optimat.dk

📜 Historical scan 2026-07-07 05:02:34 · ← Latest scan

⬇ 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. 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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 89ms

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#

🌍

No A records found

📧 MX Records#

1 records 90ms

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#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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#

latest probe, not this scan · 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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

16063ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✗ Not found
Flags	fully validated

🏷️ SOA#

74ms

Field	Value
Serial	2026062501
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#

89ms

16040ms

90ms

AAAA

88ms

TXT

16360ms

CAA

74ms

HTTPS

75ms

TLSA

116ms

SOA

74ms

MTA-STS

162ms

DNSSEC

16063ms

SRV

16046ms

Total

32903ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 11:51:28	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 shown	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