optics.dk DNS records

🖥️ Nameservers4 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.nordicway.dk	2a01:4f8:1c1a:a1e7::1 91.98.140.195	— static.195.140.98.91.clients.your-server.de	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns2.nordicway.dk	2a01:4f8:c012:4db6::1 49.13.80.249	— static.249.80.13.49.clients.your-server.de	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns3.nordicway.dk	2a01:4f8:c2c:d3c0::1 78.47.45.64	ns3.nordicway.dk ns3.nordicway.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns4.nordicway.dk	2a01:4f8:c010:24a2::1 78.47.56.84	ns4.nordicway.dk ns4.nordicway.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records1 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
142.132.203.237	3600s	cp08.nordicway.dk	AS24940	Hetzner Online GmbH	142.132.128.0/17	🇩🇪 Germany	Falkenstein

📧 MX Records2 records 55ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	1700s	eu-esec-01.heimdalsecurity.com	20.50.183.144 20.50.183.146	eu-esec-01.heimdalsecurity.com eu-esec-01.heimdalsecurity.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
1	1700s	eu-esec-02.heimdalsecurity.com	20.50.183.144 20.50.183.146	eu-esec-01.heimdalsecurity.com eu-esec-01.heimdalsecurity.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 322ms

TXT Record
v=spf1 ip4:77.215.239.130 ip4:213.237.49.65 include:spf-esec.heimdalsecurity.com a mx -all

✉️ SPF

Policy	Record (optics.dk)
-all (hard fail)	v=spf1 ip4:77.215.239.130 ip4:213.237.49.65 include:spf-esec.heimdalsecurity.com a mx -all

📨 DMARC

Policy	Record (_dmarc.optics.dk)
p=reject	v=DMARC1;p=reject;sp=none;adkim=r;aspf=r;pct=100;fo=1;rf=afrf;ri=86400;rua=mailto:8lqtz9ev@ag.eu.dmarcadvisor.com,mailto:cbj@optics.dk;ruf=mailto:cbj@optics.dk,mailto:8lqtz9ev@fr.eu.dmarcadvisor.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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.optics.dk	SZAec1Q1oUFAT8OClIjMmKYnilScmWJg9Jlo99dm2xY

🔗 TLSA / DANE2 records 154ms

Service / Owner	Type	Cert association
SMTP _25._tcp.eu-esec-01.heimdalsecurity.com	DANE-EE · SPKI · SHA-256	2E8933DD6DB99304A5A9D5C4ECDE7B8E…
SMTP _25._tcp.eu-esec-02.heimdalsecurity.com	DANE-EE · SPKI · SHA-256	2E8933DD6DB99304A5A9D5C4ECDE7B8E…

🔐 DNSSEC91ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026082701
Primary NS (MNAME)	ns1.nordicway.dk
Responsible (RNAME)	server@nordicway.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 RegistrationWHOIS fetched 2026-08-28 17:15:57

Field	Value
Registrar	nordicway ApS
Registered	2013-04-17
Expires	2028-04-30 (604d)

📋 WHOIS

⏱️ Lookup Timing

NS

49ms

A

55ms

MX

55ms

AAAA

50ms

TXT

322ms

CAA

64ms

HTTPS

76ms

TLSA

154ms

SOA

0ms

MTA-STS

93ms

DNSSEC

91ms

SRV

92ms

Total

918ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 15:51:01	918ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-09-01 18:25:30	950ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-28 17:15:32	763ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-25 10:15:29	9700ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-07-16 11:46:59	1214ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-06-29 23:25:44	950ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-06-29 01:06:35	994ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-06-25 03:12:01	1663ms	4 NS 1 A 0 MX	🔓 Insecure	View
2026-06-17 13:14:44	2346ms	4 NS 1 A 2 MX	🔓 Insecure	View