AS205421 SCULKSOFT-AS Sculk Software LLC
🇷🇺Org handle: ORG-SCLK2-RIPE
RIPE NCCallocatedASPA Published
Announced Prefixes (BGP)
3total
2 IPv41 IPv6
IPv4 Addresses
Allocated (RIR)256
Announced (BGP)512
IPv6 Addresses
Allocated (RIR)1.2×10²⁴
Announced (BGP)1.2×10²⁴
Routing hygiene
Score 16/100 · Low riskRPKI ROA coverage
66.7%
no RPKI invalid prefixes
IRR route objects
100%
no origin mismatches
Hijack signals
0
0 announced against others' ROAs, 0 own announced by others
Upstreams
2
diversity 44/100
- 33% of announced prefixes (1 of 3) have no valid ROA
Based on 3 announced prefixes, updated daily (2026-10-19). How the score works · RPKI explained
Announced Prefixes
(BGP)3|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
91.199.230.0/24MOAS | Valid | RIPE | 2026-10-26 |
95.214.92.0/24MOAS | Valid | RIPE | 2026-10-26 |
| No ROA | RIPE | 2026-10-26 |
Allocated Prefixes
(RIR)3Prefix | Country | RIR | Status |
|---|---|---|---|
| 91.199.230.0/25 | 🇷🇺 RU | RIPE | assigned |
| 91.199.230.128/25 | 🇷🇺 RU | RIPE | assigned |
| 2a0d:d940:9007::/48 | 🇷🇺 RU | RIPE | assigned |
All 3 announced prefixes of AS205421 →
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/205421Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/205421" | jq