revisorperdunk.dk

Records from scan: 2026-10-01 03:29:36 · 972ms total · last checked 2026-10-16 16:37 (unchanged)

⬇ 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 47ms

Nameserver	IP addresses	PTR	ASN / 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

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
173.249.56.64	3600s	vmi187067.contaboserver.net	AS51167	Contabo GmbH	173.249.0.0/18	🇫🇷 France	Lauterbourg

📧 MX Records#

2 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
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#

Service	CNAME / IP
🔷 Autodiscover	173.249.56.64
🔶 Autoconfig	maildiscover.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 43ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records#

1 records 102ms

TXT Record
v=spf1 a mx include:spf.simply.com ~all

✉️ SPF#

Policy	Record (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#

checked 2026-10-13 11:03:23

www	173.249.56.64 (AS51167) (address records, no CNAME)
www vs bare domain	Same network revisorperdunk.dk: 173.249.56.64 (AS51167) www.revisorperdunk.dk: 173.249.56.64 (AS51167)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: 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#

123ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

23ms

Field	Value
Serial	2026093000
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-01 04:06:53

Field	Value
Registrar	Simply.com A/S
Registered	2005-11-24
Expires	2026-11-30 (44d)

📋 WHOIS#

⏱️ Lookup Timing#

47ms

31ms

AAAA

35ms

TXT

102ms

CAA

41ms

HTTPS

35ms

TLSA

278ms

SOA

23ms

MTA-STS

47ms

DNSSEC

123ms

SRV

43ms

Total

972ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 03:29:36 shown	972ms	4 NS 1 A 2 MX	🔒 Secure
2026-09-30 03:24:39	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