simmersholm.dk

📜 Historical scan 2026-06-18 05:38:59 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

simmersholm.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 19 April 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.214 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by simmersholm-dk.mail.protection.outlook.com. 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#

2 records 76ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 75ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.214	—	splash.zitcom.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 77ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	simmersholm-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca04::f 2a01:111:f403:ca09:: 2a01:111:f403:ca09::9 52.101.68.15 52.101.68.29 52.101.68.8 52.101.73.4	mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am0pr83cu00404.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 → 52.98.149.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 220ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	40	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 215ms

TXT Record
MS=ms39990218
v=spf1 include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (simmersholm.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.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 2026-10-22 02:54:09

www	185.21.40.214 (AS48854) (address records, no CNAME)
www vs bare domain	Same network simmersholm.dk: 185.21.40.214 (AS48854) www.simmersholm.dk: 185.21.40.214 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

178ms

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

🏷️ SOA#

70ms

Field	Value
Serial	2023061501
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-07 22:35:32

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2012-04-19
Expires	2027-04-30 (186d)

📋 WHOIS#

⏱️ Lookup Timing#

76ms

75ms

77ms

AAAA

73ms

TXT

215ms

CAA

70ms

HTTPS

75ms

TLSA

268ms

SOA

70ms

MTA-STS

37ms

DNSSEC

178ms

SRV

220ms

Total

935ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-22 02:54:09	527ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 06:00:56	1225ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 01:06:49	1181ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 11:58:05	1124ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 05:38:59 shown	935ms	2 NS 1 A 1 MX	🔒 Secure