AS61251 Host4Biz sp. z o.o. 🇵🇱 PL
Announcing 5 prefixes, seen at the RIS collectors.
IPv4 prefixes
4
2,816 (11 × /24)
IPv6 prefixes
1
8 × /32
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
1
transit customers observed
Customer cone
2
ASes reachable through it
Registry and operator data
- AS number
- AS61251
- Name
- Host4Biz sp. z o.o.
- Organisation
- Host4Biz sp. z o.o.
- Country
- 🇵🇱 PL
- RIR
- RIPENCC
- Allocated
- 2016-05-13
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
5 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 77.73.36.0/22 v4 | no ROA | 43 | 34549830861251 | 2026-09-18 |
| 91.195.12.0/23 v4 | no ROA | 43 | 34549830861251 | 2026-09-18 |
| 91.232.127.0/24 v4 | no ROA | 43 | 34549830861251 | 2026-09-18 |
| 185.151.244.0/22 v4 | no ROA | 43 | 34549830861251 | 2026-09-18 |
| 2a07:7c80::/29 v6 | no ROA | 38 | 34549830861251 | 2026-09-18 |