due-andersen.dk

Records from scan: 2026-10-12 11:46:37 · 1017ms total · last checked 2026-10-15 16:51 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

due-andersen.dk is a .dk domain served by 2 nameservers (ns1.dlx.dk, ns2.dlx.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.41.186 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by dueandersen-dk0i.mail.protection.outlook.com. 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#

2 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dlx.dk	2a00:1b18:1337:1337::53 46.30.121.210	ns1.dlx.dk ns1.dlx.dk	AS47527 DLX A/S AS47527 DLX A/S
ns2.dlx.dk	185.208.212.124 2a00:1b19:1337:1337::53	ns2.dlx.dk ns2.dlx.dk	AS47527 DLX A/S AS47527 DLX A/S

🌍 A Records#

1 records 25ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.186	600s	linux21.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	dueandersen-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca09::24 2a01:111:f403:ca09::a 2a01:111:f403:ca21::a 52.101.103.143 52.101.68.21 52.101.68.25 52.101.91.162	mail-db7pr03cu00601.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-matpr04cu00302.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 → 52.98.149.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records 127ms

TXT Record
aip3qd40te0fglfftq942a9hb0
MS=ms35649181
v=msv1 t=DB06FD85-AC16-4255-A793-FF6FA1CEDCD9
v=spf1 include:_spf.keyloop.io include:spf.datamann-fr.dk include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (due-andersen.dk)
-all (hard fail)	v=spf1 include:_spf.keyloop.io include:spf.datamann-fr.dk include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.due-andersen.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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#

checked 2026-10-12 11:46:37

www	185.21.41.186 (AS48854) (address records, no CNAME)
www vs bare domain	Same network due-andersen.dk: 185.21.41.186 (AS48854) www.due-andersen.dk: 185.21.41.186 (AS48854)
Wildcard	No

✍️ DKIM keys#

3 found

Selector	CNAME	Key
s1	s1.domainkey.u33880552.wl053.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u33880552.wl053.sendgrid.net	RSA · ~2048 bit
selector1	selector1-dueandersen-dk0i._domainkey.dueandersen.e-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: 14/10 · policy: -all

error 14 DNS lookups: the limit is 10, so a receiver whose evaluation gets past the 10th returns permerror (SPF fails)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

67ms

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

🏷️ SOA#

41ms

Field	Value
Serial	2026101201
Primary NS (MNAME)	ns1.dlx.dk
Responsible (RNAME)	ks@dlx.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

33ms

25ms

41ms

AAAA

39ms

TXT

127ms

CAA

24ms

HTTPS

49ms

TLSA

636ms

SOA

41ms

MTA-STS

43ms

DNSSEC

67ms

SRV

54ms

Total

1017ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 11:46:37 shown	1017ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-24 18:17:51	842ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-29 09:03:11	786ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 04:55:24	616ms	2 NS 1 A 1 MX	🔓 Insecure