Data as of Nov 8, 2026
205.251.192.0/18
No anonymizer space · no proxy exits in 30 daysAmazon.com, Inc.
Announcements
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 205.251.192.0/24 since May 2018 | AS16509 | Hosting | Amazon.com, Inc. via Amazon Data Services Northern Virginia | |
| 205.251.193.0/24 since May 2018 | AS16509 | Hosting | Amazon.com, Inc. via Amazon Data Services Northern Virginia | |
| 205.251.194.0/23 since Mar 2025 | AS16509 | Hosting | Amazon.com, Inc. via Amazon Data Services Northern Virginia | |
| 205.251.194.0/24 since Apr 2018 | AS16509 | Hosting | Amazon.com, Inc. via Amazon Data Services Northern Virginia | |
| 205.251.195.0/24 since Apr 2018 | AS16509 | Hosting | Amazon.com, Inc. via Amazon Data Services Northern Virginia | |
| 205.251.196.0/23 since Mar 2025 | AS16509 | Hosting | Amazon.com, Inc. via Amazon Data Services Northern Virginia | |
| 205.251.196.0/24 since May 2018 | AS16509 | Hosting | Amazon.com, Inc. via Amazon Data Services Northern Virginia | |
| 205.251.197.0/24 since May 2018 | AS16509 | Hosting | Amazon.com, Inc. via Amazon Data Services Northern Virginia | |
| 205.251.198.0/23 since Oct 2025 | AS16509 | Hosting | Amazon.com, Inc. via Amazon Data Services Northern Virginia | |
| 205.251.198.0/24 since Apr 2018 | AS16509 | Hosting | Amazon.com, Inc. via Amazon Data Services Northern Virginia | |
| 205.251.199.0/24 since Apr 2018 | AS16509 | Hosting | Amazon.com, Inc. via Amazon Data Services Northern Virginia | |
| 205.251.200.0/24 since Sep 2016 | AS16509 | Hosting | Amazon.com, Inc. | |
| 205.251.203.0/24 since Dec 2025 | AS16509 | Hosting | Amazon.com, Inc. | |
| 205.251.206.0/23 since Apr 2021 | AS16509 | Hosting | Amazon.com, Inc. | |
| 205.251.209.0/24 since Aug 2023 | AS16509 | Hosting | Amazon.com, Inc. | |
| 205.251.212.0/24 since Dec 2025 | AS16509 | Hosting | Amazon.com, Inc. | |
| 205.251.213.0/24 since Feb 2026 | AS16509 | Hosting | Amazon.com, Inc. | |
| 205.251.215.0/24 since Aug 2023 | AS16509 | Hosting | Amazon.com, Inc. | |
| 205.251.216.0/24 since Feb 2026 | AS16509 | Hosting | Amazon.com, Inc. | |
| 205.251.219.0/24 since Jan 2025 | AS16509 | Hosting | Amazon.com, Inc. | |
| 205.251.220.0/24 since Jan 2025 | AS16509 | Hosting | Amazon.com, Inc. | |
| 205.251.222.0/24 since Feb 2026 | AS16509 | Hosting | Amazon.com, Inc. | |
| 205.251.232.0/22 since Jul 2011 | AS16509 | Hosting | Amazon.com, Inc. | |
| 205.251.236.0/22 since Mar 2012 | AS8987 | Hosting | Amazon.com, Inc. | |
| 205.251.240.0/22 since Nov 2011 | AS16509 | Hosting | Amazon.com, Inc. | |
| 205.251.247.0/24 since Nov 2011 | AS16509 | Hosting | Amazon.com, Inc. | |
| 205.251.248.0/24 since Nov 2011 | AS16509 | Hosting | Amazon.com, Inc. | |
| 205.251.249.0/24 since Feb 2026 | AS16509 | Hosting | Amazon.com, Inc. | |
| 205.251.253.0/24 since Jan 2026 | AS16509 | Hosting | Amazon.com, Inc. | |
| 205.251.254.0/24 since Jan 2024 | AS16509 | Hosting | Amazon.com, Inc. |
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 |
|---|---|---|---|---|---|---|
| 205.251.192.0/18 | 16,384 | AMAZON-05 | Amazon.com, Inc. (AMAZON-4) · US | Direct Allocation | Aug 27, 2010 | trustandsafety@ |
| └ 205.251.192.0/21 | 2,048 | AMAZON-BYOIP | Amazon Data Services Northern Virginia (ADSN-1) · US | Reallocated | Jan 11, 2022 | trustandsafety@ |
| └ 205.251.196.0/23 | 512 | AMAZON-EC2 | Amazon Data Services Northern Virginia (ADSN-1) · US | Reallocated | Dec 6, 2022 | trustandsafety@ |
| └ 205.251.233.48/29 | 8 | AWS-EDG | unknown | — | — | — |
| └ 205.251.233.176/29 | 8 | AWS-EDG | unknown | — | — | — |
| └ 205.251.237.64/28 | 16 | AWS-EDG | unknown | — | — | — |
| └ 205.251.237.96/30 | 4 | AWS-EDG | unknown | — | — | — |
Network & registry
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
- Stable
- First seen
- Nov 2024
- Current origin since
