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Autonomous System

AS9848

SEJONG NETWORKS

Announced IPs
802,048
CIDR prefixes
502
ASN
AS9848

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

69/100
Moderate
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type NSP
Traffic level 300-500Gbps
Geographic scope Asia Pacific
Traffic ratio Balanced
Peering policy Selective
IRR record AS-SEJONG

Present at 4 internet exchanges: KRIX(SEJONG), Equinix Hong Kong, KOIX, KINX

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
210.98.64.0/18 16.4K
0.0%
SEJONG NETWORKS KR
210.109.192.0/18 16.4K
0.1%
SEJONG NETWORKS KR
210.116.0.0/18 16.4K
0.2%
SEJONG NETWORKS KR
210.116.128.0/18 16.4K
0.0%
SEJONG NETWORKS KR
210.122.192.0/18 16.4K
0.1%
SEJONG NETWORKS KR
210.126.192.0/18 16.4K
0.1%
SEJONG NETWORKS KR
210.127.64.0/18 16.4K
0.0%
SEJONG NETWORKS KR
210.127.128.0/18 16.4K
0.0%
SEJONG NETWORKS KR
211.239.0.0/18 16.4K
0.1%
SEJONG NETWORKS KR
211.239.192.0/18 16.4K
0.4%
SEJONG NETWORKS KR Seoul Seoul
61.100.96.0/19 8.2K
0.0%
SEJONG NETWORKS KR
61.100.128.0/19 8.2K
0.1%
SEJONG NETWORKS KR
203.227.128.0/19 8.2K
0.1%
SEJONG NETWORKS KR
203.231.160.0/19 8.2K
0.1%
SEJONG NETWORKS KR
203.231.192.0/19 8.2K
0.0%
SEJONG NETWORKS KR
203.235.160.0/19 8.2K
0.0%
SEJONG NETWORKS KR
203.239.64.0/19 8.2K
0.1%
SEJONG NETWORKS KR
203.243.160.0/19 8.2K
0.1%
SEJONG NETWORKS KR
203.248.64.0/19 8.2K
0.2%
SEJONG NETWORKS KR Gyeonggi-do Gwangju
203.255.128.0/19 8.2K
0.0%
SEJONG NETWORKS KR
210.116.224.0/19 8.2K
0.0%
SEJONG NETWORKS KR
210.121.32.0/19 8.2K
0.0%
SEJONG NETWORKS KR
210.126.160.0/19 8.2K
0.1%
SEJONG NETWORKS KR
211.111.128.0/19 8.2K
0.0%
SEJONG NETWORKS KR
211.239.64.0/19 8.2K
0.1%
SEJONG NETWORKS KR
61.97.64.0/20 4.1K
3.5%
SEJONG NETWORKS KR
61.100.160.0/20 4.1K
0.0%
SEJONG NETWORKS KR
61.109.128.0/20 4.1K
0.0%
SEJONG NETWORKS KR
61.109.176.0/20 4.1K
0.0%
SEJONG NETWORKS KR
61.250.64.0/20 4.1K
0.1%
SEJONG NETWORKS KR
61.250.112.0/20 4.1K
0.1%
SEJONG NETWORKS KR
203.227.48.0/20 4.1K
0.1%
SEJONG NETWORKS KR
203.227.64.0/20 4.1K
0.1%
SEJONG NETWORKS KR
203.227.96.0/20 4.1K
0.0%
SEJONG NETWORKS KR
203.227.176.0/20 4.1K
0.0%
SEJONG NETWORKS KR
203.227.240.0/20 4.1K
0.0%
SEJONG NETWORKS KR
203.231.112.0/20 4.1K
5.6%
SEJONG NETWORKS KR
203.231.240.0/20 4.1K
5.8%
SEJONG NETWORKS KR
203.235.32.0/20 4.1K
0.3%
SEJONG NETWORKS KR
203.235.80.0/20 4.1K
0.0%
SEJONG NETWORKS KR
203.235.96.0/20 4.1K
0.1%
SEJONG NETWORKS KR
203.235.144.0/20 4.1K
0.0%
SEJONG NETWORKS KR
203.238.64.0/20 4.1K
0.4%
SEJONG NETWORKS KR
203.238.112.0/20 4.1K
