$ query “AS5606” --type=asn → 1 result(s)

AS5606 · GTS-BACKBONE

GTS Telecom SRL

AS5606 is owned by GTS Telecom SRL and is a major transit provider, registered in Romania since 2002. The system announces a respectable 92 416 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in Romania.

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

Basic Information

Country
🇷🇴 Romania
Category
Internet Service Provider
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
June 20, 2002
Last Changed
March 04, 2026
Last Seen
April 28, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
132 / 96
IPv6 Prefixes (raw / aggregated)
5 / 4
IPv4 Addresses
92 416
Largest IPv4 Prefix
/18 (16 384 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇷🇴 Romania (165 120 IPs)
Prefix Changed
March 30, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
6 upstreams providing transit
Peers
138 networks exchanging traffic without transit
Downstream Customers
83 downstreams buying transit
Unclassified
9 unclassified BGP neighbors
Degree
236 unique BGP neighbors
Reach
114 networks in customer cone

Upstream Providers (6)

  • AS174 — COGENT-174 (Tier-1 transit)
  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS3257 — GTT-BACKBONE (Tier-1 transit)
  • AS6762 — SEABONE-NET (Tier-1 transit)
  • AS8708 — DIGI-ROMANIA

Prefix Lists

IPv4 Prefixes (132 total)

  • 85.9.0.0/18 (16 384 addresses (/18 prefix))
  • 212.146.64.0/18 (16 384 addresses (/18 prefix))
  • 193.226.128.0/18 (16 384 addresses (/18 prefix))
  • 89.45.168.0/21 (2 048 addresses (/21 prefix))
  • 5.35.208.0/21 (2 048 addresses (/21 prefix))
  • 93.115.112.0/21 (2 048 addresses (/21 prefix))
  • 128.140.224.0/21 (2 048 addresses (/21 prefix))
  • 85.120.16.0/22 (1 024 addresses (/22 prefix))
  • 89.40.16.0/22 (1 024 addresses (/22 prefix))
  • 193.226.68.0/22 (1 024 addresses (/22 prefix))
  • 87.237.104.0/22 (1 024 addresses (/22 prefix))
  • 185.8.152.0/22 (1 024 addresses (/22 prefix))
  • 185.181.240.0/22 (1 024 addresses (/22 prefix))
  • 46.102.144.0/22 (1 024 addresses (/22 prefix))
  • 81.181.252.0/22 (1 024 addresses (/22 prefix))
  • 188.241.72.0/22 (1 024 addresses (/22 prefix))
  • 85.122.182.0/23 (512 addresses (/23 prefix))
  • 193.200.62.0/23 (512 addresses (/23 prefix))
  • 188.213.132.0/23 (512 addresses (/23 prefix))
  • 85.120.28.0/23 (512 addresses (/23 prefix))
  • 188.211.236.0/23 (512 addresses (/23 prefix))
  • 185.220.184.0/23 (512 addresses (/23 prefix))
  • 81.180.250.0/23 (512 addresses (/23 prefix))
  • 81.180.144.0/23 (512 addresses (/23 prefix))
  • 80.97.126.0/23 (512 addresses (/23 prefix))
  • 45.67.38.0/23 (512 addresses (/23 prefix))
  • 109.205.88.0/23 (512 addresses (/23 prefix))
  • 45.82.28.0/23 (512 addresses (/23 prefix))
  • 87.237.110.0/23 (512 addresses (/23 prefix))
  • 89.33.236.0/23 (512 addresses (/23 prefix))
  • 93.119.152.0/23 (512 addresses (/23 prefix))
  • 195.246.242.0/23 (512 addresses (/23 prefix))
  • 93.113.58.0/23 (512 addresses (/23 prefix))
  • 92.114.2.0/23 (512 addresses (/23 prefix))
  • 37.156.182.0/23 (512 addresses (/23 prefix))
  • 217.156.46.0/23 (512 addresses (/23 prefix))
  • 89.39.6.0/23 (512 addresses (/23 prefix))
  • 91.212.240.0/24 (256 addresses (/24 prefix))
  • 185.131.222.0/24 (256 addresses (/24 prefix))
  • 89.40.132.0/24 (256 addresses (/24 prefix))
  • 89.41.31.0/24 (256 addresses (/24 prefix))
  • 89.44.121.0/24 (256 addresses (/24 prefix))
  • 89.44.200.0/24 (256 addresses (/24 prefix))
  • 89.38.241.0/24 (256 addresses (/24 prefix))
  • 89.46.6.0/24 (256 addresses (/24 prefix))
  • 91.194.235.0/24 (256 addresses (/24 prefix))
  • 91.199.216.0/24 (256 addresses (/24 prefix))
  • 91.212.231.0/24 (256 addresses (/24 prefix))
  • 89.38.231.0/24 (256 addresses (/24 prefix))
  • 91.212.246.0/24 (256 addresses (/24 prefix))
  • and 46 more

IPv6 Prefixes (5 total)

  • 2a07:4ec0::/29
  • 2001:4d80::/32
  • 2a0c:7480::/32
  • 2a00:ece1::/48