$ query “AS9121” --type=asn → 1 result(s)

AS9121 — TTNET

Turk Telekomunikasyon Anonim Sirketi

AS9121 is a major transit provider operated by Turk Telekomunikasyon Anonim Sirketi, based in Türkiye since 2002. The network announces an impressive 6.9 million IPv4 addresses, including a /11. Supports IPv6.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #95 by Reach — Top 100 by customer cone size
  • #1 in Türkiye — Top 10 by reach within country

Basic Information

Country
🇹🇷 Türkiye
Category
Internet Service Provider
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
September 19, 2002
Last Changed
March 04, 2026
Last Seen
March 04, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
1 152 / 16
IPv6 Prefixes (raw / aggregated)
136 / 7
IPv4 Addresses
6 930 688
Largest IPv4 Prefix
/11 (2 097 152 addresses)
Largest IPv6 Prefix
/31
Geolocated Countries
🇹🇷 TR (21 IPs), 🇦🇺 AU (2 IPs), 🇺🇸 US (1 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 132 flagged IPs out of 6 930 688 total (0.00%)
Open Proxies
4 known open proxies in this network

Connectivity Summary

Upstream Providers
5 upstream autonomous systems providing transit
Peers
45 autonomous systems exchanging traffic without transit fees
Downstream Customers
297 downstream autonomous systems buying transit
Degree
352 unique BGP neighbors (providers + customers + peers)
Reach
36 545 — customer cone size measuring network influence
Degree Rank
#375
Reach Rank
#95
Country Rank
#1

Upstream Providers (5)

  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS3257 — GTT-BACKBONE (Tier-1 transit)
  • AS2914 — NTT-DATA-2914 (Tier-1 transit)
  • AS3320 — DTAG (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (1 152 total)

  • 78.160.0.0/11 (2 097 152 addresses)
  • 88.224.0.0/11 (2 097 152 addresses)
  • 85.96.0.0/12 (1 048 576 addresses)
  • 95.0.0.0/12 (1 048 576 addresses)
  • 81.212.0.0/14 (262 144 addresses)
  • 195.174.0.0/15 (131 072 addresses)
  • 212.174.0.0/15 (131 072 addresses)
  • 212.156.0.0/16 (65 536 addresses)
  • 62.248.0.0/17 (32 768 addresses)
  • 194.54.32.0/19 (8 192 addresses)
  • 2.17.224.0/20 (4 096 addresses)
  • 2.20.24.0/22 (1 024 addresses)
  • 23.55.52.0/22 (1 024 addresses)
  • 93.155.104.0/22 (1 024 addresses)
  • 176.52.176.0/22 (1 024 addresses)
  • 193.110.209.0/24 (256 addresses)

IPv6 Prefixes (136 total)

  • 2a00:1d32::/31
  • 2a00:1d36::/31
  • 2a00:1d34::/32
  • 2a01:358::/32
  • 2a02:26f0:c700::/48
  • 2a02:26f0:cb00::/48
  • 2a02:26f0:d100::/48