AS17841

Name: AS17841 — NATIONAL INFORMATION RESOURCES SERVICE
Creator: ipdex

NATIONAL INFORMATION RESOURCES SERVICE Unknown registered in South Korea

495IPv4 prefixes

0IPv6 prefixes

#1,672AS Rank

#8Rank in South Korea

2001-07-24Allocated

NATIONAL INFORMATION RESOURCES SERVICE (AS17841) — Unknown, registered in South Korea. announces 495 IPv4 prefixes + 0 IPv6 prefixes. Rank in South Korea: #8. Allocated: 2001-07-24.

IPv4 495IPv6 0

Announced prefixes · 495

v4 27.101.64.0/24 unknown
v4 27.101.65.0/24 unknown
v4 27.101.66.0/24 unknown
v4 27.101.67.0/24 unknown
v4 27.101.68.0/24 unknown
v4 27.101.69.0/24 unknown
v4 27.101.70.0/24 unknown
v4 27.101.71.0/24 unknown
v4 27.101.72.0/24 unknown
v4 27.101.73.0/24 unknown
v4 27.101.74.0/24 unknown
v4 27.101.75.0/24 unknown
v4 27.101.76.0/24 unknown
v4 27.101.77.0/24 unknown
v4 27.101.78.0/24 unknown
v4 27.101.79.0/24 unknown
v4 27.101.80.0/24 unknown
v4 27.101.81.0/24 unknown
v4 27.101.82.0/24 unknown
v4 27.101.83.0/24 unknown
v4 27.101.84.0/24 unknown
v4 27.101.85.0/24 unknown
v4 27.101.86.0/24 unknown
v4 27.101.87.0/24 unknown
v4 27.101.88.0/24 unknown
v4 27.101.89.0/24 unknown
v4 27.101.90.0/24 unknown
v4 27.101.91.0/24 unknown
v4 27.101.92.0/24 unknown
v4 27.101.93.0/24 unknown
v4 27.101.94.0/24 unknown
v4 27.101.95.0/24 unknown
v4 27.101.96.0/24 unknown
v4 27.101.97.0/24 unknown
v4 27.101.98.0/24 unknown
v4 27.101.99.0/24 unknown
v4 58.184.121.0/24 unknown
v4 61.104.76.0/24 unknown
v4 61.72.224.0/24 unknown
v4 61.72.225.0/24 unknown
v4 61.72.226.0/24 unknown
v4 61.72.230.0/24 unknown
v4 61.72.237.128/25 unknown
v4 61.72.238.0/24 unknown
v4 61.72.239.0/24 unknown

— Routing status unavailable

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	495
2026-06-13	495

AS topology · Customer cone 19

Providers · 3

AS4766 Korea Telecom
AS3786 LG DACOM Corporation
AS9318 SK Broadband Co Ltd

Customers · 3

AS45400 Korea Telecom
AS23575 SK Broadband Co Ltd
AS9950 DACOM-PUBNETPLUS

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