$ query “AS8866” --type=asn → 1 result(s)
AS8866 · VIVACOM-AS
Vivacom Bulgaria EAD
AS8866 is owned by Vivacom Bulgaria EAD and is a major transit provider, registered in Bulgaria since 2002. The system announces a solid 792 832 IPv4 addresses, including a /16, and supports IPv6. Most of its address space is geolocated to Bulgaria, with additional presence in Australia.
- Top 5% — Top 5% of all autonomous systems by reach and degree
- #9 in Bulgaria — Top 10 by reach within country
Basic Information
- Country
- 🇧🇬 Bulgaria
- Category
- Internet Service Provider
- Network Role
- Major Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- July 01, 2002
- Last Changed
- March 04, 2026
- Last Seen
- July 12, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 996 / 266
- IPv6 Prefixes (raw / aggregated)
- 203 / 1
- IPv4 Addresses
- 792 832
- Largest IPv4 Prefix
- /16 (65 536 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇧🇬 Bulgaria (1 039 216 IPs), 🇦🇺 Australia (10 144 IPs)
- Prefix Changed
- July 04, 2026
Reputation
- Reputation
- Good — 28 flagged IPs out of 792 832 total (0.00%)
- Open Proxies
- 4 known open proxies in this network
Connectivity Summary
- Upstream Providers
- 7 upstreams providing transit
- Peers
- 190 networks exchanging traffic without transit
- Downstream Customers
- 113 downstreams buying transit
- Unclassified
- 9 unclassified BGP neighbors
- Degree
- 319 unique BGP neighbors
- Reach
- 185 networks in customer cone
Upstream Providers (7)
Prefix Lists
IPv4 Prefixes (996 total)
- 79.100.0.0/16 (65 536 addresses (/16 prefix))
- 95.42.0.0/16 (65 536 addresses (/16 prefix))
- 95.43.0.0/17 (32 768 addresses (/17 prefix))
- 46.10.0.0/17 (32 768 addresses (/17 prefix))
- 90.154.128.0/17 (32 768 addresses (/17 prefix))
- 77.85.0.0/17 (32 768 addresses (/17 prefix))
- 87.126.0.0/17 (32 768 addresses (/17 prefix))
- 84.40.64.0/18 (16 384 addresses (/18 prefix))
- 87.126.192.0/18 (16 384 addresses (/18 prefix))
- 83.148.64.0/18 (16 384 addresses (/18 prefix))
- 85.187.64.0/18 (16 384 addresses (/18 prefix))
- 82.137.64.0/18 (16 384 addresses (/18 prefix))
- 95.43.128.0/18 (16 384 addresses (/18 prefix))
- 46.10.192.0/18 (16 384 addresses (/18 prefix))
- 95.87.192.0/18 (16 384 addresses (/18 prefix))
- 62.73.64.0/18 (16 384 addresses (/18 prefix))
- 87.126.160.0/19 (8 192 addresses (/19 prefix))
- 77.85.128.0/19 (8 192 addresses (/19 prefix))
- 83.228.0.0/19 (8 192 addresses (/19 prefix))
- 62.176.64.0/19 (8 192 addresses (/19 prefix))
- 212.50.64.0/19 (8 192 addresses (/19 prefix))
- 212.39.64.0/19 (8 192 addresses (/19 prefix))
- 87.243.96.0/19 (8 192 addresses (/19 prefix))
- 77.85.224.0/19 (8 192 addresses (/19 prefix))
- 213.91.224.0/19 (8 192 addresses (/19 prefix))
- 46.10.128.0/19 (8 192 addresses (/19 prefix))
- 93.152.128.0/19 (8 192 addresses (/19 prefix))
- 37.157.160.0/19 (8 192 addresses (/19 prefix))
- 83.228.96.0/19 (8 192 addresses (/19 prefix))
- 46.249.64.0/19 (8 192 addresses (/19 prefix))
- 78.154.0.0/19 (8 192 addresses (/19 prefix))
- 94.236.240.0/20 (4 096 addresses (/20 prefix))
- 77.85.176.0/20 (4 096 addresses (/20 prefix))
- 83.228.64.0/20 (4 096 addresses (/20 prefix))
- 95.43.240.0/20 (4 096 addresses (/20 prefix))
- 213.91.208.0/20 (4 096 addresses (/20 prefix))
- 84.238.144.0/20 (4 096 addresses (/20 prefix))
- 94.236.176.0/20 (4 096 addresses (/20 prefix))
- 93.152.160.0/20 (4 096 addresses (/20 prefix))
- 109.199.128.0/20 (4 096 addresses (/20 prefix))
- 83.228.32.0/20 (4 096 addresses (/20 prefix))
- 213.91.128.0/20 (4 096 addresses (/20 prefix))
- 62.176.112.0/20 (4 096 addresses (/20 prefix))
- 213.16.48.0/20 (4 096 addresses (/20 prefix))
- 87.126.144.0/20 (4 096 addresses (/20 prefix))
- 95.43.208.0/20 (4 096 addresses (/20 prefix))
- 87.243.80.0/20 (4 096 addresses (/20 prefix))
- 77.85.208.0/21 (2 048 addresses (/21 prefix))
- 213.91.200.0/21 (2 048 addresses (/21 prefix))
- 87.254.160.0/21 (2 048 addresses (/21 prefix))
IPv6 Prefixes (203 total)
- 2a01:5a8::/32