| 175.0.0.0/8 | WHOIS (APNIC) | Asia Pacific Network Information Center, Pty. Ltd. | AU |
| 175.192.0.0/10 | APNIC assigned | — | KR |
| 175.224.0.0/11 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.192.0.0/12 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.224.0.0/12 | BGP route | AS4766 Korea Telecom | — |
| 175.240.0.0/12 | BGP route | AS4766 Korea Telecom | — |
| 175.192.0.0/13 | BGP route | AS4766 Korea Telecom | — |
| 175.200.0.0/13 | BGP route | AS4766 Korea Telecom | — |
| 175.208.0.0/13 | BGP route | AS4766 Korea Telecom | — |
| 175.208.0.0/13 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.0.0/13 | BGP route | AS4766 Korea Telecom | — |
| 175.196.208.0/22 | BGP route | AS46009 YABESK | — |
| 175.204.240.0/22 | BGP route | AS38105 SOON CHUN HYANG UNIVERSITY | — |
| 175.207.32.0/22 | BGP route | AS4766 Korea Telecom | — |
| 175.214.180.0/22 | BGP route | AS9708 Pukyong National University | — |
| 175.216.0.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.4.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.8.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.12.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.16.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.20.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.24.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.28.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.32.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.36.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.40.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.44.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.48.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.52.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.56.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.60.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.64.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.68.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.72.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.76.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.80.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.84.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.88.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.92.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.96.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.100.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.104.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.108.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.112.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.116.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.120.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.124.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.128.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.132.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.136.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.140.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.144.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.148.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.152.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.156.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.160.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.164.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.168.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.172.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.176.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.216.180.0/22 | WHOIS (APNIC) | Korea Telecom | KR |
| 175.197.102.0/23 | BGP route | AS17837 NHN KCP Corp. | — |
| 175.204.144.0/23 | BGP route | AS55625 Chungwoon University | — |
| 175.207.36.0/23 | BGP route | AS4766 Korea Telecom | — |
| 175.207.98.0/23 | BGP route | AS4766 Korea Telecom | — |
| 175.192.181.0/24 | BGP route | AS4790 Chosun ilbo Inc. | — |
| 175.192.182.0/24 | BGP route | AS4790 Chosun ilbo Inc. | — |
| 175.192.230.0/24 | BGP route | AS4766 Korea Telecom | — |
| 175.193.201.0/24 | BGP route | AS17574 Seoul Metropolitan Government Computer Center | — |
| 175.193.202.0/24 | BGP route | AS17574 Seoul Metropolitan Government Computer Center | — |
| 175.193.240.0/24 | BGP route | AS55585 CAPE Investment Securitie Co., Ltd. | — |
| 175.194.168.0/24 | BGP route | AS23554 Shinhan Bank | — |
| 175.195.74.0/24 | BGP route | AS131816 IBK Insurance | — |
| 175.195.75.0/24 | BGP route | AS131816 IBK Insurance | — |
| 175.195.138.0/24 | BGP route | AS9684 HANWHA Corp. Information Service div. | — |
| 175.195.175.0/24 | BGP route | AS10179 Daehan Investment Trust Securities | — |
| 175.196.1.0/24 | BGP route | AS9696 Oscar Enterprise | — |
| 175.196.12.0/24 | BGP route | AS9696 Oscar Enterprise | — |
| 175.196.99.0/24 | BGP route | AS9696 Oscar Enterprise | — |
| 175.196.160.0/24 | BGP route | AS131844 Nonghyup Property and Casualty Insurance Co.,Ltd | — |
| 175.196.239.0/24 | BGP route | AS131822 Korea National University of Transportation | — |
| 175.196.240.0/24 | BGP route | AS131822 Korea National University of Transportation | — |
| 175.197.50.0/24 | BGP route | AS55592 Korea Data Telecommunication Co., Ltd. | — |
| 175.197.53.0/24 | BGP route | AS9318 SK Broadband Co Ltd | — |
| 175.197.89.0/24 | BGP route | AS55592 Korea Data Telecommunication Co., Ltd. | — |
| 175.197.102.0/24 | BGP route | AS17837 NHN KCP Corp. | — |
| 175.197.103.0/24 | BGP route | AS17837 NHN KCP Corp. | — |
| 175.197.107.0/24 | BGP route | AS38676 flexnetworks | — |
| 175.197.165.0/24 | BGP route | AS9526 KOSCOM | — |
| 175.197.198.0/24 | BGP route | AS152214 Korean Air Lines | — |
| 175.197.199.0/24 | BGP route | AS152214 Korean Air Lines | — |
| 175.197.200.0/24 | BGP route | AS152287 HANWHALIFE | — |
| 175.198.61.0/24 | BGP route | AS4766 Korea Telecom | — |
| 175.198.65.0/24 | BGP route | AS55592 Korea Data Telecommunication Co., Ltd. | — |
| 175.200.11.0/24 | BGP route | AS4793 Hyundai Heavy Industries | — |
| 175.200.12.0/24 | BGP route | AS4793 Hyundai Heavy Industries | — |
| 175.202.181.0/24 | BGP route | AS4766 Korea Telecom | — |
| 175.202.182.0/24 | BGP route | AS4766 Korea Telecom | — |
| 175.202.208.0/24 | BGP route | AS18305 POSCO DX | — |
| 175.202.211.0/24 | BGP route | AS18305 POSCO DX | — |
| 175.202.212.0/24 | BGP route | AS18305 POSCO DX | — |