AS21273 TEST-AS-Cust Swisscom (Schweiz) AG
🇨🇭Org handle: ORG-SI1-RIPE
RIPE NCCallocatedASPA Published
Announced Prefixes (BGP)
5total
3 IPv42 IPv6
IPv4 Addresses
Allocated (RIR)512
Announced (BGP)768
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)2.4×10²⁴
Routing hygiene
Score 11/100 · Low riskRPKI ROA coverage
100%
no RPKI invalid prefixes
IRR route objects
60%
2 prefixes registered for another origin
Hijack signals
0
0 announced against others' ROAs, 0 own announced by others
Upstreams
2
diversity 48/100
- 40% of announced prefixes (2 of 5) have no IRR route object for this ASN
Based on 5 announced prefixes, updated daily (2026-10-23). How the score works · RPKI explained
Announced Prefixes
(BGP)5|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | RIPE | 2026-10-24 | |
| Valid | - | 2026-10-24 | |
| Valid | RIPE | 2026-10-24 | |
| Valid | RIPE | 2026-10-24 | |
| Valid | - | 2026-10-24 |
Allocated Prefixes
(RIR)2Prefix | Country | RIR | Status |
|---|---|---|---|
| 193.5.252.0/24 | 🇨🇭 CH | RIPENCC | allocated |
| 212.243.54.0/24 | 🇨🇭 CH | RIPE | assigned |
All 5 announced prefixes of AS21273 →
Abuse Contact
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- How to run an ASPA checkVerify the upstream providers listed above
- IPv4 transfers in the RIPE NCC regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/21273Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/21273" | jq