Data as of Nov 7, 2026
172.111.57.0/24
No anonymizer space · no proxy exits in 30 daysAdGuard Software Limited · space held by Winstri Corporation
Announcement
this exact prefix
No RPKI
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recently moved
Recent change
New origin May 2026
from AS35916 Multacom Corporation
Network & registry
Origin network
AS200173
CY
- Name
- AdGuard Software Limited
- Type
- Business
- Registered
- Mar 12, 2026
- Domain
- adguard.com
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jul 2021
- Current origin since
- May 2026 · 5 mo
- Origin networks
- 7
- Last change of origin
- May 2026
Recorded history
History
- Handoffs
- 7
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS200173 | ARIN | Winstri Corporation | MNT-WC-947 | Jun 1, 2026 |
Whois
Registration for this announcement
- Range
- 172.
111. 56. 0/ 22 - Netname
- WINSTRI-V4NET3
- Registrant
- Winstri Corporation
- Organization
- Winstri Corporation (WC-947)
- Org address
- 300 Lenora St, Seattle, WA, 98121
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-172-111-56-0-1
- Parent
- NET-172-0-0-0-0
- Created
- Jul 7, 2021
- RIR
- ARIN
- Country
- US
- Delegated
- Jul 7, 2021
- Status
- assigned
Report abuse
Abuse contact
- abuse@
winstri. com - Name
- Nathan Wilson
- Phone
- +1-855-946-7874;ext809
- Handle
- WILSO1512-ARIN