sluk.dk DNS records

🖥️ Nameservers5 records 204ms

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 56ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.183.139.202	3600s	web2.gigahost.dk	AS47292	Sentia Denmark A/S	46.183.138.0/23	🇩🇰 Denmark	—

📧 MX Records3 records 63ms

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	sluk.dk → 46.183.139.202
🔶 Autoconfig	sluk.dk → 46.183.139.202

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 289ms

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

📝 TXT Records2 records 272ms

TXT Record
spf2.0/pra
v=spf1 mx include:spf.gigahost.dk -all

✉️ SPF

Policy	Record (sluk.dk)
-all (hard fail)	v=spf1 mx include:spf.gigahost.dk -all

📨 DMARC

Policy	Record (_dmarc.sluk.dk)
p=reject	v=DMARC1; p=reject;

📬 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.sluk.dk	sluk.dk

🔗 TLSA / DANE

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

🔐 DNSSEC9079ms

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@sluk.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

204ms

A

56ms

MX

63ms

AAAA

66ms

TXT

272ms

CAA

64ms

HTTPS

57ms

TLSA

368ms

SOA

0ms

MTA-STS

74ms

DNSSEC

9079ms

SRV

289ms

Total

9809ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 17:50:16	9809ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-27 11:15:06	771ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-20 03:53:21	2164ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-13 13:25:54	5078ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-06 18:48:47	1969ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-23 07:54:53	2879ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-16 06:24:05	1406ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-10 09:52:10	9085ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-03 13:39:30	3426ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-25 13:20:13	842ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-23 07:19:55	928ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 15:03:57	629ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-21 10:40:06	565ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-20 23:42:59	1151ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 22:19:22	1433ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-17 14:36:27	3612ms	5 NS 1 A 3 MX	🔓 Insecure	View