216.9.0.0/19 - Isomedia (AS18530)
CIDR
216.9.0.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇺🇸 United States
City
Issaquah
RIR
ARIN
Status
allocated
Allocated
1999-10-04
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 216.9.0.0/19 | AS18530 ISOMEDIA-1 - Isomedia, Inc. | Valid | Other IRR | 2026-10-11 |
More-Specific Announcements
2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 216.9.16.0/21 | AS18530 ISOMEDIA-1 - Isomedia, Inc. | Valid | - | 2026-10-11 |
| 216.9.24.0/22 | AS18530 ISOMEDIA-1 - Isomedia, Inc. | Valid | - | 2026-10-11 |
Origin ASN
AS18530
ISOMEDIA-1 - Isomedia, Inc.
Related Prefixes
More prefixes of AS18530
All prefixes of AS18530 →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/216.9.0.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/216.9.0.0/19" | jq
External Links