seehusenadvice.dk

📜 Historical scan 2026-09-30 12:09:37 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

seehusenadvice.dk is a .dk domain served by 2 nameservers (lewis.ns.cloudflare.com, noor.ns.cloudflare.com). It was registered on 9 July 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.21.36 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by seehusenadvice-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 43ms

Nameserver	IP addresses	PTR	ASN / ISP
lewis.ns.cloudflare.com	108.162.195.159 162.159.44.159 172.64.35.159 2606:4700:58::a29f:2c9f 2803:f800:50::6ca2:c39f 2a06:98c1:50::ac40:239f	lewis.ns.cloudflare.com lewis.ns.cloudflare.com lewis.ns.cloudflare.com lewis.ns.cloudflare.com lewis.ns.cloudflare.com lewis.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
noor.ns.cloudflare.com	108.162.194.74 162.159.38.74 172.64.34.74 2606:4700:50::a29f:264a 2803:f800:50::6ca2:c24a 2a06:98c1:50::ac40:224a	noor.ns.cloudflare.com noor.ns.cloudflare.com noor.ns.cloudflare.com noor.ns.cloudflare.com noor.ns.cloudflare.com noor.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 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.21.36	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.196.92	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	seehusenadvice-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::d 2a01:111:f403:ca09::24 2a01:111:f403:ca3c::8 52.101.103.140 52.101.103.36 52.101.73.120 52.101.73.155	mail-du0pr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-am7pr02cu00300.inbound.protection.outlook.com mail-am7pr02cu00203.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 → 52.98.149.136
🔶 Autoconfig	104.21.21.36

🔷 AAAA Records (IPv6)#

2 records 61ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:1524	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:c45c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 53ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.21.36,172.67.196.92 ech=AEX+DQBBXQAgACAMpYldYzQ9l7qOXBLrrdhR4BcdHHeNfu4qhqehUSG4NQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1524,2606:4700:3032::ac43:c45c

📝 TXT Records#

2 records 344ms

TXT Record
google-site-verification=h1lU44YSu5gH_YZfTEyiMsKovHfgztJBoPgGUxt3EPM
v=spf1 include:spf.curanet.dk include:spf.protection.outlook.com include:_spf.mailersend.net -all

✉️ SPF#

Policy	Record (seehusenadvice.dk)
-all (hard fail)	v=spf1 include:spf.curanet.dk include:spf.protection.outlook.com include:_spf.mailersend.net -all

📨 DMARC#

Policy	Record (_dmarc.seehusenadvice.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:eb1cf93af6d04becac2bc2f89e752393@dmarc-reports.cloudflare.net;

📬 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 2026-10-25 01:15:53

www	104.21.21.36 172.67.196.92 2606:4700:3030::6815:1524 2606:4700:3032::ac43:c45c (AS13335) (address records, no CNAME)
www vs bare domain	Same network seehusenadvice.dk: 104.21.21.36 172.67.196.92 2606:4700:3030::6815:1524 2606:4700:3032::ac43:c45c (AS13335) www.seehusenadvice.dk: 104.21.21.36 172.67.196.92 2606:4700:3030::6815:1524 2606:4700:3032::ac43:c45c (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-seehusenadvice-dk._domainkey.seehusenadvicedk.onmicrosoft.com	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#

83ms

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

🏷️ SOA#

66ms

Field	Value
Serial	2415730482
Primary NS (MNAME)	lewis.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-20 12:11:44

Field	Value
Registrar	CURANET A/S
Registered	2020-07-09
Expires	2027-07-31 (279d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

43ms

50ms

47ms

AAAA

61ms

TXT

344ms

CAA

52ms

HTTPS

53ms

TLSA

604ms

SOA

66ms

MTA-STS

120ms

DNSSEC

83ms

SRV

118ms

Total

1379ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-25 01:15:53	648ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-21 23:26:49	1047ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-20 11:59:15	877ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-09 16:06:35	1329ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-30 12:09:37 shown	1379ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-25 00:42:48	1446ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-31 21:06:46	1811ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-26 22:52:10	1341ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-25 22:30:00	901ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-24 16:20:19	3371ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-21 13:03:00	7134ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-13 16:02:58	4639ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-07 15:28:43	1257ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-15 12:32:59	1694ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-25 22:57:40	2009ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-21 08:37:14	1542ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-17 14:37:40	3751ms	2 NS 2 A 1 MX	🔒 Secure