170.17.128.0/17 - SWISSCOM (Schweiz) (AS3303)
CIDR
170.17.128.0/17
IP Version
IPv4
Addresses
32.7K
Mask
/17 (255.255.128.0)
Country
🇨🇭 Switzerland
City
Grono
RIR
RIPE NCC
Status
allocated
Allocated
1993-12-23
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 170.17.128.0/17 | AS3303 SWISSCOM Swisscom (Schweiz) AG | Valid | RIPE | 2026-10-11 |
More-Specific Announcements
2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 170.17.128.0/18 | AS3303 SWISSCOM Swisscom (Schweiz) AG | Valid | - | 2026-10-11 |
| 170.17.192.0/18 | AS3303 SWISSCOM Swisscom (Schweiz) AG | Valid | - | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 170.17.128.0/17 | AS3303 | /24 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS3303 | RIPE | CH-UNISOURCE-MNT | 2018-09-07 |
More Specific Prefixes
Transfer History
Registry transfers of 170.17.128.0/17, blocks inside it, or blocks containing it.
- 170.17.128.0/17inter-RIRTransfer ·
Origin ASN
AS3303
SWISSCOM Swisscom (Schweiz) AG
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/170.17.128.0/17Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/170.17.128.0/17" | jq
External Links