0.1%
SEJONG NETWORKS KR
203.239.0.0/20 4.1K
5.4%
SEJONG NETWORKS KR
203.243.192.0/20 4.1K
0.0%
SEJONG NETWORKS KR
203.243.240.0/20 4.1K
0.0%
SEJONG NETWORKS KR
203.248.0.0/20 4.1K
0.1%
SEJONG NETWORKS KR
203.248.48.0/20 4.1K
0.0%
SEJONG NETWORKS KR
203.248.64.0/20 4.1K
0.3%
SEJONG NETWORKS KR
203.248.96.0/20 4.1K
0.0%
SEJONG NETWORKS KR Gyeonggi-do Gwangju
210.103.160.0/20 4.1K
0.2%
SEJONG NETWORKS KR
210.103.208.0/20 4.1K
0.1%
SEJONG NETWORKS KR Seoul Jongno-gu
210.103.224.0/20 4.1K
0.0%
SEJONG NETWORKS KR
210.109.32.0/20 4.1K
0.2%
SEJONG NETWORKS KR
210.109.112.0/20 4.1K
0.0%
SEJONG NETWORKS KR
210.109.128.0/20 4.1K
0.0%
SEJONG NETWORKS KR
210.109.176.0/20 4.1K
0.0%
SEJONG NETWORKS KR
210.112.0.0/20 4.1K
0.8%
SEJONG NETWORKS KR
210.112.32.0/20 4.1K
0.0%
SEJONG NETWORKS KR
210.116.208.0/20 4.1K
0.0%
SEJONG NETWORKS KR
210.122.48.0/20 4.1K
0.2%
SEJONG NETWORKS KR
210.122.144.0/20 4.1K
0.2%
SEJONG NETWORKS KR
210.126.144.0/20 4.1K
0.0%
SEJONG NETWORKS KR
211.39.176.0/20 4.1K
0.0%
SEJONG NETWORKS KR
211.43.160.0/20 4.1K
0.0%
SEJONG NETWORKS KR
211.56.208.0/20 4.1K
0.0%
SEJONG NETWORKS KR
211.116.176.0/20 4.1K
0.1%
SEJONG NETWORKS KR
211.172.96.0/20 4.1K
0.0%
SEJONG NETWORKS KR
211.189.176.0/20 4.1K
0.0%
SEJONG NETWORKS KR
211.238.16.0/20 4.1K
0.0%
SEJONG NETWORKS KR
211.239.96.0/20 4.1K
0.0%
SEJONG NETWORKS KR
211.239.128.0/20 4.1K
0.0%
SEJONG NETWORKS KR
211.255.240.0/20 4.1K
0.0%
SEJONG NETWORKS KR
61.97.104.0/21 2.0K
0.0%
SEJONG NETWORKS KR
61.100.16.0/21 2.0K
1.9%
SEJONG NETWORKS KR
61.100.32.0/21 2.0K
0.1%
SEJONG NETWORKS KR
61.100.56.0/21 2.0K
0.1%
SEJONG NETWORKS KR
61.100.80.0/21 2.0K
0.0%
SEJONG NETWORKS KR
61.109.136.0/21 2.0K
0.0%
KR
61.109.168.0/21 2.0K
0.0%
SEJONG NETWORKS KR
61.109.200.0/21 2.0K
0.0%
SEJONG NETWORKS KR
61.109.224.0/21 2.0K
0.0%
SEJONG NETWORKS KR
61.252.160.0/21 2.0K
0.0%
SEJONG NETWORKS KR
61.252.184.0/21 2.0K
0.0%
KR
64.23.72.0/21 2.0K
0.1%
SEJONG NETWORKS US
202.30.232.0/21 2.0K
0.2%
SEJONG NETWORKS KR
203.227.0.0/21 2.0K
0.0%
SEJONG NETWORKS KR
203.227.80.0/21 2.0K
0.1%
SEJONG NETWORKS KR
203.227.168.0/21 2.0K
0.2%
SEJONG NETWORKS KR
203.227.192.0/21 2.0K
0.0%
SEJONG NETWORKS KR
203.231.0.0/21 2.0K
0.0%
SEJONG NETWORKS KR
203.231.40.0/21 2.0K
0.1%
SEJONG NETWORKS KR
203.231.56.0/21 2.0K
0.0%
SEJONG NETWORKS KR
203.231.72.0/21 2.0K
0.1%
SEJONG NETWORKS KR
203.231.88.0/21 2.0K
0.0%
SEJONG NETWORKS KR
203.231.96.0/21 2.0K
0.0%
SEJONG NETWORKS KR
203.235.24.0/21 2.0K
0.1%
SEJONG NETWORKS KR
203.235.56.0/21 2.0K
0.0%
SEJONG NETWORKS KR
203.235.136.0/21 2.0K
0.0%
SEJONG NETWORKS KR

