Data as of Nov 6, 2026
51.241.200.0/24
No anonymizer space · no proxy exits in 30 daysAmazon.com, Inc. · space held by Sky UK Limited
Announcement
this exact prefix
RPKI invalid (origin)
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recently moved
Recent change
New origin Aug 2026
from AS199550 Hiragi Ltd
IPv4 market
Path
Announced by AS16509 since Aug 2026 · 11 wk ago
2 · Leased from
4 · Use
Hosting
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
51.241.200.0/24
From the registry to its use
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 |
|---|---|---|---|---|---|---|
| 51.241.0.0/16 | 65,536 | UK-SKY-19930901 | Sky UK Limited (ORG-SUL39-RIPE) · GB | ALLOCATED PA | Feb 5, 2026 | hostmaster@ |
| └ 51.241.128.0/17 | 32,768 | SKY-LEASED-IPXO | Sky UK Limited (ORG-SUL39-RIPE) · GB | SUB-ALLOCATED PA | Feb 5, 2026 | report@ |
| └ 51.241.200.0/24 | 256 | NET-51-241-200-0-24 | unknown | ASSIGNED PA | Oct 24, 2026 | report@ via SKY-LEASED-IPXO |
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
IPv4 market
Holder
- Organization
- Sky UK Limited
- Handle
- ORG-SUL39-RIPE
- Range
- 51.
241. 0. 0/ 16 - Registration type
- ALLOCATED PA
- Record created
- Feb 5, 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
- 294
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- May 2026
- Current origin since
- Aug 2026 · 2 mo
- Origin networks
- 2
- Last change of origin
- Aug 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 51.241.200.0/24 | AS834 | /24 | RIPE | Another network |
Whois
Registration for this announcement
- Range
- 51.
241. 200. 0/ 24 - Netname
- NET-51-241-200-0-24
- Registrant country
- US
- Organization
- Not stated by the registry
- Type
- ASSIGNED PA
- Created
- Oct 30, 2026
- Updated
- Oct 30, 2026
- Maintainer
- netutils-mnt
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Sep 1, 1993
- Status
- assigned
Report abuse
Abuse contact
- hostmaster@
sky. uk - Name
- Sky IPv4 Leasing Hostmasters
- Handle
- SA46626-RIPE