oelandshus.dk

📜 Historical scan 2026-06-17 23:00:15 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

oelandshus.dk is a .dk domain served by 2 nameservers (jeremy.ns.cloudflare.com, nicole.ns.cloudflare.com). It was registered on 26 January 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.9.23 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. The zone is not DNSSEC-signed, has no 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 34ms

Nameserver	IP addresses	PTR	ASN / ISP
jeremy.ns.cloudflare.com	108.162.193.180 172.64.33.180 173.245.59.180 2606:4700:58::adf5:3bb4 2803:f800:50::6ca2:c1b4 2a06:98c1:50::ac40:21b4	jeremy.ns.cloudflare.com jeremy.ns.cloudflare.com jeremy.ns.cloudflare.com jeremy.ns.cloudflare.com jeremy.ns.cloudflare.com jeremy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nicole.ns.cloudflare.com	108.162.192.211 172.64.32.211 173.245.58.211 2606:4700:50::adf5:3ad3 2803:f800:50::6ca2:c0d3 2a06:98c1:50::ac40:20d3	nicole.ns.cloudflare.com nicole.ns.cloudflare.com nicole.ns.cloudflare.com nicole.ns.cloudflare.com nicole.ns.cloudflare.com nicole.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 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.9.23	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.141.18	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

4 records 54ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx1.pub.mailpod11-cph3.one.com	104.37.34.230	mx1.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	—	mx2.pub.mailpod11-cph3.one.com	104.37.34.231	mx2.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	—	mx3.pub.mailpod11-cph3.one.com	104.37.34.232	mx3.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	—	mx4.pub.mailpod11-cph3.one.com	104.37.34.233	mx4.pub.mailpod11-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.9.23
🔶 Autoconfig	172.67.141.18

🔷 AAAA Records (IPv6)#

2 records 42ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:917	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:8d12	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 37ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.9.23,172.67.141.18 ech=AEX+DQBBnAAgACBeRsiogButg1cXG+B47GvAtSqi3Ug1C0cFugeMjxDaMwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:917,2606:4700:3032::ac43:8d12

📝 TXT Records#

1 records 277ms

TXT Record
v=spf1 include:_custspf.one.com ~all

✉️ SPF#

Policy	Record (oelandshus.dk)
~all (soft fail)	v=spf1 include:_custspf.one.com ~all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-24 00:17:54

www	104.21.9.23 172.67.141.18 2606:4700:3032::6815:917 2606:4700:3034::ac43:8d12 (AS13335) (address records, no CNAME)
www vs bare domain	Same network oelandshus.dk: 104.21.9.23 172.67.141.18 2606:4700:3032::6815:917 2606:4700:3034::ac43:8d12 (AS13335) www.oelandshus.dk: 104.21.9.23 172.67.141.18 2606:4700:3032::6815:917 2606:4700:3034::ac43:8d12 (AS13335)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u28662781.wl032.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u28662781.wl032.sendgrid.net	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: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records 166ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…

🔐 DNSSEC#

71ms

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

🏷️ SOA#

39ms

Field	Value
Serial	2404841438
Primary NS (MNAME)	jeremy.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-04 11:00:13

Field	Value
Registrar	ONE.COM A/S
Registered	2015-01-26
Expires	2027-01-31 (99d)

📋 WHOIS#

⏱️ Lookup Timing#

34ms

43ms

54ms

AAAA

42ms

TXT

277ms

CAA

41ms

HTTPS

37ms

TLSA

166ms

SOA

39ms

MTA-STS

42ms

DNSSEC

71ms

SRV

69ms

Total

1318ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-24 00:17:53	1221ms	2 NS 2 A 4 MX	🔓 Insecure
2026-10-22 16:19:40	748ms	2 NS 2 A 4 MX	🔓 Insecure
2026-10-17 03:51:13	602ms	2 NS 2 A 4 MX	🔓 Insecure
2026-10-04 10:18:33	555ms	2 NS 2 A 4 MX	🔓 Insecure
2026-10-02 10:14:51	933ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-30 10:03:25	1025ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-28 09:47:44	1839ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-27 09:31:06	985ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-24 09:07:08	1169ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-22 06:21:59	3105ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-18 18:46:18	1755ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-11 16:21:08	1756ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-05 06:29:36	1315ms	2 NS 2 A 4 MX	🔓 Insecure
2026-08-27 20:57:02	1373ms	2 NS 2 A 4 MX	🔓 Insecure
2026-08-25 19:13:23	9686ms	2 NS 2 A 4 MX	🔓 Insecure
2026-08-19 04:50:56	6896ms	2 NS 2 A 4 MX	🔓 Insecure
2026-06-25 00:00:31	1156ms	2 NS 2 A 4 MX	🔓 Insecure
2026-06-19 22:59:30	2925ms	2 NS 2 A 4 MX	🔓 Insecure
2026-06-17 23:00:15 shown	1318ms	2 NS 2 A 4 MX	🔓 Insecure