michaelkrogh.dk

📜 Historical scan 2026-07-16 21:15:09  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

michaelkrogh.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.135 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   85ms
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   80ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.111.240.135 3600s webcluster8.webpod11-cph3.one.com AS51468 One.com A/S 77.111.240.0/22 🇩🇰 Denmark Copenhagen

📧 MX Records#

4 records   64ms
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

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover77.111.240.135
🔶 Autoconfig77.111.240.135

🔷 AAAA Records (IPv6)#

1 records   73ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:102:fd:b7de:a288:e462 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#

2 records   322ms
TXT Record
v=spf1 a mx ip4:77.111.240.135 -all
v=spf1 include:_custspf.one.com ~all

✉️ SPF#

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)
PolicyRecord (michaelkrogh.dk)
-all (hard fail) v=spf1 a mx ip4:77.111.240.135 -all
~all (soft 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 2026-10-10 18:56:26
www77.111.240.166 2a02:2350:5:102:8036:1777:cbc3:4fe9 (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: 2/10 · policy: -all

  • error 2 SPF records: receivers must treat that as a permanent error (RFC 7208 §4.5)

🔗 TLSA / DANE#

4 records   87ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx2.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx3.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx4.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 5932F73E86E0548B77B582F47919F654…

🔐 DNSSEC#

180ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026071505
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup
📋 WHOIS#

⏱️ Lookup Timing#

NS
85ms
A
80ms
MX
64ms
AAAA
73ms
TXT
322ms
CAA
59ms
HTTPS
78ms
TLSA
87ms
SOA
0ms
MTA-STS
80ms
DNSSEC
180ms
SRV
131ms
Total
1138ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-01 06:27:46 608ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-24 14:17:17 613ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-22 09:48:01 641ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-22 08:23:59 756ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-16 15:49:58 811ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-27 13:55:45 761ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-27 05:01:12 920ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-18 01:42:45 5009ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-13 03:01:42 1035ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-16 21:15:09 shown 1138ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-15 16:30:35 1023ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-28 11:56:55 753ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-17 12:58:09 2976ms 2 NS 1 A 4 MX 🔒 Secure
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