oai.dk

📜 Historical scan 2026-09-17 01:04:53 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

oai.dk is a .dk domain served by 2 nameservers (dakota.ns.cloudflare.com, susan.ns.cloudflare.com). It was registered on 16 July 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.92.136 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.simplelogin.co, mx2.simplelogin.co. 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 106ms

Nameserver	IP addresses	PTR	ASN / ISP
dakota.ns.cloudflare.com	108.162.195.79 162.159.44.79 172.64.35.79 2606:4700:58::a29f:2c4f 2803:f800:50::6ca2:c34f 2a06:98c1:50::ac40:234f	dakota.ns.cloudflare.com dakota.ns.cloudflare.com dakota.ns.cloudflare.com dakota.ns.cloudflare.com dakota.ns.cloudflare.com dakota.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
susan.ns.cloudflare.com	108.162.194.199 162.159.38.199 172.64.34.199 2606:4700:50::a29f:26c7 2803:f800:50::6ca2:c2c7 2a06:98c1:50::ac40:22c7	susan.ns.cloudflare.com susan.ns.cloudflare.com susan.ns.cloudflare.com susan.ns.cloudflare.com susan.ns.cloudflare.com susan.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 122ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.92.136	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.194.134	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

2 records 95ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.simplelogin.co	176.119.200.136 176.119.200.136 185.205.70.136 185.205.70.136	mx2.simplelogin.co mx1.simplelogin.co mx1.simplelogin.co mx2.simplelogin.co	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	300s	mx2.simplelogin.co	176.119.200.136 176.119.200.136 185.205.70.136 185.205.70.136	mx2.simplelogin.co mx1.simplelogin.co mx1.simplelogin.co mx2.simplelogin.co	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

🔷 AAAA Records (IPv6)#

2 records 121ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:5c88	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:c286	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 101ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.92.136,172.67.194.134 ech=AEX+DQBBigAgACBMRTCQkv+8o/THkCiH6eE4bIVLIZJCocLdvYiAoCAUDwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:5c88,2606:4700:3032::ac43:c286

📝 TXT Records#

2 records 268ms

TXT Record
sl-verification=wbkaybabhfnykaqbozfmmbvyjrtlcr
v=spf1 include:simplelogin.co ~all

✉️ SPF#

Policy	Record (oai.dk)
~all (soft fail)	v=spf1 include:simplelogin.co ~all

📨 DMARC#

Policy	Record (_dmarc.oai.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100; adkim=s; aspf=s

📬 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 2026-10-07 20:10:48

www	104.21.92.136 172.67.194.134 2606:4700:3030::6815:5c88 2606:4700:3032::ac43:c286 (AS13335) (address records, no CNAME)
www vs bare domain	Same network oai.dk: 104.21.92.136 172.67.194.134 2606:4700:3030::6815:5c88 2606:4700:3032::ac43:c286 (AS13335) www.oai.dk: 104.21.92.136 172.67.194.134 2606:4700:3030::6815:5c88 2606:4700:3032::ac43:c286 (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
dkim	dkim._domainkey.simplelogin.co	RSA · ~1024 bit below 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#

6 records 779ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.simplelogin.co	DANE-TA · SPKI · SHA-256	8D02536C887482BC34FF54E41D2BA659…
SMTP _25._tcp.mx1.simplelogin.co	DANE-TA · SPKI · SHA-256	E5545E211347241891C554A03934CDE9…
SMTP _25._tcp.mx1.simplelogin.co	DANE-EE · SPKI · SHA-256	6B56DC55058100C47BEF4BB8020D2A24…
SMTP _25._tcp.mx2.simplelogin.co	DANE-TA · SPKI · SHA-256	8D02536C887482BC34FF54E41D2BA659…
SMTP _25._tcp.mx2.simplelogin.co	DANE-TA · SPKI · SHA-256	E5545E211347241891C554A03934CDE9…
SMTP _25._tcp.mx2.simplelogin.co	DANE-EE · SPKI · SHA-256	6B56DC55058100C47BEF4BB8020D2A24…

🔐 DNSSEC#

190ms

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	2414960623
Primary NS (MNAME)	dakota.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-15 02:03:47

Field	Value
Registrar	Simply.com A/S
Registered	2024-07-16
Expires	2027-07-15 (269d)

🔗 Same registrant#

1 domain

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
avena.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

106ms

122ms

95ms

AAAA

121ms

TXT

268ms

CAA

128ms

HTTPS

101ms

TLSA

779ms

SOA

0ms

MTA-STS

125ms

DNSSEC

190ms

SRV

136ms

Total

1978ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 15:32:49	2121ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-25 20:03:45	812ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-17 01:04:53 shown	1978ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-09 23:53:19	10345ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-28 03:42:54	796ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-18 04:37:51	6109ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-01 12:52:26	1094ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-27 11:01:30	1090ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-24 18:18:43	3042ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-20 19:21:46	769ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-20 07:44:07	1427ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-18 04:50:12	1192ms	2 NS 2 A 3 MX	🔓 Insecure