Data as of Nov 10, 2026
91.107.76.0/23
No anonymizer space · no proxy exits in 30 daysAmazon.com, Inc. · space held by Guardfox SRL
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recent change
New origin Oct 10, 2026
its first announcement on record
registry: sub-allocated pa to a party the registry does not name by Guardfox SRL, Oct 19, 2026
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 |
|---|---|---|---|---|---|---|
| 91.107.72.0/21 | 2,048 | MD-GUARDFOX-20120621 | Guardfox SRL (ORG-GS161-RIPE) · MD | ALLOCATED PA | Apr 13, 2016 | abuse@ |
| └ 91.107.76.0/23 | 512 | GUARDFOX-TOKIO-03 | unknown | SUB-ALLOCATED PA | Oct 19, 2026 | abuse@ via MD-GUARDFOX-20120621 |
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
Registry
Holder
- Organization
- Guardfox SRL
- Handle
- ORG-GS161-RIPE
- Range
- 91.
107. 72. 0/ 21 - Registration type
- ALLOCATED PA
- Record created
- Apr 13, 2016
- Reallocated to
- Not named in the registry
- Reallocated range
- 91.
107. 76. 0/ 23 - Reallocation type
- SUB-ALLOCATED PA
- Reallocated
- Oct 19, 2026
Origin network
AS16509
US
- Name
- Amazon.com, Inc.
- Type
- Hosting
- Registered
- May 4, 2000
- Domain
- amazon.com
- Website
- www.amazon.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 286
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Oct 10, 2026
- Current origin since
- Oct 10, 2026 · 1 mo
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 91.
107. 76. 0/ 23 - Netname
- GUARDFOX-TOKIO-03
- Registrant country
- JP
- Organization
- Not stated by the registry
- Type
- SUB-ALLOCATED PA
- Created
- Oct 19, 2026
- Updated
- Oct 19, 2026
- Maintainer
- GUARDFOX-MNT
- RIR
- RIPE NCC
- Country
- MD
- Delegated
- Jun 21, 2012
- Status
- assigned
Report abuse
Abuse contact
- abuse@
guardfox. net - Name
- Guardfox NOC
- Handle
- GN3918-RIPE