ASN lookup result for AS9318 SK Broadband Co Ltd — network size, BGP routing and registration

KRAS9318SK Broadband Co LtdISP

South Korea · APNICskbroadband.com

Hosts top sitesBusiness linesHome broadbandMobile networkTor relays

IPv4 addresses

15,286,016

836 announced prefixes

IPv6 addresses

1.58 × 10²⁹

3 announced prefixes

BGP neighbours

…

CAIDA rank

#121

Customer cone 474 ASNs

Estimated users

835K

APNIC Labs estimate

RPKI

10% valid

0 invalid · 754 not covered

Average purity

82

816 sampled IPs

IXPs / facilities

14 / 8

Operator self-reported

History

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

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IP ranges

Currently announced prefixes with their RIR registration and geolocation.

PrefixRPKIRegistrationGeolocationAddresses
1.224.0.0/11Not found—KRSeosan City2,097,152
39.112.0.0/12Not foundKRbroadNnetAPNICKRSuseong-gu1,048,576
58.224.0.0/12Not foundKRbroadNnetAPNICKRDalseo-gu1,048,576
175.112.0.0/12Not foundKRbroadNnetAPNICKRCheongju-si1,048,576
1.224.0.0/13Not foundKRbroadNnetAPNICKRSeosan City524,288
1.232.0.0/13Not found—KRGangnam-gu524,288
1.240.0.0/13Not foundKRbroadNnetAPNICKRNamyangju524,288
1.248.0.0/13Not foundKRbroadNnetAPNICKRJecheon524,288
58.120.0.0/13Not foundKRbroadNnetAPNICKRSeo-gu524,288
58.224.0.0/13Not foundKRbroadNnetAPNICKRDalseo-gu524,288
58.232.0.0/13Not foundKRbroadNnetAPNICKRHanam524,288
110.8.0.0/13Not foundKRbroadNnetAPNICKRJongno-gu524,288
114.200.0.0/13Not foundKRbroadNnetAPNICKRSuwon524,288
116.120.0.0/13Not foundKRbroadNnetAPNICKRSeongnam-si524,288
118.216.0.0/13Not foundKRbroadNnetAPNICKRSeo-gu524,288
175.112.0.0/13Not foundKRbroadNnetAPNICKRCheongju-si524,288
175.120.0.0/13Not foundKRbroadNnetAPNICKRDongdaemun524,288
180.64.0.0/13Not foundKRbroadNnetAPNICKRDong-gu524,288
211.200.0.0/13Not found—KRAnyang-si524,288
211.208.0.0/13Not found—KRBusanjin-gu524,288

Only the first 500 prefixes are listed; address counts and geography use all prefixes.

/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 1,162 / 59,711 (2%) · flagged 758

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

1.224.0.0/11165/8192 with data · 128 flagged

175.112.0.0/1293/4096 with data · 56 flagged

58.224.0.0/1291/4096 with data · 59 flagged

39.112.0.0/1286/4096 with data · 57 flagged

211.200.0.0/1354/2048 with data · 32 flagged

110.8.0.0/1352/2048 with data · 38 flagged

58.120.0.0/1351/2048 with data · 30 flagged

180.64.0.0/1346/2048 with data · 22 flagged

218.232.0.0/1343/2048 with data · 31 flagged

211.208.0.0/1341/2048 with data · 32 flagged

114.200.0.0/1339/2048 with data · 21 flagged

118.216.0.0/1339/2048 with data · 26 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 40770–84 25350–69 1450–49 11

0.03%

Share of IPv4 reported or blocklisted

4,369

Listed IPs

816

Analysed IPs

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
  • HK Hong Kong
  • SG Singapore
  • CH Switzerland
Scope
Single country
In registered country
100.0%

Estimated by sampling IPv4 ranges against a geolocation database.

Traffic observation

AS9318 · Last 7 days
Mobile vs. Desktop
Desktop 61.3%Mobile 38.7%
Desktop61.3%Mobile38.7%
Bot vs. Human
Human 81.8%Bot 18.2%
Human81.8%Bot18.2%

Adoption & Usage

Adoption and usage of key protocols

Internet Protocol (IP) Version
IPv4 > 99.9%IPv6 < 0.1%< 0.1%IPv6
IPv4> 99.9%IPv6< 0.1%
HTTP Version
HTTP/1.x
17.3%HTTP/2
51.8%HTTP/3
30.9%
HTTP vs. HTTPS
99.4% HTTPS (encrypted)
Plain HTTP 0.6%
TLS Version
TLS 1.0/1.1< 0.1%TLS 1.24.2%TLS 1.364.7%QUIC31.1%

Security & Attacks

Insights into network and application layer attack traffic

Layer 7 Attacks
GET
92.2%POST
5.8%PATCH
0.9%HEAD
0.6%OPTIONS
0.4%Other
0.2%

BGP Announcements

Hourly BGP route announcements over the last 7 days

7,227,763
7-day total
183,071
Hourly peak

Data: Cloudflare Radar, licensed under 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
13:00–14:00
Active hours
17 hrs
Weekend vs weekday
Weekdays ≈ weekends
Busiest day
Sun

Datacenter Presence

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BGP upstreams and neighbours

AS9318Standalone page
Loading upstreams and neighbours…

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)2026-09-26
Organization & company countryAS-to-organization data2026-10-21
Network typeCleanIP ASN canon2026-10-21
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 estimates2026-10-19
Network tagsPublic routing data community tags2026-10-21
IP reputationCleanIP lookups and neighbour sampling—

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Multi-source cross-checks · In-house reputation data · Real data only

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