6640.dk

Records from scan: 2026-10-17 17:18:42  ·  1337ms total
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

6640.dk is a .dk domain served by 2 nameservers (ns3.nordicway.dk, ns4.nordicway.dk). It was registered on 9 December 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 176.9.90.24 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by 6640.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   277ms
NameserverIP addressesPTRASN / ISP
ns3.nordicway.dk 2a01:4f8:c2c:d3c0::1
78.47.45.64		 ns3.nordicway.dk
ns3.nordicway.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns4.nordicway.dk 2a01:4f8:c010:24a2::1
78.47.56.84		 ns4.nordicway.dk
ns4.nordicway.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH

🌍 A Records#

1 records   225ms
IPTTLPTRASNISP / OrgCIDRCountryCity
176.9.90.24 3600s cp10.nordicway.dk AS24940 Hetzner Online GmbH 176.9.0.0/16 🇩🇪 Germany Falkenstein

📧 MX Records#

1 records   242ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s 6640.dk 176.9.90.24 cp10.nordicway.dk AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   552ms
TXT Record
v=spf1 ip4:176.9.90.24 +a +mx +ip4:49.12.122.94 include:relay.mailchannels.net ~all

✉️ SPF#

PolicyRecord (6640.dk)
~all (soft fail) v=spf1 ip4:176.9.90.24 +a +mx +ip4:49.12.122.94 include:relay.mailchannels.net ~all

📨 DMARC#

PolicyRecord (_dmarc.6640.dk)
p=none (monitor only) v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

checked 2026-10-17 17:18:42
www CNAME6640.dk (all on 6640.dk)
www vs bare domainSame network
6640.dk: 176.9.90.24 (AS24940)
www.6640.dk: 176.9.90.24 (AS24940)
WildcardNo
Denial of existenceNSEC3 · 7 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.6640.dk ffK7iORQv-Iadf0mFv1aQA8C6T5wpBuuMQH5QepujBY

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

375ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

104ms
FieldValue
Serial2026101704
Primary NS (MNAME)ns3.nordicway.dk
Responsible (RNAME)server@nordicway.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-14 12:58:21
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2019-12-09
Expires2026-12-31 (74d)

🔗 Same registrant#

1 domain

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
5330.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
277ms
A
225ms
MX
242ms
AAAA
239ms
TXT
552ms
CAA
300ms
HTTPS
258ms
TLSA
173ms
SOA
104ms
MTA-STS
286ms
DNSSEC
375ms
SRV
298ms
Total
1337ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 17:18:42 shown 1337ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-16 16:26:22 1109ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-15 14:44:40 1393ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-14 12:42:10 720ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-13 10:00:08 1063ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-12 03:03:00 1356ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-11 01:05:30 514ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-10 00:38:05 701ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-08 15:20:45 862ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-07 15:16:03 1307ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-06 12:17:40 1353ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-05 10:27:35 940ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-04 10:21:10 758ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-03 10:20:09 650ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-02 10:19:44 810ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-01 10:15:22 689ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-30 10:10:31 845ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-30 01:09:59 673ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-29 00:58:38 646ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-28 00:51:09 666ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-27 00:33:49 651ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-26 00:18:31 744ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-25 00:00:33 688ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-23 23:36:50 688ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-20 00:52:07 704ms 2 NS 1 A 1 MX 🔒 Secure
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