2a00:b400::/29 - TDS Manage Now (AS12857)
CIDR
2a00:b400::/29
IP Version
IPv6
Addresses
633825.3Y
Mask
/29
Country
🇩🇪 Germany
City
Neckarsulm
RIR
RIPE NCC
Status
allocated
Allocated
2010-12-22
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2a00:b400::/29 | AS12857 TDS Manage Now GmbH | Valid | RIPE | 2026-10-11 |
More-Specific Announcements
1 more-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2a00:b404:e000::/36 | AS203329 ESHELTER NTT Global Data Centers EMEA GmbH | Valid | - | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 2a00:b400::/29 | AS12857 | /36 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS12857 | RIPE | TDSAG-MNT | 2025-12-18 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 2a00:b404::/32 | 🇩🇪DE | assigned | |
| 2a00:b407::/32 | 🇩🇪DE | assigned |
Origin ASN
AS12857
TDS Manage Now GmbH
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/2a00:b400::/29Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2a00:b400::/29" | jq
External Links