74.236.0.0/14 - BGP Prefix
IPv4not announced RPKI Valid
CIDR
74.236.0.0/14
IP Version
IPv4
Addresses
262.1K
Mask
/14 (255.252.0.0)
Country
๐บ๐ธ United States
City
Dallas (Dallas Downtown Historic District)
Status
not announced
Allocated
-
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
Swipe sideways to see all columns โ
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below. | ||||
More-Specific Announcements
3 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 74.237.0.0/16 | AS16509 AMAZON-02 - Amazon.com, Inc. | Valid | - | 2026-10-11 |
| 74.238.0.0/16 | AS6389 BELLSOUTH-NET-BLK - AT&T Enterprises, LLC | Valid | - | 2026-10-11 |
| 74.239.0.0/16 | AS6389 BELLSOUTH-NET-BLK - AT&T Enterprises, LLC | Valid | - | 2026-10-11 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 74.236.0.0/16 | ๐บ๐ธUS | allocated | |
| 74.237.0.0/16 | AS16509 | ๐บ๐ธUS | allocated |
| 74.238.0.0/15 | ๐บ๐ธUS | allocated |
Transfer History
Registry transfers of 74.236.0.0/14, blocks inside it, or blocks containing it.
- 74.236.0.0/16Transfer ยท
- 74.237.0.0/16Transfer ยท
- 74.236.0.0/14M&A ยท
- 74.224.0.0/11M&A ยท
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 74.236.0.0/16 | AT&T Enterprises, LLC | Brightspeed | Transfer | |
| 74.237.0.0/16 | AT&T Enterprises, LLC | Amazon.com, Inc. | Transfer | |
| 74.236.0.0/14 | AT&T Corp. | AT&T Enterprises, LLC | M&A | |
| 74.224.0.0/11 | BellSouth.net Inc. | AT&T Corp. | M&A |
Geolocation
Country๐บ๐ธUnited StatesUS
RegionTexas
CityDallas (Dallas Downtown Historic District)
Coordinates32.7796, -96.7989 โ
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/74.236.0.0/14Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/74.236.0.0/14" | jq
External Links