🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS4004, 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 AS4004#

via ipbot.dk

Cogent Communications, LLC announces 0 prefixes (0 IPv4, 0 IPv6) and reaches the internet through 10 upstream networks.

UpstreamNamePower
AS5511Opentransit Orange S.A.
100.0%
AS6939Hurricane Electric LLC
22.4%
AS6461Zayo Bandwidth
5.9%
AS33891Core-Backbone GmbH
3.5%
AS9002RETN Limited
3.5%
AS25091IP-Max SA
3.0%
AS3491PCCWG-APAC-HK - PCCW Global (HK) Ltd.
2.2%
AS37468Angola Cables
1.9%
AS5405INTERDOTLINK Inter.link GmbH
1.6%
AS8220COLT Technology Services Group Limited
1.6%

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

🔻 Networks using AS4004 as upstream#

1 network
NetworkNameDomainsPower
AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc.—
100.0%

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 4004
🔍
No results found in the database.
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