srosendahl.dk

📜 Historical scan 2026-09-17 03:05:30 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

srosendahl.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 27 January 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.tutanota.de. The zone is DNSSEC-signed and validates, publishes a 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#

3 records 34ms

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

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.tutanota.de	185.205.69.211 185.205.69.213 185.205.69.214	mail.w11.tutanota.de mail.w13.tutanota.de mail.w14.tutanota.de	AS210909 Tutao GmbH AS210909 Tutao GmbH AS210909 Tutao GmbH

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 131ms

TXT Record
t-verify=3f73da820fef654ffe8d6f79f7215473
v=spf1 include:spf.tutanota.de -all

✉️ SPF#

Policy	Record (srosendahl.dk)
-all (hard fail)	v=spf1 include:spf.tutanota.de -all

📨 DMARC#

Policy	Record (_dmarc.srosendahl.dk)
p=quarantine	v=DMARC1; p=quarantine; adkim=s

📬 MTA-STS#

494ms

Check	Result
Status	⚠️ Invalid
TXT record (_mta-sts)	✓ Found
HTTPS policy	✗ Missing / invalid
Policy ID	20190723
Policy MX	—

📈 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 2026-10-12 07:19:59

www	103.168.172.37 103.168.172.52 (AS151847) (address records, no CNAME)
www vs bare domain	Same network srosendahl.dk: 103.168.172.37 103.168.172.52 (AS151847) www.srosendahl.dk: 103.168.172.37 103.168.172.52 (AS151847)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

2 records 88ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.tutanota.de	DANE-EE · Full cert · SHA-256	D141F8F3A4AAC2E4D2677AAFCC723D8E…
SMTP _25._tcp.mail.tutanota.de	DANE-EE · SPKI · SHA-256	5AE0D6DC8A713441003F578C5A1D4D70…

🔐 DNSSEC#

75ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2024112101
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 2026-10-05 22:49:57

Field	Value
Registrar	Simply.com A/S
Registered	2024-01-27
Expires	2027-01-26 (92d)

📋 WHOIS#

⏱️ Lookup Timing#

34ms

33ms

31ms

AAAA

46ms

TXT

131ms

CAA

41ms

HTTPS

38ms

TLSA

88ms

SOA

0ms

MTA-STS

494ms

DNSSEC

75ms

SRV

45ms

Total

885ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 07:19:59	2470ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-05 22:20:03	4280ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-02 21:57:06	640ms	3 NS 0 A 1 MX	🔒 Secure
2026-09-17 03:05:30 shown	885ms	3 NS 0 A 1 MX	🔒 Secure
2026-08-26 14:40:41	1029ms	3 NS 0 A 1 MX	🔒 Secure
2026-06-25 02:59:24	565ms	3 NS 0 A 1 MX	🔒 Secure
2026-06-21 16:04:29	988ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 03:45:02	653ms	3 NS 0 A 1 MX	🔒 Secure
2026-06-17 13:37:05	2586ms	3 NS 0 A 1 MX	🔒 Secure