AS214138 host-zentrum Julian Kempf trading as Host-Zentrum
🇩🇪Org handle: ORG-HZ22-RIPE
RIPE NCCallocated
Announced Prefixes (BGP)
3total
1 IPv42 IPv6
IPv4 Addresses
Allocated (RIR)256
Announced (BGP)256
IPv6 Addresses
Allocated (RIR)2.4×10²⁴
Announced (BGP)2.4×10²⁴
Routing hygiene
Score 10/100 · Low riskRPKI ROA coverage
100%
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
1
diversity 0/100
- Only one upstream seen in the AS paths of its routes
Based on 3 announced prefixes, updated daily (2026-10-21). How the score works · RPKI explained
Announced Prefixes
(BGP)3|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | Other IRRRIPE | 2026-10-26 | |
| Valid | RIPE | 2026-10-26 | |
| Valid | RIPE | 2026-10-26 |
Allocated Prefixes
(RIR)3Prefix | Country | RIR | Status |
|---|---|---|---|
| 31.56.45.0/24 | 🇩🇪 DE | RIPE | assigned |
| 2a11:29c0:4d::/48 | 🇩🇪 DE | RIPE | assigned |
| 2a13:9500:199::/48 | 🇩🇪 DE | RIPE | assigned |
All 3 announced prefixes of AS214138 →
BGP Neighbours
(seen in AS paths)Upstreams (1)
Networks AS214138 hands its own prefixes to: transit providers, or peers at an exchange.
- AS44486SYNLINQ Oliver Horscht Trading "SYNLINQ"3
Downstreams (1)
Networks whose own prefixes AS214138 passes on: usually its customers.
- AS215375Noctura Luca Nowak1
Other adjacent networks (1)
Adjacent to AS214138 in the transit part of AS paths: peers, providers or customers.
- AS30823AUROLOGIC2
ASPA
No ASPA
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
- ASPA explainedWhy AS214138 should publish an ASPA object
- 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/214138Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/214138" | jq