AS4766 Korea Telecom — Ricerca informazioni ASN

AS4766Korea TelecomISP

WHOIS Topology

South Korea · APNICkt.com

Hosts top sitesBusiness linesCDNHome broadbandMobile networkTor relaysVPN servicesVPS hosting

IPv4 addresses

47.221.888

2375 announced prefixes

IPv6 addresses

4.59 × 10³⁰

53 announced prefixes

BGP neighbours

…

CAIDA rank

#66

Customer cone 995 ASNs

Estimated users

23,9 Mln

APNIC: 23,9 Mln

RPKI

6% valid

2 invalid · 2286 not covered

Average purity

2242 sampled IPs

IXPs / facilities

14 / 8

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.

Prefix	RPKI	Registration	Geolocation	Addresses
59.0.0.0/11	Not found	KORNETAPNIC	Suncheon	2.097.152
121.128.0.0/11	Not found	KORNETAPNIC	Seoul	2.097.152
121.160.0.0/11	Not found	KORNETAPNIC	Seongbuk-gu	2.097.152
125.128.0.0/11	Not found	KORNETAPNIC	Seongbuk-gu	2.097.152
14.64.0.0/12	Not found	KORNETAPNIC	South Korea	1.048.576
14.80.0.0/12	Not found	KORNETAPNIC	South Korea	1.048.576
59.0.0.0/12	Not found	KORNETAPNIC	Suncheon	1.048.576
59.16.0.0/12	Not found	KORNETAPNIC	Incheon	1.048.576
112.160.0.0/12	Not found	KORNETAPNIC	Incheon	1.048.576
112.176.0.0/12	Not found	KORNETAPNIC	South Korea	1.048.576
115.0.0.0/12	Not found	KORNETAPNIC	South Korea	1.048.576
118.32.0.0/12	Not found	KORNETAPNIC	Guri-si	1.048.576
118.48.0.0/12	Not found	KORNETAPNIC	South Korea	1.048.576
119.192.0.0/12	Not found	KORNETAPNIC	Gangbuk-gu	1.048.576
119.208.0.0/12	Not found	KORNETAPNIC	South Korea	1.048.576
121.128.0.0/12	Not found	KORNETAPNIC	Seoul	1.048.576
121.144.0.0/12	Not found	KORNETAPNIC	Yeonje-gu	1.048.576
121.160.0.0/12	Not found	KORNETAPNIC	Seongbuk-gu	1.048.576
121.176.0.0/12	Not found	KORNETAPNIC	Gimhae	1.048.576
125.128.0.0/12	Not found	KORNETAPNIC	Seongbuk-gu	1.048.576

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 5053 / 184.458 （3%） · flagged 3760

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

121.160.0.0/11376/8192 with data · 293 flagged

59.0.0.0/11367/8192 with data · 289 flagged

121.128.0.0/11338/8192 with data · 260 flagged

118.32.0.0/12214/4096 with data · 136 flagged

119.192.0.0/12205/4096 with data · 160 flagged

125.128.0.0/11193/8192 with data · 143 flagged

218.144.0.0/12181/4096 with data · 139 flagged

112.160.0.0/12178/4096 with data · 144 flagged

221.144.0.0/12165/4096 with data · 122 flagged

222.96.0.0/12157/4096 with data · 114 flagged

175.200.0.0/13130/2048 with data · 99 flagged

14.48.0.0/13112/2048 with data · 93 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 118370–84 57550–69 4520–49 32

0.08%

Share of IPv4 reported or blocklisted

35.337

Listed IPs

2242

Analysed IPs

Riskiest /24 blocks

/24 block	Flagged	Analysed
119.197.246.0/24	2	3
14.35.31.0/24	2	2
211.185.142.0/24	2	2
218.146.192.0/24	2	2
222.120.184.0/24	1	13
14.55.36.0/24	1	3
179.198.17.0/24	1	3
183.97.158.0/24	1	3
221.150.109.0/24	1	3
59.14.17.0/24	1	3

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.

South Korea100.0%
United Kingdom0.0%
United States0.0%

Scope: Single country
In registered country: 100.0%

Estimated by sampling IPv4 ranges against a geolocation database.

Osservazione del traffico

AS4766 · Ultimi 7 giorni

Mobile vs desktop

Desktop68.2%Mobile31.8%

Bot vs umani

Umani75.2%Bot24.8%

Adozione e utilizzo

Adozione e utilizzo dei protocolli principali

Versione del protocollo Internet (IP)

IPv4> 99.9%IPv6< 0.1%

HTTP vs HTTPS

99.2% HTTPS (cifrato)

HTTP in chiaro 0.8%

Versione TLS

TLS 1.0/1.1< 0.1%TLS 1.25.0%TLS 1.369.0%QUIC26.1%

Sicurezza e attacchi

Dati sul traffico di attacco a livello di rete e di applicazione

Attacchi di livello 7

GET

96.0%POST

3.3%HEAD

0.6%Altro

0.2%

Annunci BGP

Annunci di route BGP all'ora negli ultimi 7 giorni

10.261.765

Totale 7 giorni

443.467

Picco orario

Dati: Cloudflare Radar, con licenza 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.

	00						06						12						18
Mon
Tue
Wed
Thu
Fri
Sat
Sun

Times in UTCLessMore

Peak hour: 13:00–14:00
Active hours: 19 hrs
Weekend vs weekday: Weekdays ≈ weekends
Busiest day: Wed

Caricamento…

Upstream e vicini BGP

AS4766Pagina dedicata

Caricamento di upstream e vicini…

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.

Information	Source	Updated
Registered country	RIR daily delegation statistics	2026-10-23
Registered address & allocation date	RIR registration data (RDAP)	2026-09-26
Organization & company country	AS-to-organization data	2026-10-22
Network type	CleanIP ASN canon	2026-10-23
Exchanges & facilities	Operator self-reported interconnection data	2026-10-22
Announced prefixes & BGP neighbours	Public BGP routing data	2026-10-23
IPv4 geography	Geolocation database	—
RPKI validation	RPKI ROA validation data	2026-10-23
Rank & customer cone	CAIDA AS Rank	2026-10-01
Estimated users (APNIC)	APNIC Labs user estimates	2026-10-20
Network tags	Public routing data community tags	2026-10-23
IP reputation	CleanIP lookups and neighbour sampling	—

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