Summary
| ASN | AS3527 National Institutes of Health |
| BGP | 156.40.0.0/16 |
| Registry | IANA |
| Country | US |
| Status | assigned |
| IP Version | IPv4 |
| Allocated | Unknown |
| Last Updated | 2026-09-02 |
| 156.40.0.0/24 | 🇺🇸United States 100% | 1 | 0 | 0 |
| 156.40.53.0/24 | N/A | 0 | 1 | 1 |
| 156.40.64.0/24 | 🇺🇸United States 100% | 1 | 0 | 0 |
| 156.40.80.0/24 | 🇺🇸United States 100% | 1 | 0 | 0 |
| 156.40.88.0/24 | 🇺🇸United States 100% | 1 | 0 | 0 |
| 156.40.92.0/24 | 🇺🇸United States 100% | 1 | 0 | 0 |
| 156.40.93.0/24 | 🇺🇸United States 100% | 1 | 1 | 1 |
| 156.40.94.0/24 | 🇺🇸United States 100% | 1 | 1 | 1 |
| 156.40.95.0/24 | N/A | 0 | 1 | 1 |
| 156.40.96.0/24 | 🇺🇸United States 100% | 1 | 0 | 0 |
| 156.40.98.0/24 | N/A | 0 | 1 | 1 |
| 156.40.128.0/24 | 🇺🇸United States 100% | 1 | 0 | 0 |
| 156.40.192.0/24 | 🇺🇸United States 100% | 1 | 0 | 0 |
| 156.40.196.0/24 | 🇺🇸United States 100% | 1 | 0 | 0 |
| 156.40.197.0/24 | 🇺🇸United States 100% | 1 | 1 | 1 |
| 156.40.198.0/24 | 🇺🇸United States 100% | 1 | 0 | 0 |
| 156.40.200.0/24 | 🇺🇸United States 100% | 1 | 0 | 0 |
| 156.40.208.0/24 | 🇺🇸United States 100% | 1 | 0 | 0 |
| 156.40.224.0/24 | 🇺🇸United States 100% | 1 | 0 | 0 |
| 156.40.246.0/24 | N/A | 0 | 1 | 1 |