🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS26337, 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#

99 days
112332026-07-012026-08-192026-10-18
2 latest-1 over 99 days

Active .dk domains whose website address (A record) is announced by AS26337, counted once a day.

🌐 AS26337 at a glance#

Oso Grande IP Services, LLC

AS26337 is announced by Oso Grande IP Services, LLC (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 6 unique IPv4 addresses on this network, and the domains currently sit in 1 IPv4 CIDR block covering roughly 512 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 no mail exchangers serving .dk domains currently resolve to addresses announced by this AS.

On the security side, 2 of the domains hosted here (100.0%) validate as DNSSEC-secure — well above 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 AS26337#

via ipbot.dk

OIS1 - Oso Grande IP Services, LLC announces 11 prefixes (11 IPv4, 0 IPv6) and reaches the internet through 3 upstream networks.

UpstreamNamePower
AS1299TWELVE99 Arelion Sweden AB
100.0%
AS2914NTT-DATA-2914 - NTT America, Inc.
83.0%
AS198949Radware Ltd
43.3%

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

🔻 Networks using AS26337 as upstream#

2 networks
NetworkNameDomainsPower
AS19871NETWORK-SOLUTIONS-HOSTING - Network Solutions, LLC126
100.0%
AS46606UNIFIEDLAYER-AS-1 - Unified Layer270
98.2%

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#

1 CIDR
CIDRDomains
206.188.192.0/23 2

🧭 Nameservers in this AS#

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