199.103.128.0/17 - NTT America (AS2914)
CIDR
199.103.128.0/17
IP Version
IPv4
Addresses
32.7K
Mask
/17 (255.255.128.0)
Country
🇺🇸 United States
City
New York
RIR
ARIN
Status
allocated
Allocated
1994-02-22
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 199.103.128.0/17 | AS2914 NTT-DATA-2914 - NTT America, Inc. | Valid | - | 2026-10-13 |
More-Specific Announcements
4 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 199.103.192.0/20 | AS6079 RCN-AS - RCN | Valid | - | 2026-10-13 |
| 199.103.208.0/20 | AS6079 RCN-AS - RCN | Valid | - | 2026-10-13 |
| 199.103.224.0/20 | AS6079 RCN-AS - RCN | Valid | - | 2026-10-13 |
| 199.103.240.0/20 | AS6079 RCN-AS - RCN | Valid | - | 2026-10-13 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 199.103.128.0/17 | AS2914 | /17 | arin |
Origin ASN
AS2914
NTT-DATA-2914 - NTT America, Inc.
Related Prefixes
More prefixes of AS2914
All prefixes of AS2914 →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/199.103.128.0/17Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/199.103.128.0/17" | jq
External Links