seieroebyg.dk

📜 Historical scan 2026-10-19 13:15:43 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

seieroebyg.dk is a .dk domain served by 2 nameservers (ns1.dataspecialisten.dk, ns2.dataspecialisten.dk). It was registered on 13 November 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.201.240.150 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by seieroebyg-dk.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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 173ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dataspecialisten.dk	2a01:4f8:13b:3146::1 94.130.138.185	— ns1.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns2.dataspecialisten.dk	2a01:4f8:c17:5f0a::2 88.99.15.5	ns2.azehosting.net ns2.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 221ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.201.240.150	3600s	re01.azehosting.net	AS24940	Hetzner Online GmbH	195.201.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 172ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	seieroebyg-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca21::8 2a01:111:f403:ca21::c 2a01:111:f403:ca38::a 52.101.181.153 52.101.185.24 52.101.68.12 52.101.73.153	mail-db4pr02cu00204.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-zrxpr07cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-as8pr05cu00401.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 → 52.98.154.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 492ms

TXT Record
v=spf1 +a +mx +ip4:195.201.240.150 include:spf.azehosting.net include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (seieroebyg.dk)
-all (hard fail)	v=spf1 +a +mx +ip4:195.201.240.150 include:spf.azehosting.net include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.seieroebyg.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#

latest probe, not this scan · checked 2026-10-20 16:18:58

www CNAME	seieroebyg.dk (all on seieroebyg.dk) → 195.201.240.150 (AS24940)
www vs bare domain	Same network seieroebyg.dk: 195.201.240.150 (AS24940) www.seieroebyg.dk: 195.201.240.150 (AS24940)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.seieroebyg.dk	lxkDzeqiQEQRUsbZDIIsnZ_0HYwTj_FKIJz7yVDDdW8

🔗 TLSA / DANE#

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

🔐 DNSSEC#

255ms

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

🏷️ SOA#

21ms

Field	Value
Serial	2026092501
Primary NS (MNAME)	ns1.dataspecialisten.dk
Responsible (RNAME)	jacob@dataspecialisten.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-18 02:56:26

Field	Value
Registrar	1API GmbH
Registered	2015-11-13
Expires	2027-11-30 (398d)

🔗 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#

173ms

221ms

172ms

AAAA

161ms

TXT

492ms

CAA

218ms

HTTPS

207ms

TLSA

153ms

SOA

21ms

MTA-STS

246ms

DNSSEC

255ms

SRV

300ms

Total

1898ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-20 16:18:57	783ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-19 13:15:43 shown	1898ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-16 10:49:58	1995ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-26 08:19:37	2438ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-17 06:59:46	1641ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-26 20:26:30	56611ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 20:03:40	4824ms	2 NS 1 A 1 MX	🔓 Insecure