HomePrefix Lookup210.104.0.0/16

210.104.0.0/16

🇰🇷
IPv4APNICannouncedAS4766KIXS-AS-KR-KR - Korea TelecomNo ROA
CIDR
210.104.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇰🇷 South Korea
City
Seongnam-si (Buljeong-ro)
RIR
APNIC
Status
announced
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
210.104.0.0/16AS4766KIXS-AS-KR-KR - Korea TelecomNo ROA
RADB
5/31/2026

Covering Prefix

46 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
210.104.48.0/20AS4766KIXS-AS-KR-KR - Korea TelecomNo ROA—5/31/2026
210.104.58.0/23AS4766KIXS-AS-KR-KR - Korea TelecomNo ROA—5/31/2026
210.104.33.0/24AS4766KIXS-AS-KR-KR - Korea TelecomNo ROA—5/31/2026
210.104.239.0/24AS4766KIXS-AS-KR-KR - Korea TelecomNo ROA—5/31/2026
210.104.57.0/24AS4766KIXS-AS-KR-KR - Korea TelecomNo ROA—5/31/2026
210.104.39.0/24AS4766KIXS-AS-KR-KR - Korea TelecomNo ROA—5/31/2026
210.104.34.0/24AS4766KIXS-AS-KR-KR - Korea TelecomNo ROA—5/31/2026
210.104.32.0/24AS4766KIXS-AS-KR-KR - Korea TelecomNo ROA—5/31/2026
210.104.80.0/24AS4766KIXS-AS-KR-KR - Korea TelecomNo ROA—5/31/2026
210.104.103.0/24AS9647SEOULMETRO-AS-KR - Seoul Metropolitan GovernmentNo ROA—5/31/2026
210.104.128.0/24AS9647SEOULMETRO-AS-KR - Seoul Metropolitan GovernmentNo ROA—5/31/2026
210.104.126.0/24AS9647SEOULMETRO-AS-KR - Seoul Metropolitan GovernmentNo ROA—5/31/2026
210.104.129.0/24AS9647SEOULMETRO-AS-KR - Seoul Metropolitan GovernmentNo ROA—5/31/2026
210.104.21.0/24AS9683SFMC-AS-KR-KR - Seoul Facilities CorporationNo ROA—5/31/2026
210.104.133.0/24AS10170BOKNET-AS-KR - The Bank of KoreaNo ROA—5/31/2026
210.104.132.0/24AS10170BOKNET-AS-KR - The Bank of KoreaNo ROA—5/31/2026
210.104.203.0/24AS17584ICE-AS-KR-KR - Inchon Metropolitan Office Of EducationNo ROA—5/31/2026
210.104.140.0/24AS17841NCIA-AS-KR-KR - NATIONAL INFORMATION RESOURCES SERVICENo ROA—5/31/2026
210.104.148.0/24AS17841NCIA-AS-KR-KR - NATIONAL INFORMATION RESOURCES SERVICENo ROA—5/31/2026
210.104.250.0/24AS17841NCIA-AS-KR-KR - NATIONAL INFORMATION RESOURCES SERVICENo ROA—5/31/2026
210.104.41.0/24AS17841NCIA-AS-KR-KR - NATIONAL INFORMATION RESOURCES SERVICENo ROA—5/31/2026
210.104.249.0/24AS17841NCIA-AS-KR-KR - NATIONAL INFORMATION RESOURCES SERVICENo ROA—5/31/2026
210.104.13.0/24AS45400NICNET-KR - Korea TelecomNo ROA—5/31/2026
210.104.102.0/24AS45400NICNET-KR - Korea TelecomNo ROA—5/31/2026
210.104.12.0/24AS45400NICNET-KR - Korea TelecomNo ROA—5/31/2026
210.104.123.0/24AS45400NICNET-KR - Korea TelecomNo ROA—5/31/2026
210.104.11.0/24AS45400NICNET-KR - Korea TelecomNo ROA—5/31/2026
210.104.28.0/24AS45400NICNET-KR - Korea TelecomNo ROA—5/31/2026
210.104.9.0/24AS45400NICNET-KR - Korea TelecomNo ROA—5/31/2026
210.104.138.0/24AS45400NICNET-KR - Korea TelecomNo ROA—5/31/2026
210.104.10.0/24AS45400NICNET-KR - Korea TelecomNo ROA—5/31/2026
210.104.27.0/24AS45400NICNET-KR - Korea TelecomNo ROA—5/31/2026
210.104.26.0/24AS45400NICNET-KR - Korea TelecomNo ROA—5/31/2026
210.104.22.0/24AS45400NICNET-KR - Korea TelecomNo ROA—5/31/2026
210.104.44.0/24AS45400NICNET-KR - Korea TelecomNo ROA—5/31/2026
210.104.20.0/24AS45400NICNET-KR - Korea TelecomNo ROA—5/31/2026
210.104.15.0/24AS45400NICNET-KR - Korea TelecomNo ROA—5/31/2026
210.104.14.0/24AS45400NICNET-KR - Korea TelecomNo ROA—5/31/2026
210.104.218.0/24AS45400NICNET-KR - Korea TelecomNo ROA—5/31/2026
210.104.237.0/24AS45400NICNET-KR - Korea TelecomNo ROA—5/31/2026
210.104.8.0/24AS45400NICNET-KR - Korea TelecomNo ROA—5/31/2026
210.104.112.0/24AS55633DMC-AS-KR-KR - pundang jesaeng general hospitalNo ROA—5/31/2026
210.104.24.0/24AS131846GGFS2023-AS-KR-KR - GYEONGGI-DO FIRE SERVICESNo ROA—5/31/2026
210.104.157.0/24AS131870KSPO-AS-KR-KR - KSPONo ROA—5/31/2026
210.104.158.0/24AS131870KSPO-AS-KR-KR - KSPONo ROA—5/31/2026
210.104.156.0/24AS131870KSPO-AS-KR-KR - KSPONo ROA—5/31/2026

