104.244.104.0/21 - Shenandoah Cable Television (AS4922)
CIDR
104.244.104.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Forest
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 104.244.104.0/21 | AS4922 SHENTEL - Shenandoah Cable Television LLC | No ROA | - | 2026-10-11 |
More-Specific Announcements
5 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 104.244.104.0/22 | AS4922 SHENTEL - Shenandoah Cable Television LLC | No ROA | - | 2026-10-11 |
| 104.244.104.0/24 | AS4922 SHENTEL - Shenandoah Cable Television LLC | Valid | - | 2026-10-11 |
| 104.244.105.0/24 | AS4922 SHENTEL - Shenandoah Cable Television LLC | Valid | - | 2026-10-11 |
| 104.244.106.0/23 | AS4922 SHENTEL - Shenandoah Cable Television LLC | Valid | - | 2026-10-11 |
| 104.244.108.0/22 | AS4922 SHENTEL - Shenandoah Cable Television LLC | Valid | - | 2026-10-11 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 104.244.104.0/24 | AS4922 | 🇺🇸US | allocated |
| 104.244.105.0/24 | AS15091 | 🇺🇸US | allocated |
| 104.244.106.0/23 | AS4922 | 🇺🇸US | allocated |
| 104.244.108.0/22 | AS4922 | 🇺🇸US | allocated |
Transfer History
Registry transfers of 104.244.104.0/21, blocks inside it, or blocks containing it.
- 104.244.105.0/24M&A ·
- 104.244.104.0/21M&A ·
- 104.244.104.0/21M&A ·
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 transfer marketTransfers published by all five RIRs
API
Open https://api.ipctl.io/v1/prefix/104.244.104.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/104.244.104.0/21" | jq
External Links