opti-myst.dk DNS records

🖥️ Nameservers5 records 60ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.gigahost.dk	46.183.139.31	ns1.gigahost.dk	AS47292 Sentia Denmark A/S
ns2.gigahost.dk	46.183.139.222	web22.gigahost.dk	AS47292 Sentia Denmark A/S
ns3.gigahost.dk	71.19.249.71	ns3.gigahost.dk	AS11831 eSecureData
ns4.gigahost.dk	51.79.215.130	ns4.gigahost.dk	AS16276 OVH SAS
ns5.gigahost.dk	77.74.192.83	ns5.gigahost.dk	AS42831 UK Dedicated Servers Limited

🌍 A Records1 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.116.232.217	3600s	217.giga-ptr.232.116.217.in-addr.arpa web17.gigahost.dk	AS47292	Sentia Denmark A/S	217.116.224.0/20	🇩🇰 Denmark	—

📧 MX Records3 records 200ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.gigahost.dk	46.183.139.11	mx1.gigahost.dk	AS47292 Sentia Denmark A/S
10	3600s	mx2.gigahost.dk	46.183.139.12	mx2.gigahost.dk	AS47292 Sentia Denmark A/S
10	3600s	mx3.gigahost.dk	46.183.139.13	mx3.gigahost.dk	AS47292 Sentia Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	opti-myst.dk → 217.116.232.217
🔶 Autoconfig	opti-myst.dk → 217.116.232.217

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 331ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	autodiscover.gigahost.dk

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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
CNAME	_acme-challenge.opti-myst.dk	opti-myst.dk

🔗 TLSA / DANE

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

🔐 DNSSEC93ms

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.gigahost.dk
Responsible (RNAME)	hostmaster@opti-myst.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

60ms

A

55ms

MX

200ms

AAAA

59ms

TXT

358ms

CAA

197ms

HTTPS

198ms

TLSA

360ms

SOA

0ms

MTA-STS

83ms

DNSSEC

93ms

SRV

331ms

Total

1291ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 20:29:11	1291ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-31 20:53:29	960ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-27 23:11:25	898ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-25 17:16:17	9680ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-20 13:16:44	25368ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-14 00:14:20	3619ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-07 17:34:41	1808ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-23 20:08:55	1397ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-16 23:10:28	3235ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-11 19:27:41	1584ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-03 11:35:29	2591ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-26 07:28:01	836ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-21 15:10:12	4147ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-21 11:13:11	1199ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 06:56:51	738ms	5 NS 1 A 3 MX	🔓 Insecure	View