$ query “AS15497” --type=asn → 1 result(s)

AS15497 · COLOCALL

1 Cloud Lab s.r.o.

AS15497 is run by 1 Cloud Lab s.r.o. and is a mid-size transit provider, established in Slovakia in 2002. The system announces a respectable 16 896 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Ukraine.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #6 in Slovakia — Top 10 by reach within country

Basic Information

Country
🇸🇰 Slovakia
Category
Hosting
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
September 20, 2002
Last Changed
March 04, 2026
Last Seen
July 25, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
19 / 4
IPv6 Prefixes (raw / aggregated)
1 / 1
IPv4 Addresses
16 896
Largest IPv4 Prefix
/19 (8 192 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇺🇦 Ukraine (33 792 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
4 upstreams providing transit
Peers
16 networks exchanging traffic without transit
Downstream Customers
15 downstreams buying transit
Unclassified
1 unclassified BGP neighbor
Degree
36 unique BGP neighbors
Reach
20 networks in customer cone

Upstream Providers (4)

Prefix Lists

IPv4 Prefixes (19 total)

  • 31.28.160.0/19 (8 192 addresses (/19 prefix))
  • 62.149.0.0/19 (8 192 addresses (/19 prefix))
  • 193.35.25.0/24 (256 addresses (/24 prefix))
  • 193.41.239.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (1 total)

  • 2a03:6300::/32