revisorperdunk.dk

📜 Historical scan 2026-09-30 03:24:39  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

revisorperdunk.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 24 November 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 173.249.56.64 is hosted by Contabo GmbH (AS51167) in France. Mail is handled by mail.ithozting.dk, backup-mx.ithozting.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#

4 records   29ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
ns4.simply.com 91.197.248.80 ns4.simply.com AS48854 team.blue Denmark A/S

🌍 A Records#

1 records   31ms
IPTTLPTRASNISP / OrgCIDRCountryCity
173.249.56.64 3600s vmi187067.contaboserver.net AS51167 Contabo GmbH 173.249.0.0/18 🇫🇷 France Lauterbourg

📧 MX Records#

2 records   26ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.ithozting.dk 83.91.91.2 mail.ithozting.dk AS3292 TDC Holding A/S
20 3600s backup-mx.ithozting.dk — — —

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover173.249.56.64
🔶 Autoconfigmaildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   66ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.simply.com

📝 TXT Records#

1 records   134ms
TXT Record
v=spf1 a mx include:spf.simply.com ~all

✉️ SPF#

PolicyRecord (revisorperdunk.dk)
~all (soft fail) v=spf1 a mx include:spf.simply.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 2026-10-13 11:03:23
www173.249.56.64 (AS51167) (address records, no CNAME)
www vs bare domainSame network
revisorperdunk.dk: 173.249.56.64 (AS51167)
www.revisorperdunk.dk: 173.249.56.64 (AS51167)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

63ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2025042300
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-01 04:06:53
FieldValue
RegistrarSimply.com A/S
Registered2005-11-24
Expires2026-11-30 (43d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
29ms
A
31ms
MX
26ms
AAAA
34ms
TXT
134ms
CAA
52ms
HTTPS
30ms
TLSA
381ms
SOA
0ms
MTA-STS
40ms
DNSSEC
63ms
SRV
66ms
Total
723ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-01 03:29:36 972ms 4 NS 1 A 2 MX 🔒 Secure
2026-09-30 03:24:39 shown 723ms 4 NS 1 A 2 MX 🔒 Secure
2026-09-25 23:17:42 540ms 4 NS 1 A 2 MX 🔒 Secure
2026-08-26 13:59:57 984ms 4 NS 1 A 2 MX 🔒 Secure
2026-06-28 20:52:16 720ms 4 NS 1 A 2 MX 🔒 Secure
2026-06-18 06:14:44 724ms 4 NS 1 A 2 MX 🔒 Secure
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