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6개 영역 · 유출 / 핑거프린트 / 일관성

AS9848 Sejong Networks ASN 조회 결과 — 네트워크 규모, BGP 라우팅, 등록 정보

KRAS9848Sejong NetworksISP
WHOIS Topology

South Korea · APNICen.sejongnetworks.com

IPv4 addresses

990,777

229 announced prefixes

IPv6 addresses

1.58 × 10²⁹

2 announced prefixes

BGP neighbours

…

CAIDA rank

#584

Customer cone 79 ASNs

Estimated users

5.25천

APNIC: 5.19천

RPKI

0% valid

0 invalid · 231 not covered

Average purity

89

318 sampled IPs

IXPs / facilities

4 / 4

Operator self-reported

History

How prefixes were announced and changed hands, registration changes, and outage or hijack incidents.

Loading routing history…

IP ranges

Currently announced prefixes with their RIR registration and geolocation.

PrefixRPKIRegistrationGeolocationAddresses
203.227.0.0/16Not foundKRSEJONGAPNICKRSouth Korea65,536
203.231.0.0/16Not foundKRSEJONGAPNICKRSouth Korea65,536
210.109.0.0/16Not foundKRSEJONGAPNICKRSouth Korea65,536
210.122.0.0/16Not foundKRSEJONGAPNICKRSouth Korea65,536
61.100.0.0/17Not foundKRSEJONGAPNICKRSouth Korea32,768
61.109.128.0/17Not foundKRSEJONGAPNICKRSouth Korea32,768
203.235.0.0/17Not foundKRSEJONGAPNICKRSouth Korea32,768
203.238.0.0/17Not foundKRSEJONGAPNICKRSouth Korea32,768
203.239.0.0/17Not foundKRSEJONGAPNICKRSouth Korea32,768
203.243.128.0/17Not foundKRSEJONGAPNICKRSouth Korea32,768
203.248.0.0/17Not foundKRSEJONGAPNICKRSouth Korea32,768
210.103.128.0/17Not foundKRSEJONGAPNICKRSouth Korea32,768
210.112.0.0/17Not foundKRSEJONGAPNICKRSouth Korea32,768
210.116.128.0/17Not foundKRSEJONGAPNICKRSouth Korea32,768
210.121.0.0/17Not foundKRSEJONGAPNICKRSouth Korea32,768
210.126.128.0/17Not foundKRSEJONGAPNICKRSouth Korea32,768
211.239.0.0/17Not foundKRSEJONGAPNICKRSouth Korea32,768
61.100.128.0/18Not foundKRSEJONGAPNICKRSouth Korea16,384
61.250.64.0/18Not found—KRSouth Korea16,384
203.235.128.0/18Not foundKRSEJONGAPNICKRSouth Korea16,384

/24 block profile

One square per /24: colour shows the risk type, shade how many addresses are flagged, stripes mark datacenter blocks. Click a square to see all 256 addresses.

/24s with data 84 / 3,870 （2%） · flagged 30

No risk flagsDatacenter (no flags)ProxyVPNAbuse / blocklistTorDarker = more flagged addresses; dashed = block screen only

203.227.0.0/1612/256 with data · 6 flagged

203.248.0.0/1712/128 with data · 6 flagged

203.231.0.0/1611/256 with data · 6 flagged

203.243.128.0/176/128 with data · 0 flagged

203.236.128.0/186/64 with data · 4 flagged

210.109.0.0/164/256 with data · 0 flagged

210.121.0.0/174/128 with data · 2 flagged

210.126.128.0/174/128 with data · 0 flagged

210.127.64.0/183/64 with data · 2 flagged

61.97.96.0/203/16 with data · 0 flagged

211.238.16.0/203/16 with data · 1 flagged

210.122.0.0/162/256 with data · 1 flagged

Hover a square for its numbers; click to see all 256 addresses.

Each prefix shows its 64 /24s with the most data. Built daily from lookups, neighbour sampling, public lists and block screening.

IP reputation

IPs from this network that CleanIP has analysed: purity, abuse reports and the riskiest /24 blocks.

Purity distribution

85–100 22170–84 9650–69 00–49 1

0.05%

Share of IPv4 reported or blocklisted

385

Listed IPs

318

Analysed IPs

Riskiest /24 blocks

/24 blockFlaggedAnalysed
203.231.242.0/24117
203.231.254.0/24113

Flagged = VPN, proxy, Tor or purity below 50. Samples come from user lookups and neighbour sampling, not every address in this network.

Geography

Where this network’s IPv4 addresses are located.

  • KR South Korea
  • US United States
Scope
Single country
In registered country
99.4%

Estimated by sampling IPv4 ranges against a geolocation database.

트래픽 관측

AS9848 · 최근 7일
모바일과 데스크톱
데스크톱 94.2%모바일 5.8%
데스크톱94.2%모바일5.8%
봇과 사람
사람 49.5%봇 50.5%
사람49.5%봇50.5%

도입 및 사용

주요 프로토콜의 도입 및 사용 현황

인터넷 프로토콜(IP) 버전
IPv4 > 99.9%IPv6 < 0.1%< 0.1%IPv6
IPv4> 99.9%IPv6< 0.1%
HTTP 버전
HTTP/1.x
34.3%HTTP/2
59.7%HTTP/3
6.0%
HTTP와 HTTPS 비교
97.4% HTTPS (암호화)
평문 HTTP 2.6%
TLS 버전
TLS 1.0/1.1< 0.1%TLS 1.210.1%TLS 1.383.7%QUIC6.2%

보안 및 공격

네트워크 계층 및 애플리케이션 계층 공격 트래픽 분석

7계층 공격
GET
71.7%POST
27.8%HEAD
0.4%기타
< 0.1%

BGP 광고

최근 7일간 시간별 BGP 경로 광고 수

922,720
7일 합계
36,031
시간별 최고치

데이터: Cloudflare Radar · 라이선스 CC BY-NC 4.0

Activity

Hourly traffic over the last 7 days, normalized to this network’s peak.

A pronounced day/night rhythm, typical of networks with human users.

00061218
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Times in UTCLessMore
Peak hour
06:00–07:00
Active hours
20 hrs
Weekend vs weekday
Weekdays heavier
Busiest day
Fri

입주 데이터센터

불러오는 중…

BGP 업스트림 및 인접 네트워크

AS9848독립 페이지
업스트림 및 인접 네트워크 불러오는 중…

WHOIS record

The registry’s record for this AS number: holder, status, dates and contacts.

Sources

Where the information on this page comes from and when it was updated.

InformationSourceUpdated
Registered countryRIR daily delegation statistics2026-10-22
Registered address & allocation dateRIR registration data (RDAP)2026-10-03
Organization & company countryAS-to-organization data2026-10-21
Network typeCleanIP ASN canon2026-10-22
Exchanges & facilitiesOperator self-reported interconnection data2026-10-21
Announced prefixes & BGP neighboursPublic BGP routing data2026-10-22
IPv4 geographyGeolocation database—
RPKI validationRPKI ROA validation data2026-10-22
Rank & customer coneCAIDA AS Rank2026-10-01
Estimated users (APNIC)APNIC Labs user estimates2026-10-20
IP reputationCleanIP lookups and neighbour sampling—

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