2001:4870:e00b::/48 - T Mobile USA (AS21928)
CIDR
2001:4870:e00b::/48
IP Version
IPv6
Addresses
1.2Y
Mask
/48
Country
🇺🇸 United States
City
Bellevue (Factoria)
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 |
|---|---|---|---|---|
| 2001:4870:e00b::/48 | AS21928 T-MOBILE-AS21928 - T-Mobile USA, Inc. | Valid | ARINOther IRR | 2026-10-12 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2001:4870::/31 | AS3549 LVLT-3549 - Level 3 Parent, LLC | No ROA | - | 2026-10-12 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 2001:4870:e00b::/48 | AS21928 | /48 | arin |
Transfer History
Registry transfers of 2001:4870:e00b::/48, blocks inside it, or blocks containing it.
- 2001:4870::/31M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 2001:4870::/31 | M&A |
Related Prefixes
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/2001:4870:e00b::/48Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2001:4870:e00b::/48" | jq
External Links