2600:5408::/32 - Optimum (AS19108)
CIDR
2600:5408::/32
IP Version
IPv6
Addresses
79228.1Y
Mask
/32
Country
🇺🇸 United States
City
Dallas
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2600:5408::/32 | AS19108 SUDDENLINK-COMMUNICATIONS - Optimum | No ROA | - | 2026-10-11 |
More-Specific Announcements
1 more-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2600:5408::/44 | AS19108 SUDDENLINK-COMMUNICATIONS - Optimum | No ROA | - | 2026-10-11 |
Related Prefixes
More prefixes of AS19108
All prefixes of AS19108 →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/2600:5408::/32Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2600:5408::/32" | jq
External Links