b-knudsen.dk

📜 Historical scan 2026-10-01 04:05:13  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

b-knudsen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 12 December 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.155 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.mailpod16-cph3.g1i.one.com, mx2.mailpod16-cph3.g1i.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   30ms
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   38ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.213.155 3600s webcluster1.webpod14-cph3.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen

📧 MX Records#

4 records   34ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.mailpod16-cph3.g1i.one.com 5.249.232.33 mx1.mailpod16-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx2.mailpod16-cph3.g1i.one.com 5.249.232.34 mx2.mailpod16-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx3.mailpod16-cph3.g1i.one.com 5.249.232.35 mx3.mailpod16-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx4.mailpod16-cph3.g1i.one.com 5.249.232.36 mx4.mailpod16-cph3.g1i.one.com AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

1 records   42ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:10c:d8:21fa:e8ae:ea15 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#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-17 22:58:21
www46.30.213.155 2a02:2350:5:10c:d8:21fa:e8ae:ea15 (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

🔗 TLSA / DANE#

4 records   83ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.mailpod16-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 2362DFAC1BB9F66402E0636BDEF478E5…
SMTP _25._tcp.mx2.mailpod16-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 2362DFAC1BB9F66402E0636BDEF478E5…
SMTP _25._tcp.mx3.mailpod16-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 2362DFAC1BB9F66402E0636BDEF478E5…
SMTP _25._tcp.mx4.mailpod16-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 2362DFAC1BB9F66402E0636BDEF478E5…

🔐 DNSSEC#

81ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

40ms
FieldValue
Serial2026090701
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-16 21:19:03
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2003-12-12
Expires2026-12-31 (73d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
30ms
A
38ms
MX
34ms
AAAA
42ms
TXT
153ms
CAA
38ms
HTTPS
49ms
TLSA
83ms
SOA
40ms
MTA-STS
48ms
DNSSEC
81ms
SRV
51ms
Total
588ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 22:58:21 753ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-16 20:56:23 1615ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-08 07:00:50 1308ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-01 04:05:13 shown 588ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-09 00:27:05 1635ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-27 14:25:48 641ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-18 07:40:31 2509ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-17 01:49:55 976ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-09 13:02:29 1055ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-11 17:26:03 16756ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-27 16:27:57 1142ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-24 12:26:52 951ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-22 21:09:03 3715ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-21 16:59:38 1108ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 21:46:50 617ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-19 20:03:17 1263ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-16 13:57:23 987ms 2 NS 1 A 4 MX 🔒 Secure
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