- Nov 2024 · 2.0 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 205.251.192.0/18 | AS16509 | /18 | ARIN | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS16509 | RADB | Amazon NA | MAINT-AS16509 | Nov 13, 2023 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 205.251.192.0/23 | AS16509 | RADB | Amazon prefix | MAINT-AS16509 | Nov 13, 2023 |
| 205.251.192.0/23 | AS16509 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 26, 2012 |
| 205.251.201.0/24 | AS16509 | RADB | Amazon prefix | MAINT-AS16509 | Nov 13, 2023 |
| 205.251.201.0/24 | AS16509 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 26, 2012 |
| 205.251.202.0/23 | AS16509 | RADB | AMAZON-05 Prefix | MAINT-AS16509 | Nov 13, 2023 |
| 205.251.202.0/23 | AS16509 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 26, 2012 |
| 205.251.204.0/23 | AS16509 | RADB | Amazon Prefix | MAINT-AS16509 | Nov 13, 2023 |
| 205.251.204.0/23 | AS16509 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 26, 2012 |
| 205.251.208.0/23 | AS16509 | RADB | AECL LAX1 | MAINT-AS16509 | Nov 13, 2023 |
| 205.251.208.0/23 | AS16509 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 26, 2012 |
| 205.251.210.0/24 | AS16509 | RADB | Amazon prefix | MAINT-AS16509 | Nov 13, 2023 |
| 205.251.210.0/24 | AS16509 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 26, 2012 |
| 205.251.211.0/24 | AS16509 | RADB | Amazon prefix | MAINT-AS16509 | Nov 13, 2023 |
| 205.251.211.0/24 | AS16509 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 26, 2012 |
| 205.251.214.0/23 | AS16509 | RADB | AMAZON-05 Prefix | MAINT-AS16509 | Nov 13, 2023 |
| 205.251.214.0/23 | AS16509 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 26, 2012 |
| 205.251.216.0/23 | AS16509 | RADB | AMAZON-05 Prefix | MAINT-AS16509 | Nov 13, 2023 |
| 205.251.216.0/23 | AS16509 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 26, 2012 |
| 205.251.218.0/23 | AS16509 | RADB | AMAZON-05 Prefix | MAINT-AS16509 | Nov 13, 2023 |
| 205.251.218.0/23 | AS16509 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 26, 2012 |
| 205.251.218.0/24 | AS16509 | RADB | Amazon - CloudFront | MAINT-AS16509 | Nov 13, 2023 |
| 205.251.221.0/24 | AS16509 | RADB | AMAZON-05 Prefix | MAINT-AS16509 | Nov 13, 2023 |
| 205.251.221.0/24 | AS16509 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 26, 2012 |
| 205.251.222.0/23 | AS16509 | RADB | AMAZON-05 Prefix | MAINT-AS16509 | Nov 13, 2023 |
| 205.251.222.0/23 | AS16509 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 26, 2012 |
| 205.251.224.0/22 | AS16509 | RADB | Amazon SEA | MAINT-AS16509 | Nov 13, 2023 |
| 205.251.224.0/22 | AS16509 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 26, 2012 |
| 205.251.228.0/22 | AS16509 | RADB | AMAZON SFO | MAINT-AS16509 | Nov 13, 2023 |
| 205.251.244.0/23 | AS16509 | RADB | Amazon IAD Prefix | MAINT-AS16509 | Nov 13, 2023 |
| 205.251.244.0/23 | AS16509 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 26, 2012 |
| 205.251.250.0/23 | AS16509 | RADB | amazon JFK prefix | MAINT-AS16509 | Nov 13, 2023 |
| 205.251.250.0/23 | AS16509 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 26, 2012 |
| 205.251.252.0/23 | AS16509 | RADB | amazon IND prefix | MAINT-AS16509 | Nov 13, 2023 |
| 205.251.252.0/23 | AS16509 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 26, 2012 |
Whois
Registration for this announcement
- Range
- 205.
251. 192. 0/ 18 - Netname
- AMAZON-05
- Registrant
- Amazon.com, Inc.
- Organization
- Amazon.com, Inc. (AMAZON-4)
- Org address
- 1918 8th Ave, SEATTLE, WA, 98101-1244
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-205-251-192-0-1
- Parent
- NET-205-0-0-0-0
- Created
- Aug 27, 2010
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 27, 2010
- Status
- assigned
Report abuse
Abuse contact
- trustandsafety@
support. aws. com - Name
- Amazon EC2 Abuse
- Phone
- +1-206-555-0000
- Handle
- AEA8-ARIN