15.40.64.0/18 - OpenNet AT&T Global Network Services Nederland B.V (AS21326)
CIDR
15.40.64.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇺🇸 United States
City
Palo Alto
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 15.40.64.0/18 | AS21326 OpenNet-SA AT&T Global Network Services Nederland B.V. | No ROA | Other IRR | 2026-10-11 |
More-Specific Announcements
6 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 15.40.75.0/24 | AS21326 OpenNet-SA AT&T Global Network Services Nederland B.V. | No ROA | - | 2026-10-11 |
| 15.40.80.0/23 | AS25888 HPINC - HP Inc. | No ROA | - | 2026-10-11 |
| 15.40.83.0/24 | AS25888 HPINC - HP Inc. | No ROA | - | 2026-10-11 |
| 15.40.84.0/24 | AS2687 ATGS-MMD-AS - AT&T Enterprises, LLC | No ROA | - | 2026-10-11 |
| 15.40.85.0/24 | AS2687 ATGS-MMD-AS - AT&T Enterprises, LLC | No ROA | - | 2026-10-11 |
| 15.40.86.0/24 | AS2687 ATGS-MMD-AS - AT&T Enterprises, LLC | No ROA | - | 2026-10-11 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS21326 | Other IRR | MAINT-AS7132 | 2023-11-13 |
Transfer History
Registry transfers of 15.40.64.0/18, blocks inside it, or blocks containing it.
- 15.0.0.0/10M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 15.0.0.0/10 | M&A |
Related Prefixes
Geolocation
Abuse Contact
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/15.40.64.0/18Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/15.40.64.0/18" | jq
External Links