kohrt.dk

📜 Historical scan 2026-09-30 14:47:38  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kohrt.dk is a .dk domain served by 2 nameservers (ariadne.ns.cloudflare.com, trey.ns.cloudflare.com). It was registered on 7 February 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.23.244 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   40ms

🌍 A Records#

2 records   34ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.23.244 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.214.180 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

5 records   42ms

🔷 AAAA Records (IPv6)#

2 records   33ms

🔐 HTTPS Records#

1 records   32ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.23.244,172.67.214.180 ech=AEX+DQBBsAAgACBT275Cb16Pb27QGeOSLO3Hy/XQxiszPugEzDprmo7naAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:17f4,2606:4700:3033::ac43:d6b4

📝 TXT Records#

1 records   162ms
TXT Record
v=spf1 include:aspmx.googlemail.com ~all

✉️ SPF#

PolicyRecord (kohrt.dk)
~all (soft fail) v=spf1 include:aspmx.googlemail.com ~all

📨 DMARC#

PolicyRecord (_dmarc.kohrt.dk)
p=reject v=DMARC1; p=reject; rua=mailto:3f23065c63f4433ab770d243b3fd771c@dmarc-reports.cloudflare.net;

📬 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#

latest probe, not this scan · checked 2026-10-15 09:57:11
www104.21.23.244 172.67.214.180 2606:4700:3031::6815:17f4 2606:4700:3033::ac43:d6b4 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
google — 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: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

104ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

28ms
FieldValue
Serial2416236744
Primary NS (MNAME)ariadne.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-13 07:37:33
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2002-02-07
Expires2036-03-31 (3450d)

🔗 Same registrant#

2 domains

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
kirkestenten.dkPunktum dk A/S (direct)
sbslink.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
40ms
A
34ms
MX
42ms
AAAA
33ms
TXT
162ms
CAA
41ms
HTTPS
32ms
TLSA
105ms
SOA
28ms
MTA-STS
53ms
DNSSEC
104ms
SRV
194ms
Total
918ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-15 09:57:11 957ms 2 NS 2 A 5 MX 🔒 Secure
2026-10-01 04:00:19 875ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-30 14:47:38 shown 918ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-23 13:04:27 1573ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-11 12:36:03 2345ms 2 NS 2 A 5 MX 🔒 Secure
2026-08-28 19:17:47 1848ms 2 NS 2 A 5 MX 🔒 Secure
2026-08-06 22:09:30 2333ms 2 NS 2 A 5 MX 🔒 Secure
2026-07-13 00:51:32 1672ms 2 NS 2 A 5 MX 🔒 Secure
2026-07-11 05:38:57 1633ms 2 NS 2 A 5 MX 🔒 Secure
2026-06-27 07:08:13 2489ms 2 NS 2 A 5 MX 🔒 Secure
2026-06-17 12:16:55 1039ms 2 NS 2 A 5 MX 🔒 Secure
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