$ query “AS8308” --type=asn → 1 result(s)
AS8308 · NASK-COMMERCIAL
NAUKOWA I AKADEMICKA SIEC KOMPUTEROWA - PANSTWOWY INSTYTUT BADAWCZY
AS8308 is run by NAUKOWA I AKADEMICKA SIEC KOMPUTEROWA - PANSTWOWY INSTYTUT… and is a mid-size transit provider, established in Poland in 2002. The system announces a solid 279 552 IPv4 addresses, including a /16, and supports IPv6. Its primary geographic footprint is in Poland.
- Top 5% — Top 5% of all autonomous systems by reach and degree
Basic Information
- Country
- 🇵🇱 Poland
- Category
- Government/Public Administration
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- July 29, 2002
- Last Changed
- October 05, 2026
- Last Seen
- October 21, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 11 / 9
- IPv6 Prefixes (raw / aggregated)
- 4 / 2
- IPv4 Addresses
- 279 552
- Largest IPv4 Prefix
- /16 (65 536 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇵🇱 Poland (279 552 IPs)
- Prefix Changed
- September 26, 2026
Reputation
- Reputation
- Good — 3 flagged IPs out of 279 552 total (0.00%)
Connectivity Summary
- Upstream Providers
- 5 upstreams providing transit
- Peers
- 126 networks exchanging traffic without transit
- Downstream Customers
- 66 downstreams buying transit
- Unclassified
- 12 unclassified BGP neighbors
- Degree
- 209 unique BGP neighbors
- Reach
- 82 networks in customer cone
Upstream Providers (5)
Prefix Lists
IPv4 Prefixes (11 total)
- 193.59.0.0/16 (65 536 addresses (/16 prefix))
- 194.92.0.0/16 (65 536 addresses (/16 prefix))
- 194.181.0.0/16 (65 536 addresses (/16 prefix))
- 195.164.0.0/17 (32 768 addresses (/17 prefix))
- 195.187.128.0/17 (32 768 addresses (/17 prefix))
- 195.187.0.0/18 (16 384 addresses (/18 prefix))
- 91.194.210.0/23 (512 addresses (/23 prefix))
- 153.92.26.0/24 (256 addresses (/24 prefix))
- 217.9.165.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (4 total)
- 2001:a10::/32
- 2a0a:3a40::/32