cassim.dk

📜 Historical scan 2026-08-31 16:29:15 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cassim.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 11 May 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 37.27.224.234 is hosted by Hetzner Online GmbH (AS24940) in Finland. Mail is handled by dk.mx1.mailanyone.net, dk.mx2.mx25.net and 3 more. The zone is DNSSEC-signed and validates, 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 46ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
37.27.224.234	3600s	static.234.224.27.37.clients.your-server.de	AS24940	Hetzner Online GmbH	37.27.0.0/16	🇫🇮 Finland	Helsinki

📧 MX Records#

5 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	dk.mx1.mailanyone.net	192.162.219.155 2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd	mx41.electric.net mx11.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	3600s	dk.mx2.mx25.net	192.162.219.49	mx41.electric.net	AS16509 Amazon.com, Inc.
30	3600s	dk.mx3.mailanyone.net	192.162.219.255 2a01:77c0:1619:4101:d99:c22:fb4d:290e	mx41.electric.net mx10.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
40	3600s	dk.mx4.mx25.net	192.162.219.255	mx41.electric.net	AS16509 Amazon.com, Inc.
100	43200s	cassim-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::4 2a01:111:f403:ca04::c 2a01:111:f403:ca09:: 52.101.68.21 52.101.68.3 52.101.68.39 52.101.73.1	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am3pr04cu00501.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 76ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	10	443	autodiscover.outlook.com

📝 TXT Records#

3 records 193ms

TXT Record
MS=ms81169268
v=spf1 include:spf.protection.outlook.com include:spf.mailanyone.net -all
vpe=d70a54b6

✉️ SPF#

Policy	Record (cassim.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.mailanyone.net -all

📨 DMARC#

Policy	Record (_dmarc.cassim.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:info@canit.dk; ruf=mailto:info@canit.dk; rf=afrf ;pct=100

📬 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 2026-10-17 19:25:32

www	37.27.224.234 (AS24940) (address records, no CNAME)
www vs bare domain	Same network cassim.dk: 37.27.224.234 (AS24940) www.cassim.dk: 37.27.224.234 (AS24940)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-cassim-dk._domainkey.canitdk.r-v1.dkim.mail.microsoft	RSA · ~2048 bit
selector2	selector2-cassim-dk._domainkey.canitdk.r-v1.dkim.mail.microsoft	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: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

8 records 332ms

Service / Owner	Type	Cert association
SMTP _25._tcp.dk.mx1.mailanyone.net	DANE-EE · Full cert · SHA-256	443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx1.mailanyone.net	DANE-EE · Full cert · SHA-256	1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx2.mx25.net	DANE-EE · Full cert · SHA-256	1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx2.mx25.net	DANE-EE · Full cert · SHA-256	443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx3.mailanyone.net	DANE-EE · Full cert · SHA-256	443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx3.mailanyone.net	DANE-EE · Full cert · SHA-256	1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx4.mx25.net	DANE-EE · Full cert · SHA-256	443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx4.mx25.net	DANE-EE · Full cert · SHA-256	1AAAC405385DEB66C25E43D629569F6C…

🔐 DNSSEC#

82ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026080601
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-20 18:49:40

Field	Value
Registrar	ONE.COM A/S
Registered	2000-05-11
Expires	2027-06-30 (252d)

🔗 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
notesadm.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

46ms

54ms

35ms

AAAA

45ms

TXT

193ms

CAA

43ms

HTTPS

48ms

TLSA

332ms

SOA

0ms

MTA-STS

74ms

DNSSEC

82ms

SRV

76ms

Total

1451ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-06 21:34:32	1226ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-08 19:30:43	2180ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-31 16:29:15 shown	1451ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-08 16:39:48	2346ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-28 21:39:27	2236ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-19 17:05:56	3340ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-09 04:59:19	3174ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-21 15:36:11	836ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-16 19:48:21	1343ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-16 19:40:30	4992ms	2 NS 1 A 5 MX	🔒 Secure