🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS16838, 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
112332026-07-012026-08-242026-10-17
2 latest0 over 109 days

Active .dk domains whose website address (A record) is announced by AS16838, counted once a day.

🌐 AS16838 at a glance#

VeriSign Infrastructure & Operations

AS16838 is announced by VeriSign Infrastructure & Operations (United States) 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 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 AS16838#

via ipbot.dk

VERISIGN-CORP - VeriSign Infrastructure & Operations announces 4 prefixes (4 IPv4, 0 IPv6) and reaches the internet through 5 upstream networks.

UpstreamNamePower
AS26134BROAD-RUN-BORDER-AS - VeriSign Infrastructure & Operations
100.0%
AS1221ASN-TELSTRA - Telstra Limited
27.0%
AS6461Zayo Bandwidth
26.8%
AS2764AAPT Limited
24.2%
AS3356Level 3 Parent, LLC
22.8%

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

📡 Known CIDRs#

1 CIDR
CIDRDomains
72.13.63.0/24 2

📮 Mail Exchangers in this AS#

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