$ query “AS12615” --type=asn → 1 result(s)

AS12615 — GCN-AS

Global Communication Net Plc

AS12615 is a mid-size transit provider run by Global Communication Net Plc, based in Bulgaria since 2004. The network announces a respectable 17 920 IPv4 addresses. Supports IPv6.

  • Top 5% — Top 5% of all autonomous systems by reach and degree

Basic Information

Country
🇧🇬 Bulgaria
Category
Hosting
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
April 21, 2004
Last Changed
March 04, 2026
Last Seen
March 05, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
47 / 32
IPv6 Prefixes (raw / aggregated)
1 / 1
IPv4 Addresses
17 920
Largest IPv4 Prefix
/20 (4 096 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇧🇬 BG (34 IPs), 🇬🇧 GB (2 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 1 flagged IPs out of 17 920 total (0.01%)

Connectivity Summary

Upstream Providers
9 upstream autonomous systems providing transit
Peers
163 autonomous systems exchanging traffic without transit fees
Downstream Customers
25 downstream autonomous systems buying transit
Degree
200 unique BGP neighbors (providers + customers + peers)
Reach
30 — customer cone size measuring network influence
Degree Rank
#658
Reach Rank
#1 882

Upstream Providers (9)

  • AS174 — COGENT-174 (Tier-1 transit)
  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS9002 — RETN-AS
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS6762 — SEABONE-NET (Tier-1 transit)
  • AS44901 — BELCLOUD
  • AS212508 — LOWHOSTING-AS
  • AS1273 — CW
  • AS59900 — BALKAN-INTERNET-EXCHANGE (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (47 total)

  • 87.246.0.0/20 (4 096 addresses)
  • 109.160.80.0/21 (2 048 addresses)
  • 87.246.28.0/22 (1 024 addresses)
  • 78.108.240.0/23 (512 addresses)
  • 83.222.178.0/23 (512 addresses)
  • 87.246.44.0/23 (512 addresses)
  • 87.246.62.0/23 (512 addresses)
  • 109.160.0.0/23 (512 addresses)
  • 109.160.8.0/23 (512 addresses)
  • 109.160.44.0/23 (512 addresses)
  • 109.160.114.0/23 (512 addresses)
  • 109.160.118.0/23 (512 addresses)
  • 109.160.120.0/23 (512 addresses)
  • 212.70.130.0/23 (512 addresses)
  • 212.70.132.0/23 (512 addresses)
  • 212.70.158.0/23 (512 addresses)
  • 78.108.243.0/24 (256 addresses)
  • 78.108.252.0/24 (256 addresses)
  • 83.222.161.0/24 (256 addresses)
  • 83.222.166.0/24 (256 addresses)
  • 83.222.169.0/24 (256 addresses)
  • 83.222.171.0/24 (256 addresses)
  • 83.222.173.0/24 (256 addresses)
  • 83.222.174.0/24 (256 addresses)
  • 83.222.181.0/24 (256 addresses)
  • 83.222.183.0/24 (256 addresses)
  • 87.246.61.0/24 (256 addresses)
  • 109.160.41.0/24 (256 addresses)
  • 109.160.99.0/24 (256 addresses)
  • 185.43.59.0/24 (256 addresses)
  • 212.5.59.0/24 (256 addresses)
  • 212.70.151.0/24 (256 addresses)

IPv6 Prefixes (1 total)

  • 2a02:2248::/32