holbaekonline.dk

📜 Historical scan 2026-06-20 19:26:53  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

holbaekonline.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 30 January 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.130 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-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   94ms
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   84ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.111.240.130 3600s webcluster3.webpod11-cph3.one.com AS51468 One.com A/S 77.111.240.0/22 🇩🇰 Denmark Copenhagen

📧 MX Records#

4 records   102ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.pub.mailpod11-cph3.one.com 104.37.34.230 mx1.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 10800s mx2.pub.mailpod11-cph3.one.com 104.37.34.231 mx2.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 10800s mx3.pub.mailpod11-cph3.one.com 104.37.34.232 mx3.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 10800s mx4.pub.mailpod11-cph3.one.com 104.37.34.233 mx4.pub.mailpod11-cph3.one.com AS51468 One.com A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover77.111.240.130
🔶 Autoconfig77.111.240.130

🔷 AAAA Records (IPv6)#

1 records   91ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:102:15:7297:5f30:d7df 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 2026-10-12 20:29:06
www77.111.240.173 2a02:2350:5:102:806a:bd3c:6c6c:ec44 (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   123ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 00E55642F312E05CDB899B1433EDF47F…

🔐 DNSSEC#

250ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

81ms
FieldValue
Serial2026061302
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-05 08:25:06
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2001-01-30
Expires2027-03-31 (161d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
94ms
A
84ms
MX
102ms
AAAA
91ms
TXT
420ms
CAA
92ms
HTTPS
91ms
TLSA
123ms
SOA
81ms
MTA-STS
72ms
DNSSEC
250ms
SRV
176ms
Total
1147ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-12 20:29:06 1581ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-11 19:39:35 1892ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-05 08:16:04 1197ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-30 07:46:14 544ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-29 23:22:40 895ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-22 19:21:55 981ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-15 18:17:48 657ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-27 05:54:12 803ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-13 15:25:59 8946ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-12 10:18:43 3807ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-26 21:11:01 698ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-23 11:29:40 975ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-22 00:54:08 564ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-21 23:01:56 619ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-21 05:40:21 902ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 19:26:53 shown 1147ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-17 13:15:57 279ms 0 NS 0 A 0 MX ❓ Unknown
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