3.173.186.0/23 - Amazon.Com (AS16509)
CIDR
3.173.186.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇸🇪 Sweden
City
Stockholm
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 3.173.186.0/23 | AS16509 AMAZON-02 - Amazon.com, Inc. | Valid | - | 2026-10-14 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 3.0.0.0/8 | AS30437 GE-MS003 - General Electric Company | No ROA | - | 2026-10-14 |
| 3.128.0.0/10 | AS16509 AMAZON-02 - Amazon.com, Inc. | Valid | - | 2026-10-14 |
Transfer History
Registry transfers of 3.173.186.0/23, blocks inside it, or blocks containing it.
- 3.128.0.0/10Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 3.128.0.0/10 | Transfer |
Origin ASN
AS16509
AMAZON-02 - Amazon.com, Inc.
Related Prefixes
More prefixes of AS16509
All prefixes of AS16509 →Geolocation
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the ARIN regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/3.173.186.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/3.173.186.0/23" | jq
External Links