216.57.104.0/21 - BGP Prefix
IPv4RIPE NCCallocated RPKI Valid
CIDR
216.57.104.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇩🇪 Germany
City
Frankfurt Am Main
RIR
RIPE NCC
Status
allocated
Allocated
2005-08-12
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below. | ||||
More-Specific Announcements
8 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 216.57.104.0/24 | AS210976 TWC-EU Timeweb, LLP | Valid | - | 2026-10-11 |
| 216.57.105.0/24 | AS210976 TWC-EU Timeweb, LLP | Valid | - | 2026-10-11 |
| 216.57.106.0/24 | AS210976 TWC-EU Timeweb, LLP | Valid | - | 2026-10-11 |
| 216.57.107.0/24 | AS210976 TWC-EU Timeweb, LLP | Valid | - | 2026-10-11 |
| 216.57.108.0/24 | AS210976 TWC-EU Timeweb, LLP | Valid | - | 2026-10-11 |
| 216.57.109.0/24 | AS210976 TWC-EU Timeweb, LLP | Valid | - | 2026-10-11 |
| 216.57.110.0/24 | AS210976 TWC-EU Timeweb, LLP | Valid | - | 2026-10-11 |
| 216.57.111.0/24 | AS210976 TWC-EU Timeweb, LLP | Valid | - | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 216.57.104.0/21 | AS210976 | /32 | ripe |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 216.57.104.0/24 | AS210976 | 🇳🇱NL | assigned |
| 216.57.105.0/24 | AS210976 | 🇳🇱NL | assigned |
| 216.57.106.0/24 | AS210976 | 🇳🇱NL | assigned |
| 216.57.107.0/24 | AS210976 | 🇳🇱NL | assigned |
| 216.57.108.0/24 | AS210976 | 🇳🇱NL | assigned |
| 216.57.109.0/24 | AS210976 | 🇳🇱NL | assigned |
| 216.57.110.0/24 | AS210976 | 🇳🇱NL | assigned |
| 216.57.111.0/24 | AS210976 | 🇳🇱NL | assigned |
Transfer History
Registry transfers of 216.57.104.0/21, blocks inside it, or blocks containing it.
- 216.57.104.0/21inter-RIRTransfer ·
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 RIPE NCC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/216.57.104.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/216.57.104.0/21" | jq
External Links