steffenrosendahl.dk

Records from scan: 2026-10-22 14:59:50 · 814ms total · last checked 2026-10-23 16:47 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

steffenrosendahl.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 23 July 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 75.2.60.5 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by mail.tutanota.de. The zone is not DNSSEC-signed, 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#

3 records 22ms

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#

1 records 20ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
75.2.60.5	3600s	acd89244c803f7181.awsglobalaccelerator.com	AS16509	Amazon.com, Inc.	75.2.0.0/17	🇺🇸 United States	—

📧 MX Records#

1 records 26ms

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 128ms

TXT Record
t-verify=399e001eb6d68aa027a0fa475eed1917
v=spf1 include:spf.tutanota.de -all

✉️ SPF#

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

📨 DMARC#

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

📬 MTA-STS#

286ms

Check	Result
Status	🔒 Enforce
TXT record (_mta-sts)	✓ Found
HTTPS policy	✓ Valid
Mode	enforce
Policy ID	20190723
max_age	86400s
Policy MX	mail.tutanota.de

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

checked 2026-10-22 14:59:50

www CNAME	steffenrosendahl.netlify.app (all on netlify.app) → 35.157.26.135 63.176.8.218 2a05:d014:58f:6200::258 2a05:d014:58f:6200::259 (AS16509)
www vs bare domain	Same network steffenrosendahl.dk: 75.2.60.5 (AS16509) www.steffenrosendahl.dk: 35.157.26.135 63.176.8.218 2a05:d014:58f:6200::258 2a05:d014:58f:6200::259 (AS16509)
Wildcard	No
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

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.tutanota.de	RSA · ~2048 bit
s2	s2.domainkey.tutanota.de	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

2 records 164ms

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

🔐 DNSSEC#

99ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA#

18ms

Field	Value
Serial	2026101912
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 2026-10-19 06:36:03

Field	Value
Registrar	Simply.com A/S
Registered	2023-07-23
Expires	2027-07-22 (271d)

🔗 Same registrant#

10 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).

Domain	Registrar
22247824.dk	Simply.com A/S
eline.dk	Simply.com A/S
eposthus.dk	Simply.com A/S
gs-rosendahl.dk	Simply.com A/S
gsrosendahl.dk	Simply.com A/S
sgsr.dk	Simply.com A/S
sr-tech.dk	Simply.com A/S
srtech.dk	Simply.com A/S
steffenr.dk	Simply.com A/S
sterose.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

22ms

20ms

26ms

AAAA

30ms

TXT

128ms

CAA

31ms

HTTPS

32ms

TLSA

164ms

SOA

18ms

MTA-STS

286ms

DNSSEC

99ms

SRV

48ms

Total

814ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-22 14:59:50 shown	814ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-20 11:28:47	843ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-19 06:22:14	569ms	3 NS 0 A 2 MX	🔓 Insecure
2026-10-12 21:04:29	1573ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-09 16:52:03	3088ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-06 15:36:06	4154ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-03 14:28:04	1916ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-24 21:14:36	9887ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-19 08:55:38	2804ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-11 16:16:12	2960ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-04 11:59:58	10196ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-28 09:53:39	10409ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-26 12:44:42	3062ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-19 22:43:26	33599ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-08 14:48:57	3336ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-07 05:18:07	3494ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-06 22:11:24	2005ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-25 05:01:19	729ms	3 NS 0 A 1 MX	🔒 Secure
2026-06-23 06:42:14	1172ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 06:06:39	807ms	3 NS 0 A 1 MX	🔒 Secure
2026-06-17 13:37:52	2212ms	3 NS 0 A 1 MX	🔒 Secure