siman.dk

📜 Historical scan 2026-08-27 15:00:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

siman.dk is a .dk domain served by 2 nameservers (alexis.ns.cloudflare.com, stephane.ns.cloudflare.com). It was registered on 28 May 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.5.68 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.pub.mailpod5-cph3.one.com, mx2.pub.mailpod5-cph3.one.com and 1 more. 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 28ms

Nameserver	IP addresses	PTR	ASN / ISP
alexis.ns.cloudflare.com	108.162.193.60 172.64.33.60 173.245.59.60 2606:4700:58::adf5:3b3c 2803:f800:50::6ca2:c13c 2a06:98c1:50::ac40:213c	alexis.ns.cloudflare.com alexis.ns.cloudflare.com alexis.ns.cloudflare.com alexis.ns.cloudflare.com alexis.ns.cloudflare.com alexis.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
stephane.ns.cloudflare.com	108.162.194.112 162.159.38.112 172.64.34.112 2606:4700:50::a29f:2670 2803:f800:50::6ca2:c270 2a06:98c1:50::ac40:2270	stephane.ns.cloudflare.com stephane.ns.cloudflare.com stephane.ns.cloudflare.com stephane.ns.cloudflare.com stephane.ns.cloudflare.com stephane.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 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.5.68	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.133.36	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 51ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.pub.mailpod5-cph3.one.com	185.164.14.54	mx1.pub.mailpod5-cph3.one.com	AS51468 One.com A/S
10	300s	mx2.pub.mailpod5-cph3.one.com	185.164.14.55	mx2.pub.mailpod5-cph3.one.com	AS51468 One.com A/S
10	300s	mx3.pub.mailpod5-cph3.one.com	185.164.14.56	mx3.pub.mailpod5-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

2 records 26ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:8524	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:544	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 45ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.5.68,172.67.133.36 ech=AEX+DQBBqgAgACDoLtW1D936N1IOECuxYRRPe7h8MJBej8DNLfjBq/ZvQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:8524,2606:4700:3035::6815:544

📝 TXT Records#

1 records 142ms

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

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.siman.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:anders@siman.dk

📬 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 16:53:40

www	104.21.5.68 172.67.133.36 2606:4700:3033::ac43:8524 2606:4700:3035::6815:544 (AS13335) (address records, no CNAME)
www vs bare domain	Same network siman.dk: 104.21.5.68 172.67.133.36 2606:4700:3033::ac43:8524 2606:4700:3035::6815:544 (AS13335) www.siman.dk: 104.21.5.68 172.67.133.36 2606:4700:3033::ac43:8524 2606:4700:3035::6815:544 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

3 records 66ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod5-cph3.one.com	DANE-EE · SPKI · SHA-256	63EF463E384F266BA4F41EE149A2C594…
SMTP _25._tcp.mx2.pub.mailpod5-cph3.one.com	DANE-EE · SPKI · SHA-256	63EF463E384F266BA4F41EE149A2C594…
SMTP _25._tcp.mx3.pub.mailpod5-cph3.one.com	DANE-EE · SPKI · SHA-256	63EF463E384F266BA4F41EE149A2C594…

🔐 DNSSEC#

104ms

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	2413273030
Primary NS (MNAME)	alexis.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-16 16:58:45

Field	Value
Registrar	ONE.COM A/S
Registered	2013-05-28
Expires	2027-05-31 (220d)

🔗 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#

28ms

39ms

51ms

AAAA

26ms

TXT

142ms

CAA

22ms

HTTPS

45ms

TLSA

66ms

SOA

0ms

MTA-STS

55ms

DNSSEC

104ms

SRV

44ms

Total

625ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 11:09:12	503ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-26 05:41:35	2547ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-10 03:20:08	637ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-27 15:00:45 shown	625ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-26 14:36:47	661ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-11 12:12:07	9536ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-27 21:53:51	961ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-17 11:34:52	993ms	2 NS 1 A 3 MX	🔒 Secure