dahl-martinussen.dk

📜 Historical scan 2026-09-18 10:30:37 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dahl-martinussen.dk is a .dk domain served by 2 nameservers (chris.ns.cloudflare.com, luciane.ns.cloudflare.com). It was registered on 1 September 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.3.13 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by dahlmartinussen-dk01b.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 101ms

Nameserver	IP addresses	PTR	ASN / ISP
chris.ns.cloudflare.com	108.162.193.85 172.64.33.85 173.245.59.85 2606:4700:58::adf5:3b55 2803:f800:50::6ca2:c155 2a06:98c1:50::ac40:2155	chris.ns.cloudflare.com chris.ns.cloudflare.com chris.ns.cloudflare.com chris.ns.cloudflare.com chris.ns.cloudflare.com chris.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
luciane.ns.cloudflare.com	108.162.194.120 162.159.38.120 172.64.34.120 2606:4700:50::a29f:2678 2803:f800:50::6ca2:c278 2a06:98c1:50::ac40:2278	luciane.ns.cloudflare.com luciane.ns.cloudflare.com luciane.ns.cloudflare.com luciane.ns.cloudflare.com luciane.ns.cloudflare.com luciane.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 113ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.3.13	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.130.5	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 101ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	dahlmartinussen-dk01b.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::9 2a01:111:f403:ca3c::a 2a01:111:f403:ca48::c 52.101.103.140 52.101.103.39 52.101.68.18 52.101.73.145	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-am6pr02cu00301.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 → 52.98.243.56

🔷 AAAA Records (IPv6)#

2 records 115ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:8205	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:30d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 102ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.3.13,172.67.130.5 ech=AEX+DQBBXQAgACD9nN3p+kskP2h36Yh0NI/PCPTtLJXfBwE+dwk/1IESUgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:8205,2606:4700:3035::6815:30d

📝 TXT Records#

3 records 251ms

TXT Record
AS9kfWMNW0GffEIt6G1nc+X26HrYN3wrqAoKlSKegs+TfYVFWmPYr5AF+ztGFXf9tEZpmFCLW8bYLh1HQoSW5g==
v=spf1 ip4:188.228.14.165 include:spf.protection.outlook.com -all
weMgELGqfRspiDQL5M5UYLTicvR44QgQ5RdtEQJ+Gs9zREBxCQ9iZWlu9hMvMFqrfs78selthVdSpogGgIDJwg==

✉️ SPF#

Policy	Record (dahl-martinussen.dk)
-all (hard fail)	v=spf1 ip4:188.228.14.165 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.dahl-martinussen.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:xo0yjgiu@ag.eu.dmarcian.com,mailto:dmarc_agg@vali.email;

📬 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 2026-10-11 14:35:13

www	104.21.3.13 172.67.130.5 2606:4700:3031::ac43:8205 2606:4700:3035::6815:30d (AS13335) (address records, no CNAME)
www vs bare domain	Same network dahl-martinussen.dk: 104.21.3.13 172.67.130.5 2606:4700:3031::ac43:8205 2606:4700:3035::6815:30d (AS13335) www.dahl-martinussen.dk: 104.21.3.13 172.67.130.5 2606:4700:3031::ac43:8205 2606:4700:3035::6815:30d (AS13335)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-dahlmartinussen-dk01b._domainkey.martinstarostka.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-dahlmartinussen-dk01b._domainkey.martinstarostka.onmicrosoft.com	RSA · ~1024 bit below 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#

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

🔐 DNSSEC#

162ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414949623
Primary NS (MNAME)	chris.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-12 14:05:18

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-09-01
Expires	2027-09-30 (338d)

🔗 Same registrant#

3 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
bl-inspections.dk	Punktum dk A/S (direct)
starostka.dk	Punktum dk A/S (direct)
webmailen.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

101ms

113ms

101ms

AAAA

115ms

TXT

251ms

CAA

127ms

HTTPS

102ms

TLSA

242ms

SOA

0ms

MTA-STS

133ms

DNSSEC

162ms

SRV

1079ms

Total

2908ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 14:35:13	2497ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-09 10:55:16	2152ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-02 19:08:01	1616ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 18:52:45	960ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-28 00:26:34	3185ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-18 10:30:37 shown	2908ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-01 06:24:15	3397ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-14 02:02:38	1854ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-08 08:37:21	1704ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-23 06:23:16	1534ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 23:48:39	712ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 23:41:15	641ms	2 NS 2 A 1 MX	🔓 Insecure