$ query “AS15397” --type=asn → 1 result(s)
AS15397 · ONECRNAGORADOO
One Crna Gora DOO
AS15397 is owned by One Crna Gora DOO and is a residential access provider, established in Montenegro in 2004. The system announces 4 608 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Montenegro.
- #3 in Montenegro — Top 10 by reach within country
Basic Information
- Country
- 🇲🇪 Montenegro
- Category
- Internet Service Provider
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- October 05, 2004
- Last Changed
- March 19, 2026
- Last Seen
- September 21, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 2 / 2
- IPv6 Prefixes (raw / aggregated)
- 2 / 2
- IPv4 Addresses
- 4 608
- Largest IPv4 Prefix
- /20 (4 096 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇲🇪 Montenegro (8 704 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 1 upstream providing transit
- Downstream Customers
- 4 downstreams buying transit
- Degree
- 5 unique BGP neighbors
- Reach
- 5 networks in customer cone
Upstream Providers (1)
- AS15958 — CETIN-DOO-AS
Prefix Lists
IPv4 Prefixes (2 total)
- 79.143.96.0/20 (4 096 addresses (/20 prefix))
- 185.179.52.0/23 (512 addresses (/23 prefix))
IPv6 Prefixes (2 total)
- 2a01:5da0::/32
- 2a03:16a0::/32