oerbaek.dk

📜 Historical scan 2026-08-09 21:17:48 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

oerbaek.dk is a .dk domain served by 2 nameservers (emma.ns.cloudflare.com, walt.ns.cloudflare.com). It was registered on 12 November 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.11.67 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by oerbaek-dk.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 256ms

Nameserver	IP addresses	PTR	ASN / ISP
emma.ns.cloudflare.com	108.162.192.112 172.64.32.112 173.245.58.112 2606:4700:50::adf5:3a70 2803:f800:50::6ca2:c070 2a06:98c1:50::ac40:2070	emma.ns.cloudflare.com emma.ns.cloudflare.com emma.ns.cloudflare.com emma.ns.cloudflare.com emma.ns.cloudflare.com emma.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
walt.ns.cloudflare.com	108.162.193.148 172.64.33.148 173.245.59.148 2606:4700:58::adf5:3b94 2803:f800:50::6ca2:c194 2a06:98c1:50::ac40:2194	walt.ns.cloudflare.com walt.ns.cloudflare.com walt.ns.cloudflare.com walt.ns.cloudflare.com walt.ns.cloudflare.com walt.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 217ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.11.67	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.165.84	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 274ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	oerbaek-dk.mail.protection.outlook.com	2a01:111:f403:ca04::f 2a01:111:f403:ca09::5 2a01:111:f403:ca09::9 2a01:111:f403:ca09::f 52.101.68.12 52.101.68.25 52.101.68.36 52.101.73.12	mail-db7pr03cu00507.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am4pr0401cu00104.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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

2 records 265ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:a554	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:b43	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 269ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.11.67,172.67.165.84 ech=AEX+DQBBvAAgACA1UsApBhY4hFRdFmCV9+Dh/QCIyj0gkEpKxyrj2R41AAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:a554,2606:4700:3037::6815:b43

📝 TXT Records#

2 records 979ms

TXT Record
MS=ms45949925
v=spf1 include:spf.protection.outlook.com include:eu.mailgun.org ip4:95.138.221.89 ~all

✉️ SPF#

Policy	Record (oerbaek.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com include:eu.mailgun.org ip4:95.138.221.89 ~all

📨 DMARC#

Policy	Record (_dmarc.oerbaek.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 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 2026-10-22 12:34:34

www	104.21.11.67 172.67.165.84 2606:4700:3034::ac43:a554 2606:4700:3037::6815:b43 (AS13335) (address records, no CNAME)
www vs bare domain	Same network oerbaek.dk: 104.21.11.67 172.67.165.84 2606:4700:3034::ac43:a554 2606:4700:3037::6815:b43 (AS13335) www.oerbaek.dk: 104.21.11.67 172.67.165.84 2606:4700:3034::ac43:a554 2606:4700:3037::6815:b43 (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-oerbaek-dk._domainkey.oerbaekdk.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: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

850ms

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	2411764810
Primary NS (MNAME)	emma.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-22 12:45:19

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2010-11-12
Expires	2026-11-30 (38d)

🔗 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
nielsoerbaek.dk	Punktum dk A/S (direct)
oerbaekventilation.dk	Punktum dk A/S (direct)
ørbækventilation.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

256ms

217ms

274ms

AAAA

265ms

TXT

979ms

CAA

275ms

HTTPS

269ms

TLSA

451ms

SOA

0ms

MTA-STS

409ms

DNSSEC

850ms

SRV

335ms

Total

7553ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-22 12:34:34	540ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-07 22:20:17	3628ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 18:13:45	788ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-23 08:47:52	1320ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-20 12:47:32	1626ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-28 07:47:21	1116ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-09 21:17:48 shown	7553ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-23 16:17:19	1412ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-23 11:57:04	1635ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-23 01:05:12	1183ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-22 16:18:56	1082ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-21 05:17:21	1135ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-21 04:36:02	1120ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 08:24:11	6430ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 13:00:17	7215ms	2 NS 2 A 1 MX	🔓 Insecure