rsknudsen.dk

📜 Historical scan 2026-06-17 22:20:21  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rsknudsen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 12 May 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.206.199.141 is hosted by Sinal A/S (AS39642) in Denmark. Mail is handled by smtptrap.bbsyd.dk, m.wooa.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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   41ms
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   43ms
IPTTLPTRASNISP / OrgCIDRCountryCity
5.206.199.141 — m.wooa.dk AS39642 Sinal A/S 5.206.192.0/21 🇩🇰 Denmark Esbjerg

📧 MX Records#

2 records   44ms
PriorityTTLMail ServerIP addressesPTRASN
5 — smtptrap.bbsyd.dk — — —
10 — m.wooa.dk 5.206.199.141 m.wooa.dk AS39642 Sinal A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   420ms
TXT Record
v=spf1 mx a:m.wooa.dk -all

✉️ SPF#

PolicyRecord (rsknudsen.dk)
-all (hard fail) v=spf1 mx a:m.wooa.dk -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 2026-10-23 22:20:35
www5.206.199.141 (AS39642) (address records, no CNAME)
www vs bare domainSame network
rsknudsen.dk: 5.206.199.141 (AS39642)
www.rsknudsen.dk: 5.206.199.141 (AS39642)
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 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#

131ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

40ms
FieldValue
Serial2026061101
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-17 05:40:12
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2009-05-12
Expires2027-05-31 (218d)

🔗 Same registrant#

3 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
lindevej1.dkDNS Platform ApS
woaa.dkPunktum dk A/S (direct)
wooa.dkDNS Platform ApS
📋 WHOIS#

⏱️ Lookup Timing#

NS
41ms
A
43ms
MX
44ms
AAAA
43ms
TXT
420ms
CAA
39ms
HTTPS
40ms
TLSA
164ms
SOA
40ms
MTA-STS
202ms
DNSSEC
131ms
SRV
4019ms
Total
4596ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-23 22:20:35 586ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-12 05:41:22 1210ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-29 18:26:26 522ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-10 22:08:07 733ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-02 03:57:56 586ms 2 NS 1 A 2 MX 🔒 Secure
2026-08-12 11:33:14 958ms 2 NS 1 A 2 MX 🔒 Secure
2026-07-18 03:33:59 819ms 2 NS 1 A 2 MX 🔒 Secure
2026-07-14 01:11:25 671ms 2 NS 1 A 2 MX 🔒 Secure
2026-07-01 13:18:39 577ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-28 15:01:08 636ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-17 22:20:21 shown 4596ms 2 NS 1 A 2 MX 🔒 Secure
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