optimat.dk

Records from scan: 2026-10-09 11:51:28 · 412ms total · last checked 2026-10-17 02:50 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

optimat.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 21 January 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.104.172.96 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mailserver.purelymail.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.104.172.96	600s	static.96.172.104.178.clients.your-server.de	AS24940	Hetzner Online GmbH	178.104.0.0/15	🇩🇪 Germany	—

📧 MX Records#

1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mailserver.purelymail.com	18.204.123.63	ec2-18-204-123-63.compute-1.amazonaws.com	AS14618 Amazon.com, Inc.

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 131ms

TXT Record
purelymail_ownership_proof=ac043b3ad245dffdf5c5d36df2fe0f31e458e613361a8c74ad99638e592f4dc31c28630a8b0506e90400e191dbb0c6d1135816553f66dcfcf48592dc8e35fd2b
v=spf1 include:_spf.purelymail.com -all

✉️ SPF#

Policy	Record (optimat.dk)
-all (hard fail)	v=spf1 include:_spf.purelymail.com -all

📨 DMARC#

Policy	Record (_dmarc.optimat.dk)
p=reject	v=DMARC1; p=reject; ruf=mailto:dmarc@purelymail.com

📬 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#

checked 2026-10-09 11:51:28

www	178.104.172.96 (AS24940) (address records, no CNAME)
www vs bare domain	Same network optimat.dk: 178.104.172.96 (AS24940) www.optimat.dk: 178.104.172.96 (AS24940)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

65ms

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

🏷️ SOA#

31ms

Field	Value
Serial	2026100802
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-05 02:38:49

Field	Value
Registrar	Simply.com A/S
Registered	2026-01-21
Expires	2027-01-20 (94d)

📋 WHOIS#

⏱️ Lookup Timing#

40ms

39ms

33ms

AAAA

34ms

TXT

131ms

CAA

28ms

HTTPS

36ms

TLSA

71ms

SOA

31ms

MTA-STS

42ms

DNSSEC

65ms

SRV

54ms

Total

412ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 11:51:28 shown	412ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-04 07:08:08	376ms	3 NS 0 A 0 MX	🔒 Secure
2026-09-01 23:08:14	396ms	3 NS 0 A 0 MX	🔒 Secure
2026-08-24 15:59:35	697ms	3 NS 0 A 0 MX	🔒 Secure
2026-08-21 09:36:29	796ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-07 05:02:34	32903ms	3 NS 0 A 1 MX	🔒 Secure
2026-06-25 19:36:57	561ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-21 23:44:20	1903ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-19 21:58:51	539ms	3 NS 0 A 0 MX	🔒 Secure
2026-06-17 13:13:44	1608ms	3 NS 0 A 0 MX	🔒 Secure