samstrom.dk

📜 Historical scan 2026-07-04 20:48:05 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

samstrom.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 23 April 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.20.205.31 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by samstrom-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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 37ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.20.205.31	3600s	linux359.unoeuro.com	AS48854	team.blue Denmark A/S	185.20.204.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 73ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	samstrom-dk.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca09::9 2a01:111:f403:ca09::d 2a01:111:f403:ca09::f 52.101.73.1 52.101.73.11 52.101.73.26 52.101.73.30	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 52.98.243.24
🔶 Autoconfig	185.20.205.31

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 144ms

TXT Record
MS=ms55645411
v=spf1 include:_spf.mailersend.net include:spf.protection.outlook.com include:spf.simply.com a:mailscan10.tn-hosting.dk a:volta.pil.dk -all

✉️ SPF#

Policy	Record (samstrom.dk)
-all (hard fail)	v=spf1 include:_spf.mailersend.net include:spf.protection.outlook.com include:spf.simply.com a:mailscan10.tn-hosting.dk a:volta.pil.dk -all

📨 DMARC#

Policy	Record (_dmarc.samstrom.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:65689081e40ce@dmarc.centerasecurity.com;

📬 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 2026-10-12 20:22:51

www	104.21.16.110 172.67.210.204 2606:4700:3031::6815:106e 2606:4700:3034::ac43:d2cc (AS13335) (address records, no CNAME)
www vs bare domain	Same network samstrom.dk: 104.21.16.110 172.67.210.204 2606:4700:3031::6815:106e 2606:4700:3034::ac43:d2cc (AS13335) www.samstrom.dk: 104.21.16.110 172.67.210.204 2606:4700:3031::6815:106e 2606:4700:3034::ac43:d2cc (AS13335)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-samstrom-dk._domainkey.energiikast.k-v1.dkim.mail.microsoft	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: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

129ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026070401
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-06 21:07:41

Field	Value
Registrar	CURANET A/S
Registered	2015-04-23
Expires	2027-04-30 (193d)

📋 WHOIS#

⏱️ Lookup Timing#

37ms

49ms

73ms

AAAA

28ms

TXT

144ms

CAA

68ms

HTTPS

39ms

TLSA

270ms

SOA

0ms

MTA-STS

59ms

DNSSEC

129ms

SRV

2041ms

Total

3129ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-06 20:41:41	3047ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-29 14:51:19	2672ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-25 05:50:28	2862ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-11 18:14:54	2995ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-09 08:36:19	2877ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-20 11:56:49	5558ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-04 20:48:05 shown	3129ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 23:36:37	1195ms	2 NS 1 A 1 MX	🔒 Secure