IRR Route Objects

2
OriginRegistryMaintainerModified
AS4766RADBMAINT-AS476611/13/2023
AS17841RADBMAINT-AS34913/28/2025

More Specific Prefixes

39
PrefixASCountryStatus
210.104.0.0/19🇰🇷KRassigned
210.104.192.0/20🇰🇷KRassigned
210.104.128.0/20🇰🇷KRassigned
210.104.112.0/20🇰🇷KRassigned
210.104.32.0/20🇰🇷KRassigned
210.104.104.0/21🇰🇷KRassigned
210.104.88.0/21🇰🇷KRassigned
210.104.232.0/21🇰🇷KRassigned
210.104.72.0/21🇰🇷KRassigned
210.104.216.0/21🇰🇷KRassigned
210.104.144.0/21🇰🇷KRassigned
210.104.160.0/22🇰🇷KRassigned
210.104.184.0/22🇰🇷KRassigned
210.104.188.0/22🇰🇷KRassigned
210.104.212.0/22🇰🇷KRassigned
210.104.228.0/22🇰🇷KRassigned
210.104.252.0/22🇰🇷KRassigned
210.104.48.0/22🇰🇷KRassigned
210.104.100.0/22🇰🇷KRassigned
210.104.164.0/22🇰🇷KRassigned
210.104.168.0/22🇰🇷KRassigned
210.104.172.0/22🇰🇷KRassigned
210.104.176.0/22🇰🇷KRassigned
210.104.180.0/22🇰🇷KRassigned
210.104.208.0/22🇰🇷KRassigned
210.104.224.0/22🇰🇷KRassigned
210.104.248.0/22🇰🇷KRassigned
210.104.80.0/22🇰🇷KRassigned
210.104.240.0/22🇰🇷KRassigned
210.104.156.0/22🇰🇷KRassigned
210.104.56.0/22🇰🇷KRassigned
210.104.96.0/22🇰🇷KRassigned
210.104.244.0/22🇰🇷KRassigned
210.104.52.0/22🇰🇷KRassigned
210.104.60.0/22🇰🇷KRassigned
210.104.64.0/22🇰🇷KRassigned
210.104.68.0/22🇰🇷KRassigned
210.104.84.0/22🇰🇷KRassigned
210.104.152.0/22🇰🇷KRassigned
Origin ASN
AS4766
KIXS-AS-KR-KR - Korea Telecom
Geolocation
Country🇰🇷South KoreaKR
RegionGyeonggi-do
CitySeongnam-si (Buljeong-ro)
Coordinates37.3654, 127.1220 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/210.104.0.0/16

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/210.104.0.0/16" | jq
External Links
RIPEstat Hurricane Electric BGP