2603:b018::/32 - Amherst Communications (AS33199)
CIDR
2603:b018::/32
IP Version
IPv6
Addresses
79228.1Y
Mask
/32
Country
🇺🇸 United States
City
Milwaukee
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2603:b018::/32 | AS33199 ASN-AMHERSTCOMM-01 - Amherst Communications | Invalid | - | 2026-10-11 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2603:b000::/24 | AS11796 AIRSTREAMCOMM-NET - Airstream Communications, LLC | Valid | - | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 2603:b000::/24 | AS11796 | /24 | arin |
Related Prefixes
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/2603:b018::/32Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2603:b018::/32" | jq
External Links