🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS6421, 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#

Not enough history to chart yet — this series is collected once a day. Check back tomorrow.

🛰️ Upstream providers of AS6421#

via ipbot.dk

TATA COMMUNICATIONS (AMERICA) INC announces 38 prefixes (37 IPv4, 1 IPv6) and reaches the internet through 10 upstream networks.

UpstreamNamePower
AS6453TATA COMMUNICATIONS (AMERICA) INC
100.0%
AS8220COLT Technology Services Group Limited
31.1%
AS6939Hurricane Electric LLC
6.2%
AS4766KIXS-AS-KR-KR - Korea Telecom
6.0%
AS35280F5 F5 Networks SARL
3.7%
AS9507NEXTHOP-AS-AP - NextHop Pty Ltd
1.8%
AS4755TATA Communications formerly VSNL is Leading ISP
0.7%
AS4635HKIX-RS1 - Hong Kong Internet Exchange--Route Server 1
0.4%
AS9304HUTCHISON-AS-AP - HGC Global Communications Limited
0.4%
AS8359MTS PJSC
0.2%

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

🔻 Networks using AS6421 as upstream#

1 network
NetworkNameDomainsPower
AS9507NEXTHOP-AS-AP - NextHop Pty Ltd—
100.0%

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 6421
🔍
No results found in the database.
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