🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS45903, 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#

Not enough history to chart yet — this series is collected once a day. Check back tomorrow.

🛰️ Upstream providers of AS45903#

via ipbot.dk

CMCTELECOM-VN - CMC Telecom Infrastructure Company announces 493 prefixes (356 IPv4, 137 IPv6) and reaches the internet through 10 upstream networks.

UpstreamNamePower
AS9304HUTCHISON-AS-AP - HGC Global Communications Limited
100.0%
AS15412Flag Telecom UK Limited
75.1%
AS3491PCCWG-APAC-HK - PCCW Global (HK) Ltd.
50.3%
AS2914NTT-DATA-2914 - NTT America, Inc.
32.4%
AS5511Opentransit Orange S.A.
9.3%
AS21859ZEN-ECN - Zenlayer Inc
9.2%
AS6939Hurricane Electric LLC
3.7%
AS3356Level 3 Parent, LLC
3.5%
AS7473SINGTEL-AS-AP - Singapore Telecommunications Ltd
3.4%
AS58453CMI-INT-HK - China Mobile International Limited
1.8%

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

🔻 Networks using AS45903 as upstream#

6 networks
NetworkNameDomainsPower
AS24173NETNAM-AS-AP - Netnam Company—
100.0%
AS63741DCNET-AS-VN - DCNET TELECOM—
67.7%
AS38253HANOITELECOM-AS-VN - Hanoi Telecom JSC—
44.0%
AS45544SUPERDATA-AS-VN - SUPERDATA-VN—
28.0%
AS138995ANTBOX1-AS-AP - Antbox Networks Limited—
23.1%
AS4635HKIX-RS1 - Hong Kong Internet Exchange--Route Server 1—
7.4%

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.

Found 0 domains matching 45903
🔍
No results found in the database.
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