🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS42355, 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
112332026-07-012026-08-242026-10-18
2 latest0 over 110 days

Active .dk domains whose website address (A record) is announced by AS42355, counted once a day.

🌐 AS42355 at a glance#

Sinal A/S

AS42355 is announced by Sinal A/S (Denmark) and currently hosts 2 .dk domains in our dataset — <0.01% of all scanned .dk domains. Across all our scans we have observed 1 unique IPv4 address on this network, and the domains currently sit in 1 IPv4 CIDR block covering roughly 256 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: no 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 AS42355#

via ipbot.dk

Jan_Chrillesen Sinal A/S announces 2 prefixes (2 IPv4, 0 IPv6) and reaches the internet through 1 upstream network.

UpstreamNamePower
AS39642Sinal A/S
100.0%

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

Found 2 domains matching 42355
DomainIPASNISP / OrgCountry
brenneche.dk 193.163.220.140 AS42355 Sinal A/S 🇩🇰 Denmark
hou-net.dk 193.163.220.140 AS42355 Sinal A/S 🇩🇰 Denmark

📡 Known CIDRs#

1 CIDR
CIDRDomains
193.163.220.0/24 2

📮 Mail Exchangers in this AS#

1 host
HostnameDomains
stout2.chrillesen.dk 1
dhd.dk [/] search Domains, Hosts & DNS — .dk zone