AS51277 Ostrowski-as Ostrowski Sp. z o.o.
🇵🇱Org handle: ORG-OSzo5-Ripe
RIPE NCCallocated
Announced Prefixes (BGP)
4total
4 IPv40 IPv6
IPv4 Addresses
Allocated (RIR)3,072
Announced (BGP)3,072
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)0
Announced Prefixes
(BGP)4|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 |
Allocated Prefixes
(RIR)4Prefix | Country | RIR | Status |
|---|---|---|---|
| 62.182.208.0/21 | 🇵🇱 PL | RIPENCC | assigned |
| 78.133.153.0/24 | 🇵🇱 PL | RIPE | assigned |
| 78.133.170.0/23 | 🇵🇱 PL | RIPE | assigned |
| 94.42.132.0/24 | 🇵🇱 PL | RIPE | assigned |
All 4 announced prefixes of AS51277 →
BGP Neighbours
(seen in AS paths)Upstreams (1)
Networks AS51277 hands its own prefixes to: transit providers, or peers at an exchange.
- AS12912TMPL T Mobile Polska S.A4
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 AS51277 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/51277Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/51277" | jq