🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS24641, 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#

109 days
88910102026-07-012026-08-242026-10-17
9 latest0 over 109 days

Active .dk domains whose website address (A record) is announced by AS24641, counted once a day.

🌐 AS24641 at a glance#

FASTER CZ spol. s r.o.

AS24641 is announced by FASTER CZ spol. s r.o. (Czechia) and currently hosts 9 .dk domains in our dataset — <0.01% of all scanned .dk domains. Across all our scans we have observed 10 unique IPv4 addresses on this network, and the domains currently sit in 2 IPv4 CIDR blocks covering roughly 6.1 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: 2 distinct nameservers and 3 distinct mail exchangers 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 AS24641#

via ipbot.dk

FASTER CZ spol. s r.o. announces 12 prefixes (10 IPv4, 2 IPv6) and reaches the internet through 10 upstream networks.

UpstreamNamePower
AS28725CETIN a.s.
100.0%
AS39392SuperNetwork SH.cz s.r.o.
19.2%
AS16019Vodafone Czech Republic a.s.
15.2%
AS6939Hurricane Electric LLC
12.1%
AS14840BR.Digital Telecom
1.0%
AS8218NEO-ASN Zayo Infrastructure France SA
0.8%
AS1764Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH
0.3%
AS6204ZET-NET TMRC GROUP SRL
0.3%
AS6663TTI-NET Euroweb Romania S.R.L.
0.3%
AS22356Durand do Brasil Ltda
0.1%

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

📡 Known CIDRs#

2 CIDRs

🧭 Nameservers in this AS#

2 hosts
HostnameDomains
c.ns.tojeono.cz 1
ns1.aerohosting.eu 1

📮 Mail Exchangers in this AS#

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