3kerhverv.dk DNS records

🖥️ Nameservers5 records 50ms

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 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.183.138.100	3600s	—	AS47292	Sentia Denmark A/S	46.183.138.0/23	🇩🇰 Denmark	—

📧 MX Records3 records 175ms

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	3kerhverv.dk → 46.183.138.100
🔶 Autoconfig	3kerhverv.dk → 46.183.138.100

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 235ms

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

📝 TXT Records2 records 240ms

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

✉️ SPF

Policy	Record (3kerhverv.dk)
-all (hard fail)	v=spf1 mx include:spf.gigahost.dk -all

📨 DMARC

Policy	Record (_dmarc.3kerhverv.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.3kerhverv.dk	3kerhverv.dk

🔗 TLSA / DANE

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

🔐 DNSSEC262ms

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@3kerhverv.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

50ms

A

49ms

MX

175ms

AAAA

26ms

TXT

240ms

CAA

280ms

HTTPS

178ms

TLSA

45ms

SOA

0ms

MTA-STS

59ms

DNSSEC

262ms

SRV

235ms

Total

805ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 23:41:48	805ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-26 20:24:06	950ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-21 01:49:14	2387ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-13 20:50:59	1104ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-06 18:17:55	1255ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-31 03:27:12	2862ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-23 22:06:26	2908ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-16 19:48:28	836ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-09 21:55:04	1034ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-03 15:43:39	869ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-27 15:36:07	1034ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-18 09:48:46	1090ms	5 NS 1 A 3 MX	⚠️ Bogus	View
2026-06-16 12:53:51	1677ms	5 NS 1 A 3 MX	🔓 Insecure	View