$ query “AS3786” --type=asn → 1 result(s)
AS3786 — LGDACOM
LG DACOM Corporation
AS3786 is a major transit provider operated by LG DACOM Corporation, registered in South Korea. The network announces an impressive 8.7 million IPv4 addresses, including a /12. Supports IPv6.
- Top 5% — Top 5% of all autonomous systems by reach and degree
- #3 in South Korea — Top 10 by reach within country
Basic Information
- Country
- 🇰🇷 South Korea
- Category
- Internet Service Provider
- Network Role
- Major 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)
- 897 / 403
- IPv6 Prefixes (raw / aggregated)
- 57 / 15
- IPv4 Addresses
- 8 691 712
- Largest IPv4 Prefix
- /12 (1 048 576 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇰🇷 KR (442 IPs), 🇺🇸 US (11 IPs), 🇯🇵 JP (6 IPs), 🇦🇺 AU, 🇸🇬 SG
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Good — 248 flagged IPs out of 8 691 712 total (0.00%)
- Open Proxies
- 7 known open proxies in this network
Connectivity Summary
- Upstream Providers
- 8 upstream autonomous systems providing transit
- Peers
- 155 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 414 downstream autonomous systems buying transit
- Degree
- 582 unique BGP neighbors (providers + customers + peers)
- Reach
- 8 335 — customer cone size measuring network influence
- Degree Rank
- #239
- Reach Rank
- #467
- Country Rank
- #3
Upstream Providers (8)
Prefix Lists
IPv4 Prefixes (897 total)
- 1.208.0.0/12 (1 048 576 addresses)
- 106.240.0.0/12 (1 048 576 addresses)
- 58.72.0.0/13 (524 288 addresses)
- 61.32.0.0/13 (524 288 addresses)
- 112.216.0.0/13 (524 288 addresses)
- 115.88.0.0/13 (524 288 addresses)
- 58.148.0.0/14 (262 144 addresses)
- 61.40.0.0/14 (262 144 addresses)
- 118.128.0.0/14 (262 144 addresses)
- 121.64.0.0/14 (262 144 addresses)
- 123.140.0.0/14 (262 144 addresses)
- 211.168.0.0/14 (262 144 addresses)
- 59.186.0.0/15 (131 072 addresses)
- 60.196.0.0/15 (131 072 addresses)
- 210.206.0.0/15 (131 072 addresses)
- 211.118.0.0/15 (131 072 addresses)
- 211.180.0.0/15 (131 072 addresses)
- 220.66.0.0/15 (131 072 addresses)
- 220.68.0.0/15 (131 072 addresses)
- 117.52.0.0/16 (65 536 addresses)
- 124.194.0.0/16 (65 536 addresses)
- 164.124.0.0/16 (65 536 addresses)
- 182.162.0.0/16 (65 536 addresses)
- 210.108.0.0/16 (65 536 addresses)
- 210.120.0.0/16 (65 536 addresses)
- 210.124.0.0/16 (65 536 addresses)
- 210.182.0.0/16 (65 536 addresses)
- 210.216.0.0/16 (65 536 addresses)
- 211.32.0.0/16 (65 536 addresses)
- 211.40.0.0/16 (65 536 addresses)
- 211.50.0.0/16 (65 536 addresses)
- 211.53.0.0/16 (65 536 addresses)
- 211.60.0.0/16 (65 536 addresses)
- 110.45.128.0/17 (32 768 addresses)
- 121.254.128.0/17 (32 768 addresses)
- 202.31.0.0/17 (32 768 addresses)
- 203.233.0.0/17 (32 768 addresses)
- 203.248.128.0/17 (32 768 addresses)
- 210.92.128.0/17 (32 768 addresses)
- 210.96.128.0/17 (32 768 addresses)
- 210.107.0.0/17 (32 768 addresses)
- 211.62.128.0/17 (32 768 addresses)
- 211.234.0.0/17 (32 768 addresses)
- 61.111.0.0/18 (16 384 addresses)
- 101.55.0.0/18 (16 384 addresses)
- 106.103.192.0/18 (16 384 addresses)
- 114.108.128.0/18 (16 384 addresses)
- 125.7.192.0/18 (16 384 addresses)
- 182.252.0.0/18 (16 384 addresses)
- 203.245.64.0/18 (16 384 addresses)
IPv6 Prefixes (57 total)
- 2001:ed0::/32
- 2406:5900::/32
- 2001:270::/33
- 2001:270:8000::/34
- 2001:270:c000::/35
- 2001:270:e000::/37
- 2001:270:f000::/37
- 2001:270:e800::/39
- 2001:270:ee00::/39
- 2001:270:f800::/39
- 2001:270:fe00::/39
- 2001:270:ec00::/40
- 2001:270:fc00::/40
- 2001:270:fa30::/48
- 2001:270:fb30::/48