rkc-dev.dk

📜 Historical scan 2026-10-01 00:14:38  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rkc-dev.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 13 August 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.118 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod10-cph3.one.com, mx2.pub.mailpod10-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, has no 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   50ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S

🌍 A Records#

1 records   42ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.215.118 3600s webcluster2.webpod16-cph3.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen

📧 MX Records#

4 records   32ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.pub.mailpod10-cph3.one.com 104.37.34.70 mx1.pub.mailpod10-cph3.one.com AS51468 One.com A/S
10 10800s mx2.pub.mailpod10-cph3.one.com 104.37.34.71 mx2.pub.mailpod10-cph3.one.com AS51468 One.com A/S
10 10800s mx3.pub.mailpod10-cph3.one.com 104.37.34.72 mx3.pub.mailpod10-cph3.one.com AS51468 One.com A/S
10 10800s mx4.pub.mailpod10-cph3.one.com 104.37.34.73 mx4.pub.mailpod10-cph3.one.com AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

1 records   41ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:111:80b7:e32f:2373:9a36 3600s — AS51468 One.com A/S 2a02:2350:0:0:0:0:0:0/32 🇩🇰 Denmark Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   166ms
TXT Record
v=spf1 include:_custspf.one.com -all

✉️ SPF#

PolicyRecord (rkc-dev.dk)
-all (hard fail) v=spf1 include:_custspf.one.com -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 00:16:18
www46.30.215.118 2a02:2350:5:111:80b7:e32f:2373:9a36 (AS51468) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

4 records   62ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 6F2F6668E559087AD0C5D55F223128E2…
SMTP _25._tcp.mx2.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 6F2F6668E559087AD0C5D55F223128E2…
SMTP _25._tcp.mx3.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 6F2F6668E559087AD0C5D55F223128E2…
SMTP _25._tcp.mx4.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 6F2F6668E559087AD0C5D55F223128E2…

🔐 DNSSEC#

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

🏷️ SOA#

36ms
FieldValue
Serial2026090801
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-10 16:39:36
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2015-08-13
Expires2027-08-31 (314d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
50ms
A
42ms
MX
32ms
AAAA
41ms
TXT
166ms
CAA
35ms
HTTPS
57ms
TLSA
62ms
SOA
36ms
MTA-STS
50ms
DNSSEC
61ms
SRV
61ms
Total
546ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-14 00:16:18 766ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-10 16:20:34 619ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-01 00:14:38 shown 546ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-12 23:48:06 1010ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-08 18:39:45 810ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-27 08:42:42 882ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-14 21:58:39 8903ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-13 14:37:31 5137ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-11 00:16:24 3469ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-26 06:46:35 1699ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-24 20:39:15 885ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-24 03:46:31 822ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-21 21:16:45 978ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-18 03:34:37 892ms 2 NS 1 A 4 MX 🔒 Secure
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