holstregnskab.dk

Records from scan: 2026-10-13 16:31:55 · 1123ms total · last checked 2026-10-16 23:58 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

holstregnskab.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 14 August 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.164 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by holstregnskab-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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 29ms

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 26ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.164	3600s	linux146.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	holstregnskab-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca09::26 2a01:111:f403:ca21::8 2a01:111:f403:ca48::8 52.101.68.10 52.101.68.39 52.101.73.123 52.101.73.153	mail-du0pr03cu00102.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.154.136
🔶 Autoconfig	94.231.103.164

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 40ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 108ms

TXT Record
MS=ms99139947
v=spf1 include:spf.rpost.net include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (holstregnskab.dk)
-all (hard fail)	v=spf1 include:spf.rpost.net include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.holstregnskab.dk)
p=reject	v=DMARC1; p=reject;

📬 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 16:31:55

www	94.231.103.164 (AS48854) (address records, no CNAME)
www vs bare domain	Same network holstregnskab.dk: 94.231.103.164 (AS48854) www.holstregnskab.dk: 94.231.103.164 (AS48854)
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: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

115ms

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

🏷️ SOA#

35ms

Field	Value
Serial	2026101200
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 2026-10-13 03:33:36

Field	Value
Registrar	Simply.com A/S
Registered	2014-08-14
Expires	2027-08-31 (318d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

29ms

26ms

43ms

AAAA

39ms

TXT

108ms

CAA

36ms

HTTPS

39ms

TLSA

500ms

SOA

35ms

MTA-STS

43ms

DNSSEC

115ms

SRV

40ms

Total

1123ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 16:31:55 shown	1123ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-01 07:56:23	1016ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-28 06:07:36	678ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-09 03:56:30	857ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-03 09:04:14	1203ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-31 18:13:14	1232ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-30 22:49:06	1188ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-21 21:45:50	1046ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:37:56	2968ms	4 NS 1 A 1 MX	🔒 Secure