🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS21497, 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.

🛰️ Upstream providers of AS21497

via ipbot.dk

UMC-AS PrJSC "VF UKRAINE" announces 169 prefixes (168 IPv4, 1 IPv6) and reaches the internet through 10 upstream networks.

UpstreamNamePower
AS2914NTT-DATA-2914 - NTT America, Inc.
100.0%
AS3257GTT-BACKBONE GTT Communications Inc.
91.6%
AS1273CW - IDDQD-AS
82.5%
AS6939Hurricane Electric LLC
18.2%
AS34549meerfarbig GmbH & Co. KG
11.7%
AS5405INTERDOTLINK Inter.link GmbH
10.6%
AS35280F5 F5 Networks SARL
9.7%
AS25091IP-Max SA
9.2%
AS6461Zayo Bandwidth
8.9%
AS35625Eurofiber France SAS
8.3%

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

🔻 Networks using AS21497 as upstream

2 networks
NetworkNameDomainsPower
AS25372IT Consulting L.L.C.—
100.0%
AS34867Cosmonova LLC—
25.2%

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.

Found 0 domains matching 21497
🔍
No results found in the database.
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