🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS197540, 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#

108 days
3213774334885442026-07-012026-08-232026-10-16
529 latest+193 over 108 days

Active .dk domains whose website address (A record) is announced by AS197540, counted once a day.

🌐 AS197540 at a glance#

netcup GmbH

AS197540 is announced by netcup GmbH (Germany) and currently hosts 533 .dk domains in our dataset — 0.04% of all scanned .dk domains. Across all our scans we have observed 190 unique IPv4 addresses on this network, and the domains currently sit in 61 IPv4 CIDR blocks covering roughly 162.3 thousand addresses of IPv4 space.

IPv6 is live here too: 55 domains (10.3%) publish AAAA records from this AS, resolving to 43 unique IPv6 addresses across 5 prefixes (about 8.6 billion /64 networks of space).

The network is part of the .dk zone's infrastructure too: 48 distinct nameservers and 160 distinct mail exchangers serving .dk domains currently resolve to addresses announced by this AS.

On the security side, 342 of the domains hosted here (64.2%) 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 AS197540#

via ipbot.dk

netcup GmbH announces 274 prefixes (258 IPv4, 16 IPv6) and reaches the internet through 1 upstream network.

UpstreamNamePower
AS47147AS-ANX Anexia Cloud Solutions GmbH
100.0%

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

Found 533 domains matching 197540
DomainIPASNISP / OrgCountry
sukisushi9900.dk 159.195.42.48 AS197540 netcup GmbH 🇩🇪 Germany
sundestearbejdsplads.dk 202.61.199.32 AS197540 netcup GmbH 🇩🇪 Germany
sundtsulten.dk 159.195.42.48 AS197540 netcup GmbH 🇩🇪 Germany
sunnyjuice.dk 159.195.42.48 AS197540 netcup GmbH 🇩🇪 Germany
supporteren.dk 159.195.78.252 AS197540 netcup GmbH 🇩🇪 Germany
sushitakumi.dk 152.53.199.65 AS197540 netcup GmbH 🇩🇪 Germany
swe.dk 202.61.199.32 AS197540 netcup GmbH 🇩🇪 Germany
sydkystens.dk 202.61.199.32 AS197540 netcup GmbH 🇩🇪 Germany
sysop.dk 202.61.233.45 AS197540 netcup GmbH 🇩🇪 Germany
taela.dk 193.31.27.189 AS197540 netcup GmbH 🇩🇪 Germany
taeppedesign.dk 152.53.199.65 AS197540 netcup GmbH 🇩🇪 Germany
takumi-fredericia.dk 152.53.199.65 AS197540 netcup GmbH 🇩🇪 Germany
takumi-horsens.dk 152.53.199.65 AS197540 netcup GmbH 🇩🇪 Germany
takumi-naestved.dk 152.53.199.65 AS197540 netcup GmbH 🇩🇪 Germany
takumi-vejle.dk 152.53.199.65 AS197540 netcup GmbH 🇩🇪 Germany
takumisvendborg.dk 152.53.199.65 AS197540 netcup GmbH 🇩🇪 Germany
tandmemes.dk 152.53.128.78 AS197540 netcup GmbH 🇩🇪 Germany
tapashi-aarhus.dk 152.53.149.101 AS197540 netcup GmbH 🇩🇪 Germany
tapashi-herning.dk 152.53.149.101 AS197540 netcup GmbH 🇩🇪 Germany
tatami-naestved.dk 159.195.42.48 AS197540 netcup GmbH 🇩🇪 Germany
tatami-slagelse.dk 159.195.42.48 AS197540 netcup GmbH 🇩🇪 Germany
tatamisushi.dk 159.195.42.48 AS197540 netcup GmbH 🇩🇪 Germany
tatdoner.dk 159.195.42.48 AS197540 netcup GmbH 🇩🇪 Germany
telegrambot.dk 152.53.145.218 AS197540 netcup GmbH 🇩🇪 Germany
thomasdamgaard.dk 159.195.56.61 AS197540 netcup GmbH 🇩🇪 Germany
tilbyd.dk 202.61.247.36 AS197540 netcup GmbH 🇩🇪 Germany
titel.dk 159.195.255.20 AS197540 netcup GmbH 🇦🇹 Austria
tjekbutikken.dk 159.195.22.16 AS197540 netcup GmbH 🇩🇪 Germany
tnu.dk 152.53.238.209 AS197540 netcup GmbH 🇩🇪 Germany
traev.dk 188.68.38.145 AS197540 netcup GmbH 🇩🇪 Germany
trailerjan.dk 202.61.199.32 AS197540 netcup GmbH 🇩🇪 Germany
tribetec.dk 159.195.76.31 AS197540 netcup GmbH 🇩🇪 Germany
trollmandsforeningen.dk 152.53.227.228 AS197540 netcup GmbH 🇩🇪 Germany
trueleads.dk 159.195.226.194 AS197540 netcup GmbH 🇩🇪 Germany
trygvikarpartner.dk 152.53.149.101 AS197540 netcup GmbH 🇩🇪 Germany
træv.dk 188.68.38.145 AS197540 netcup GmbH 🇩🇪 Germany
turkiyetravel.dk 152.53.149.101 AS197540 netcup GmbH 🇩🇪 Germany
tømrerpovl.dk 152.53.117.141 AS197540 netcup GmbH 🇩🇪 Germany
uahub.dk 152.53.145.218 AS197540 netcup GmbH 🇩🇪 Germany
udviklende.dk 152.53.117.141 AS197540 netcup GmbH 🇩🇪 Germany
uiol.dk 152.53.145.218 AS197540 netcup GmbH 🇩🇪 Germany
umashi.dk 152.53.149.101 AS197540 netcup GmbH 🇩🇪 Germany
underpavillonen.dk 152.53.128.78 AS197540 netcup GmbH 🇩🇪 Germany
urkraftogkvindeliv.dk 159.195.56.61 AS197540 netcup GmbH 🇩🇪 Germany
vakifforlag.dk 152.53.149.101 AS197540 netcup GmbH 🇩🇪 Germany
vakifrejser.dk 152.53.149.101 AS197540 netcup GmbH 🇩🇪 Germany
vallar.dk 152.53.136.173 AS197540 netcup GmbH 🇩🇪 Germany
vandmassage.dk 81.16.19.248 AS197540 netcup GmbH 🇩🇪 Germany
varmingbiler.dk 152.53.149.101 AS197540 netcup GmbH 🇩🇪 Germany
vels.dk 152.53.113.45 AS197540 netcup GmbH 🇦🇹 Austria

📡 Known CIDRs#

66 CIDRs

🧭 Nameservers in this AS#

48 hosts

📮 Mail Exchangers in this AS#

160 hosts, top 50 shown
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