knudjorgensen.dk
Last scanned: 2026-07-28 16:04:39  ·  11174ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   32ms
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
🌍
No A records found
📧 MX Records3 records   30ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s mx1.spamfilter.cc 2001:19f0:5001:1b34:5400:3ff:fe0e:a8b5
95.179.139.219
95.179.218.56		 —
—
95.179.218.56.vultrusercontent.com		 AS20473 The Constant Company, LLC
AS20473 The Constant Company, LLC
AS20473 The Constant Company, LLC
10 600s mx2.spamfilter.cc 2001:19f0:5001:1b34:5400:3ff:fe0e:a8b5
95.179.139.219
95.179.218.56		 —
—
95.179.218.56.vultrusercontent.com		 AS20473 The Constant Company, LLC
AS20473 The Constant Company, LLC
AS20473 The Constant Company, LLC
20 600s mx3.spamfilter.cc 2001:19f0:5001:1b34:5400:3ff:fe0e:a8b5
95.179.139.219
95.179.218.56		 —
—
95.179.218.56.vultrusercontent.com		 AS20473 The Constant Company, LLC
AS20473 The Constant Company, LLC
AS20473 The Constant Company, LLC
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscovereu.s3-website-eu-west-1.amazonaws.com → 3.5.71.70
🔶 Autoconfigeu.s3-website-eu-west-1.amazonaws.com → 3.5.74.55
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.knudjorgensen.dk eu.s3-website-eu-west-1.amazonaws.com
TXT eu.s3-website-eu-west-1.amazonaws.com 7e48ceab88c72d090b82f738de225bae
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC57ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA23ms
FieldValue
Serial2026040701
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
32ms
A
28ms
MX
30ms
AAAA
30ms
TXT
155ms
CAA
30ms
HTTPS
30ms
TLSA
2060ms
SOA
23ms
MTA-STS
73ms
DNSSEC
57ms
SRV
74ms
Total
11174ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-28 16:04:39 11174ms 2 NS 0 A 3 MX 🔒 Secure View
2026-06-30 12:11:36 2003ms 2 NS 0 A 3 MX 🔒 Secure View
2026-06-23 11:07:09 1118ms 2 NS 0 A 3 MX 🔒 Secure View
2026-06-18 06:07:29 1319ms 2 NS 0 A 3 MX 🔒 Secure View
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