$ query “AS9457” --type=asn → 1 result(s)

AS9457 — DREAMX-AS

DREAMLINE CO.

AS9457 is a mid-size transit provider run by DREAMLINE CO., registered in South Korea. The network announces a solid 901 632 IPv4 addresses, including a /16. Supports IPv6.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #4 in South Korea — Top 10 by reach within country

Basic Information

Country
🇰🇷 South Korea
Category
Hosting
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Last Changed
March 04, 2026
Last Seen
March 04, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
144 / 85
IPv6 Prefixes (raw / aggregated)
1 / 1
IPv4 Addresses
901 632
Largest IPv4 Prefix
/16 (65 536 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇰🇷 KR (66 IPs), 🇨🇳 CN (23 IPs), 🇺🇸 US (7 IPs), 🇯🇵 JP, 🇧🇩 BD, 🇬🇧 GB, 🇦🇪 AE, 🇷🇴 RO, 🇮🇩 ID, 🇮🇳 IN, 🇿🇦 ZA
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 3 flagged IPs out of 901 632 total (0.00%)

Connectivity Summary

Upstream Providers
5 upstream autonomous systems providing transit
Peers
13 autonomous systems exchanging traffic without transit fees
Downstream Customers
41 downstream autonomous systems buying transit
Degree
59 unique BGP neighbors (providers + customers + peers)
Reach
6 516 — customer cone size measuring network influence
Degree Rank
#2 645
Reach Rank
#509
Country Rank
#4

Upstream Providers (5)

  • AS174 — COGENT-174 (Tier-1 transit)
  • AS2914 — NTT-DATA-2914 (Tier-1 transit)
  • AS4637 — ASN-TELSTRA-GLOBAL
  • AS3786 — LGDACOM
  • AS9318 — SKB-AS

Prefix Lists

IPv4 Prefixes (144 total)

  • 61.96.0.0/16 (65 536 addresses)
  • 61.103.0.0/16 (65 536 addresses)
  • 61.107.0.0/16 (65 536 addresses)
  • 121.53.0.0/16 (65 536 addresses)
  • 125.57.0.0/16 (65 536 addresses)
  • 211.175.0.0/16 (65 536 addresses)
  • 211.183.0.0/16 (65 536 addresses)
  • 211.242.0.0/16 (65 536 addresses)
  • 211.249.0.0/16 (65 536 addresses)
  • 220.64.0.0/16 (65 536 addresses)
  • 220.230.0.0/16 (65 536 addresses)
  • 211.61.128.0/17 (32 768 addresses)
  • 211.111.0.0/17 (32 768 addresses)
  • 211.247.128.0/17 (32 768 addresses)
  • 211.56.128.0/18 (16 384 addresses)
  • 59.150.224.0/19 (8 192 addresses)
  • 210.181.0.0/19 (8 192 addresses)
  • 211.39.224.0/19 (8 192 addresses)
  • 211.45.64.0/19 (8 192 addresses)
  • 59.150.208.0/20 (4 096 addresses)
  • 59.150.0.0/21 (2 048 addresses)
  • 59.150.48.0/22 (1 024 addresses)
  • 59.150.128.0/22 (1 024 addresses)
  • 59.150.152.0/22 (1 024 addresses)
  • 79.110.0.0/22 (1 024 addresses)
  • 103.12.252.0/22 (1 024 addresses)
  • 103.237.120.0/22 (1 024 addresses)
  • 116.93.184.0/22 (1 024 addresses)
  • 169.40.96.0/22 (1 024 addresses)
  • 45.15.104.0/23 (512 addresses)
  • 59.150.16.0/23 (512 addresses)
  • 59.150.22.0/23 (512 addresses)
  • 59.150.46.0/23 (512 addresses)
  • 59.150.102.0/23 (512 addresses)
  • 59.150.104.0/23 (512 addresses)
  • 59.150.132.0/23 (512 addresses)
  • 59.150.142.0/23 (512 addresses)
  • 59.150.144.0/23 (512 addresses)
  • 59.150.168.0/23 (512 addresses)
  • 59.150.196.0/23 (512 addresses)
  • 116.93.182.0/23 (512 addresses)
  • 116.93.188.0/23 (512 addresses)
  • 181.41.210.0/23 (512 addresses)
  • 193.107.208.0/23 (512 addresses)
  • 193.168.186.0/23 (512 addresses)
  • 202.155.16.0/23 (512 addresses)
  • 220.158.206.0/23 (512 addresses)
  • 5.199.56.0/24 (256 addresses)
  • 40.183.92.0/24 (256 addresses)
  • 59.150.12.0/24 (256 addresses)

IPv6 Prefixes (1 total)

  • 2001:c48::/32