rk.dk

📜 Historical scan 2026-07-30 17:03:22  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rk.dk is a .dk domain served by 4 nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and 1 more). It was registered on 30 June 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 167.235.95.185 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by eu-esec-01.heimdalsecurity.com, eu-esec-02.heimdalsecurity.com. 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#

4 records   42ms
NameserverIP addressesPTRASN / ISP
ns1.eurodns.com 199.167.66.107
2610:1c8:b002::107		 ns1.eurodns.com
ns1.eurodns.com		 AS23393 NuCDN LLC
AS23393 NuCDN LLC
ns2.eurodns.com 2610:1c8:b001::107 ns2.eurodns.com AS23393 NuCDN LLC
ns3.eurodns.com 199.167.66.108
2610:1c8:b002::108		 ns3.eurodns.com
ns3.eurodns.com		 AS23393 NuCDN LLC
AS23393 NuCDN LLC
ns4.eurodns.com 104.37.178.108
2610:1c8:b001::108		 ns4.eurodns.com
ns4.eurodns.com		 AS23393 NuCDN LLC
AS23393 NuCDN LLC

🌍 A Records#

1 records   39ms
IPTTLPTRASNISP / OrgCIDRCountryCity
167.235.95.185 3600s static.185.95.235.167.clients.your-server.de AS24940 Hetzner Online GmbH 167.235.0.0/16 🇩🇪 Germany Falkenstein

📧 MX Records#

2 records   39ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s eu-esec-01.heimdalsecurity.com 20.50.183.144
20.50.183.146		 eu-esec-01.heimdalsecurity.com
eu-esec-01.heimdalsecurity.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
20 3600s eu-esec-02.heimdalsecurity.com 20.50.183.144
20.50.183.146		 eu-esec-01.heimdalsecurity.com
eu-esec-01.heimdalsecurity.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)#

1 records   44ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:4f8:2220:1b48::2 3600s — AS24940 Hetzner Online GmbH 2a01:4f8:0:0:0:0:0:0/31 🇩🇪 Germany Falkenstein

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

6 records   307ms
TXT Record
_comwjdci18fls87o9leloytolq2epb2
_ohcpomqnls3iiyu8ceq3kwfyol5g3h7
google-site-verification=CUy8gIR-ex27XvK9quCc2vM860dF6qw-BlgBR9Qen-o
MS=ms89381381
openai-domain-verification=dv-5l20q3CGv1zOIXmJaZF5Gtaf
v=spf1 include:_rk_dk.spf-protect.com -all

✉️ SPF#

PolicyRecord (rk.dk)
-all (hard fail) v=spf1 include:_rk_dk.spf-protect.com -all

📨 DMARC#

PolicyRecord (_dmarc.rk.dk)
p=reject v=DMARC1; p=reject; rua=mailto:634d64c5e4218@dmarc.centerasecurity.com

📬 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 2026-10-14 17:46:10
www167.235.95.185 2a01:4f8:2220:1b48::2 (AS24940) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.rk.dk _acme-challenge.9ac01310829aae848a5b299bb9e38ac9fdd3e0d949697c77.upcloudlb.com

🔗 TLSA / DANE#

2 records   192ms
Service / OwnerTypeCert association
SMTP _25._tcp.eu-esec-01.heimdalsecurity.com DANE-EE · SPKI · SHA-256 2E8933DD6DB99304A5A9D5C4ECDE7B8E…
SMTP _25._tcp.eu-esec-02.heimdalsecurity.com DANE-EE · SPKI · SHA-256 2E8933DD6DB99304A5A9D5C4ECDE7B8E…

🔐 DNSSEC#

61ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026070904
Primary NS (MNAME)ns1.eurodns.com
Responsible (RNAME)hostmaster@eurodns.com
Refresh43200s
Retry7200s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-11 15:32:58
FieldValue
RegistrarEurodns S.A
Registered1997-06-30
Expires2027-06-30 (255d)

🔗 Same registrant#

6 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
2610.dkEurodns S.A
2610roedovre.dkEurodns S.A
e-posthus.dkEurodns S.A
heerup.dkDANDOMAIN A/S
rødovre.dkEurodns S.A
vestbadet.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
42ms
A
39ms
MX
39ms
AAAA
44ms
TXT
307ms
CAA
41ms
HTTPS
44ms
TLSA
192ms
SOA
0ms
MTA-STS
68ms
DNSSEC
61ms
SRV
128ms
Total
1324ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-14 17:46:10 1181ms 4 NS 1 A 2 MX 🔒 Secure
2026-10-13 16:38:54 1043ms 4 NS 1 A 2 MX 🔒 Secure
2026-10-11 15:16:12 1165ms 4 NS 1 A 2 MX 🔒 Secure
2026-09-30 20:49:23 1751ms 4 NS 1 A 2 MX 🔒 Secure
2026-09-26 20:08:52 891ms 4 NS 1 A 2 MX 🔒 Secure
2026-09-24 18:24:00 961ms 4 NS 1 A 2 MX 🔒 Secure
2026-09-23 17:47:40 1105ms 4 NS 1 A 2 MX 🔒 Secure
2026-09-19 07:00:36 1215ms 4 NS 1 A 2 MX 🔒 Secure
2026-09-12 05:20:17 1166ms 4 NS 1 A 2 MX 🔒 Secure
2026-09-05 04:55:06 2207ms 4 NS 1 A 2 MX 🔒 Secure
2026-08-27 01:22:24 881ms 4 NS 1 A 2 MX 🔒 Secure
2026-08-19 07:20:12 9920ms 4 NS 1 A 2 MX 🔒 Secure
2026-08-18 00:08:40 3707ms 4 NS 1 A 2 MX 🔒 Secure
2026-08-08 08:47:54 1259ms 4 NS 1 A 2 MX 🔒 Secure
2026-08-01 05:13:24 1352ms 4 NS 1 A 2 MX 🔒 Secure
2026-07-30 17:03:22 shown 1324ms 4 NS 1 A 2 MX 🔒 Secure
2026-07-16 10:38:29 1300ms 4 NS 1 A 2 MX 🔒 Secure
2026-07-11 18:05:21 10287ms 4 NS 1 A 2 MX 🔒 Secure
2026-07-06 23:25:29 1243ms 4 NS 1 A 2 MX 🔒 Secure
2026-06-30 16:57:32 1054ms 4 NS 1 A 2 MX 🔒 Secure
2026-06-25 12:53:23 4431ms 4 NS 1 A 2 MX 🔒 Secure
2026-06-25 11:14:18 1223ms 4 NS 1 A 2 MX 🔒 Secure
2026-06-24 23:43:25 1071ms 4 NS 1 A 2 MX 🔒 Secure
2026-06-20 05:31:21 3517ms 4 NS 1 A 2 MX 🔒 Secure
2026-06-17 23:07:02 943ms 4 NS 1 A 2 MX 🔒 Secure
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