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS9848 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
211.190.5.0/24 19,766 2026-07-20 10:40:31
58.180.133.0/24 12,225 2026-07-20 10:35:03
211.239.193.0/24 10,604 2026-07-20 10:49:18
211.239.202.0/24 9,960 2026-07-20 11:03:45
211.239.201.0/24 9,949 2026-07-20 11:03:45
61.97.96.0/21 9,407 2026-07-20 10:35:03
203.227.0.0/16 9,207 2026-07-20 10:35:03
203.235.0.0/17 9,128 2026-07-20 10:35:03
203.240.134.0/24 8,671 2026-07-20 10:35:03
203.240.194.0/24 8,638 2026-07-20 10:35:03
202.30.236.0/24 8,610 2026-07-20 10:35:03
203.240.132.0/24 8,595 2026-07-20 10:35:03
203.251.252.0/24 8,583 2026-07-20 10:35:03
203.240.133.0/24 8,569 2026-07-20 10:35:03
210.112.0.0/17 8,531 2026-07-20 10:35:03
202.30.212.0/24 8,526 2026-07-20 10:35:03
203.240.146.0/24 8,524 2026-07-20 10:35:03
203.240.147.0/24 8,521 2026-07-20 10:35:03
202.30.210.0/24 8,521 2026-07-20 10:35:03
203.240.153.0/24 8,500 2026-07-20 10:35:03
202.30.237.0/24 8,498 2026-07-20 10:35:03
203.251.250.0/24 8,479 2026-07-20 10:35:03
202.30.209.0/24 8,470 2026-07-20 10:35:03
202.30.243.0/24 8,467 2026-07-20 10:35:03
203.240.148.0/24 8,466 2026-07-20 10:35:03
202.30.213.0/24 8,464 2026-07-20 10:35:03
203.251.253.0/24 8,462 2026-07-20 10:35:03
203.239.31.0/24 8,453 2026-07-20 10:49:18
61.97.64.0/20 8,452 2026-07-20 10:35:03
61.97.96.0/24 8,420 2026-07-20 10:35:03
203.240.145.0/24 8,419 2026-07-20 10:35:03
202.30.217.0/24 8,418 2026-07-20 10:35:03
61.97.96.0/20 8,412 2026-07-20 10:35:03
211.190.37.0/24 8,377 2026-07-20 10:35:03
203.251.246.0/24 8,370 2026-07-20 10:35:03
203.251.249.0/24 8,369 2026-07-20 10:35:03
202.30.241.0/24 8,362 2026-07-20 10:35:03
66.232.144.0/22 8,358 2026-07-20 10:35:03
202.30.249.0/24 8,345 2026-07-20 10:35:03
202.30.238.0/24 8,342 2026-07-20 10:35:03
202.30.242.0/24 8,340 2026-07-20 10:35:03
202.30.239.0/24 8,328 2026-07-20 10:35:03
203.240.244.0/24 8,319 2026-07-20 10:35:03
211.36.192.0/22 8,317 2026-07-20 10:35:03
210.116.0.0/18 8,304 2026-07-20 10:35:03
202.30.232.0/24 8,285 2026-07-20 10:35:03
203.240.144.0/24 8,285 2026-07-20 10:35:03
211.111.128.0/20 8,275 2026-07-20 10:35:03
202.30.240.0/24 8,266 2026-07-20 10:35:03
61.109.128.0/17 8,250 2026-07-20 10:35:03

Showing top 50 of 216 announced prefixes by sample volume.

Frequently Asked Questions

What is AS9848?

AS9848 is an Autonomous System Number assigned to SEJONG NETWORKS. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS9848 announce?

AS9848 announces 802.0K IPv4 addresses distributed across 502 routed CIDR prefixes. The network is registered in South Korea.

Who operates AS9848?

AS9848 is operated by SEJONG NETWORKS. The organization is based in South Korea. You can view all IP ranges and related ASNs on the organization page.

What country is AS9848 registered in?

AS9848 is registered in South Korea. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-20 11:10:33 UTC
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