2a01:666::/40 - ASN TSI IAS Telekom Deutschland (AS48951)
CIDR
2a01:666::/40
IP Version
IPv6
Addresses
309.4Y
Mask
/40
Country
🇺🇸 United States
City
Stuttgart
RIR
RIPE NCC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2a01:666::/40 | AS48951 ASN-TSI-IAS Telekom Deutschland GmbH | Valid | RIPE | 2026-10-11 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2a01:660::/29 | AS48951 ASN-TSI-IAS Telekom Deutschland GmbH | Valid | - | 2026-10-11 |
| 2a01:666::/32 | AS48951 ASN-TSI-IAS Telekom Deutschland GmbH | Valid | - | 2026-10-11 |
RPKI ROAs
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS48951 | RIPE | DE-TSBS-R-MNT | 2016-12-19 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 2a01:666::/52 | 🇺🇸US | assigned | |
| 2a01:666:0:6400::/56 | 🇺🇸US | assigned |
Transfer History
Registry transfers of 2a01:666::/40, blocks inside it, or blocks containing it.
- 2a01:660::/29Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 2a01:660::/29 | T-Systems International GmbH | Telekom Deutschland GmbH | Transfer |
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 RIPE NCC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/2a01:666::/40Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2a01:666::/40" | jq
External Links