74.189.0.0/16 - AT&T Enterprises (AS6389)
CIDR
74.189.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Albany
RIR
ARIN
Status
allocated
Allocated
2006-10-30
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 74.189.0.0/16 | AS6389 BELLSOUTH-NET-BLK - AT&T Enterprises, LLC | Valid | ARIN | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 74.189.0.0/16 | AS6389 | /16 | arin |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS6389 | ARIN | MNT-AEL-360 | 2025-12-23 |
Transfer History
Registry transfers of 74.189.0.0/16, blocks inside it, or blocks containing it.
- 74.188.0.0/15M&A ·
- 74.160.0.0/11M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 74.188.0.0/15 | M&A | |||
| 74.160.0.0/11 | M&A |
Related Prefixes
More prefixes of AS6389
All prefixes of AS6389 →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/74.189.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/74.189.0.0/16" | jq
External Links