🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS4766, with the network's IPv6 and DNSSEC adoption and its observed prefixes. An autonomous system is the routing identity of a hosting company or ISP. Data comes from our own scanners, which re-resolve every .dk domain in the zone roughly once a week.

📈 Domains over time#

110 days
334552026-07-012026-08-242026-10-18
4 latest0 over 110 days

Active .dk domains whose website address (A record) is announced by AS4766, counted once a day.

🌐 AS4766 at a glance#

Korea Telecom

AS4766 is announced by Korea Telecom (South Korea) and currently hosts 4 .dk domains in our dataset — <0.01% of all scanned .dk domains. Across all our scans we have observed 5 unique IPv4 addresses on this network, and the domains currently sit in 4 IPv4 CIDR blocks covering roughly 173.1 thousand addresses of IPv4 space.

We have yet to observe any IPv6 (AAAA) hosting on this AS.

The network is part of the .dk zone's infrastructure too: 8 distinct nameservers and 1 distinct mail exchanger serving .dk domains currently resolve to addresses announced by this AS.

On the security side, 0 of the domains hosted here (0.0%) validate as DNSSEC-secure — below the zone-wide average for domains with a web address, 70.5%. See how this AS compares on the ASN statistics page, or drill into the CIDR list below the results.

🛰️ Upstream providers of AS4766#

via ipbot.dk

KIXS-AS-KR-KR - Korea Telecom announces 2,675 prefixes (2,628 IPv4, 47 IPv6) and reaches the internet through 10 upstream networks.

UpstreamNamePower
AS6939Hurricane Electric LLC
100.0%
AS1299TWELVE99 Arelion Sweden AB
14.7%
AS174Cogent Communications, LLC
9.0%
AS3356Level 3 Parent, LLC
7.8%
AS9002RETN Limited
4.9%
AS6762SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.
4.5%
AS701UUNET - Verizon Business
2.2%
AS3320DTAG Deutsche Telekom AG
2.2%
AS2914NTT-DATA-2914 - NTT America, Inc.
2.1%
AS3257GTT-BACKBONE GTT Communications Inc.
1.7%

Upstream and prefix data supplied by ipbot.dk; power is relative to the strongest upstream.

🔻 Networks using AS4766 as upstream#

13 networks
NetworkNameDomainsPower
AS9957KINX-AS-KR - KINX—
100.0%
AS1237KREONET-AS-KR KISTI—
48.6%
AS7562HCNSEOCHO-AS-KR-KR - HCN Dongjak—
42.3%
AS64050BGNL-HK BGP Network Limited—
29.4%
AS6619Unknown—
13.8%
AS9848SEJONGTELECOM-AS-KR SEJONG NETWORKS—
11.7%
AS4651NTPCL-AS-AP - National Telecom Public Company Limited—
9.8%
AS9270APAN-KR-AS-KR - National Infomation Society Agency—
8.2%
AS398704STACKSINC-BACKBONE - STACKS INC—
3.6%
AS44356Epsilon Telecommunications Ltd—
2.2%
AS135354NBPAP-AS-AP - NAVER BUSINESS PLATFORM ASIA PACIFIC PTE. LTD.—
1.7%
AS6421TATA COMMUNICATIONS (AMERICA) INC—
1.3%
AS9286KINXIDC-AS-KR KINX—
0.1%

Among the networks we hold ipbot.dk routing data for (the ones looked up on this site), so this is a sample of the AS's customers, not all of them.

📡 Known CIDRs#

4 CIDRs

🧭 Nameservers in this AS#

8 hosts

📮 Mail Exchangers in this AS#

1 host
HostnameDomains
uws64-110.cafe24.com 1
dhd.dk [/] search Domains, Hosts & DNS — .dk zone