA Ltd.
- Handle
- ORG-EA49-RIPE
- Range
- 86.53.0.0/16
- Registration type
- ALLOCATED PA
- Record created
- May 10, 2005
- Reallocated to
- Not named in the registry
- Reallocated range
- 86.53.152.0/22
- Reallocation type
- SUB-ALLOCATED PA
- Reallocated
- Aug 20, 2026
Origin network
AS8447
AT
- Name
- A1 Telekom Austria AG
- Type
- Internet provider
- Registered
- Aug 27, 1997
- Domain
- a1.net
- Website
- www.a1.net/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
86.53.152.0/22
Routing history
- Pattern
- Stable
- First seen
- Sep 2026
- Current origin since
- Sep 2026 · 2 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 86.53.152.0/22 | AS2497 | /22 | RIPE | Another network |
| 86.53.152.0/22 | AS8447 | /22 | RIPE | RPKI valid |
| 86.53.152.0/21 | AS3257 | /24 | RIPE | Another network |
Whois
Registration for this announcement
- Range
- 86.53.152.0/22
- Netname
- CZ20080305-GTT
- Registrant country
- CZ
- Organization
- Not stated by the registry
- Type
- SUB-ALLOCATED PA
- Created
- Aug 20, 2026
- Updated
- Sep 11, 2026
- Maintainer
- AS3257-IPAM-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- May 10, 2005
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse-C Role
- Handle
- AR17615-RIPE