🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS16086, 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
16161718182026-07-012026-08-242026-10-18
16 latest-2 over 110 days

Active .dk domains whose website address (A record) is announced by AS16086, counted once a day.

🌐 AS16086 at a glance#

DNA Oyj

AS16086 is announced by DNA Oyj (Finland) and currently hosts 16 .dk domains in our dataset — <0.01% of all scanned .dk domains. Across all our scans we have observed 26 unique IPv4 addresses on this network, and the domains currently sit in 9 IPv4 CIDR blocks covering roughly 536.8 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: 12 distinct nameservers and 6 distinct mail exchangers serving .dk domains currently resolve to addresses announced by this AS.

On the security side, 4 of the domains hosted here (25.0%) 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 AS16086#

via ipbot.dk

DNA Oyj announces 85 prefixes (78 IPv4, 7 IPv6) and reaches the internet through 10 upstream networks.

UpstreamNamePower
AS3356Level 3 Parent, LLC
100.0%
AS174Cogent Communications, LLC
98.4%
AS6939Hurricane Electric LLC
36.5%
AS25091IP-Max SA
8.4%
AS6453TATA COMMUNICATIONS (AMERICA) INC
7.1%
AS5405INTERDOTLINK Inter.link GmbH
6.6%
AS3303Swisscom (Schweiz) AG
5.9%
AS33891Core-Backbone GmbH
5.4%
AS60068CDN77 Datacamp Limited
2.7%
AS1257SWIPNET - Tele2 Sverige AB
2.3%

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

🔻 Networks using AS16086 as upstream#

6 networks
NetworkNameDomainsPower
AS29240LANWAN-AS Loihde Trust Oy—
100.0%
AS199486Tietokeskus Finland Oy—
92.3%
AS201750Contrasec Oy—
77.1%
AS42540Atea Finland Oy—
46.1%
AS202509Cloud City Oy19
22.7%
AS24713CGI-Finland CGI Suomi Oy—
18.4%

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.

📡 Known CIDRs#

9 CIDRs

🧭 Nameservers in this AS#

12 hosts

📮 Mail Exchangers in this AS#

6 hosts
dhd.dk [/] search Domains, Hosts & DNS — .dk zone