🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS31898, 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
8929089249399552026-07-012026-08-232026-10-16
951 latest+20 over 108 days

Active .dk domains whose website address (A record) is announced by AS31898, counted once a day.

🌐 AS31898 at a glance#

Oracle Corporation

AS31898 is announced by Oracle Corporation (United States) and currently hosts 955 .dk domains in our dataset — 0.07% of all scanned .dk domains. Across all our scans we have observed 568 unique IPv4 addresses on this network, and the domains currently sit in 128 IPv4 CIDR blocks covering roughly 1.8 million addresses of IPv4 space.

IPv6 is live here too: 4 domains (0.4%) publish AAAA records from this AS, resolving to 5 unique IPv6 addresses across 2 prefixes (about 1.1 billion /64 networks of space).

The network is part of the .dk zone's infrastructure too: 221 distinct nameservers and 622 distinct mail exchangers serving .dk domains currently resolve to addresses announced by this AS.

On the security side, 336 of the domains hosted here (35.2%) 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 AS31898#

via ipbot.dk

ORACLE-BMC-31898 - Oracle Corporation announces 3,842 prefixes (2,831 IPv4, 1,011 IPv6) and reaches the internet through 10 upstream networks.

UpstreamNamePower
AS1299TWELVE99 Arelion Sweden AB
100.0%
AS2914NTT-DATA-2914 - NTT America, Inc.
58.1%
AS3356Level 3 Parent, LLC
54.9%
AS174Cogent Communications, LLC
52.8%
AS7473SINGTEL-AS-AP Singapore Telecommunications Ltd
45.9%
AS6453TATA COMMUNICATIONS AMERICA INC
38.4%
AS9498BBIL-AP BHARTI Airtel Ltd.
32.7%
AS3257GTT-BACKBONE GTT Communications Inc.
30.6%
AS8966Etisalat-AS EMIRATES TELECOMMUNICATIONS GROUP COMPANY (ETISALAT GROUP) PJSC
21.0%
AS7195EDGEUNO S.A.S
20.8%

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

📡 Known CIDRs#

130 CIDRs

🧭 Nameservers in this AS#

221 hosts, top 50 shown

📮 Mail Exchangers in this AS#

622 hosts, top 50 shown
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