Data as of Nov 11, 2026
91.210.147.0/24
Anonymizer · Datacenter proxyBifrost Systems OU · reallocated from Limited Liability Company "I.D.STRATEGY"
Announcement
this exact prefix
RPKI valid
Announced by
Type
Datacenter proxy
Risk
85 / 100 · Critical
Recently moved
Recent change
New origin Oct 28, 2026
from AS211440 Karolio IT paslaugos, UAB
registry: sub-allocated pa to Bifrost Systems OU by Limited Liability Company "I.D.STRATEGY", Oct 4, 2026
IPv4 market
Path
Announced by AS48539 since Oct 28, 2026 · 2 wk ago
1 · Holder
record created Feb 20, 2024 · reallocated to Bifrost Systems OU Oct 4, 2026
4 · Use
Datacenter proxy
anonymizer space, operator not named
Operators, sellers and brokers
Leased from
Owners leasing their own space
| Name | In 91.210.147.0/24 | /24s |
|---|---|---|
| Limited Liability Company "I.D.STRATEGY" | 256100% | 1 |
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
91.210.147.0/24
From the registry to its use
- Jun 22, 2009– Feb 22, 2010Announced
- Feb 20, 2024Registry recordLimited Liability Company "I.D.STRATEGY"ALLOCATED PA91.210.144.0/22
- Feb 23, 2024– Mar 29, 2024
- Feb 23, 2024– Mar 29, 2024
- Mar 30, 2024– Oct 14, 2026
- Oct 4, 2026ReallocatedBifrost Systems OUSUB-ALLOCATED PA91.210.147.0/24
- Oct 26, 2026Route objectAS48539 Bifrost Systems OURIPE route object for AS48539 Bifrost Systems OU, maintainer IPBNB-MNT
- Oct 28, 2026– today
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 |
|---|---|---|---|---|---|---|
| 91.210.144.0/22 | 1,024 | UA-IDS5-20081029 | Limited Liability Company "I.D.STRATEGY" (ORG-LLC57-RIPE) · UA | ALLOCATED PA | Feb 20, 2024 | lesya@ |
| └ 91.210.147.0/24 | 256 | net-Bifrost-Systems-OU | Bifrost Systems OU (ORG-BSO7-RIPE) · EE | SUB-ALLOCATED PA | Oct 4, 2026 | abuse@ |
Network & registry
IPv4 market
Holder
- Organization
- Limited Liability Company "I.D.STRATEGY"
- Handle
- ORG-LLC57-RIPE
- Range
- 91.
210. 144. 0/ 22 - Registration type
- ALLOCATED PA
- Record created
- Feb 20, 2024
- Reallocated to
- Bifrost Systems OU (ORG-BSO7-RIPE)
- Reallocated range
- 91.
210. 147. 0/ 24 - Reallocation type
- SUB-ALLOCATED PA
- Reallocated
- Oct 4, 2026
Origin network
AS48539
EE
- Name
- Bifrost Systems OU
- Type
- Hosting
- Registered
- Jul 20, 2021
- Domain
- bifrost.systems
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jun 2009
- Current origin since
- Oct 28, 2026 · under a month
- Origin networks
- 5
- Last change of origin
- Oct 28, 2026
Recorded history
History
- Handoffs
- 4
Whois
Registration for this announcement
- Range
- 91.
210. 147. 0/ 24 - Netname
- net-Bifrost-Systems-OU
- Registrant
- Bifrost Systems OU
- Registrant country
- DE
- Organization
- Bifrost Systems OU (ORG-BSO7-RIPE)
- Org country
- EE
- Type
- SUB-ALLOCATED PA
- Created
- Oct 4, 2026
- Updated
- Oct 27, 2026
- Maintainer
- IPBNB-MNT
- RIR
- RIPE NCC
- Country
- UA
- Delegated
- Oct 29, 2008
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ipbnb. com - Name
- IPBNB Abuse Contact
- Handle
- AM34346