3kbyg.dk DNS records

🖥️ Nameservers5 records 187ms

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 188ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.183.139.221	3600s	web21.gigahost.dk	AS47292	Sentia Denmark A/S	46.183.138.0/23	🇩🇰 Denmark	—

📧 MX Records3 records 270ms

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	3kbyg.dk → 46.183.139.221
🔶 Autoconfig	3kbyg.dk → 46.183.139.221

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 291ms

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

📝 TXT Records2 records 332ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.3kbyg.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.3kbyg.dk	3kbyg.dk

🔗 TLSA / DANE

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

🔐 DNSSEC266ms

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@3kbyg.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

187ms

A

188ms

MX

270ms

AAAA

28ms

TXT

332ms

CAA

277ms

HTTPS

191ms

TLSA

41ms

SOA

0ms

MTA-STS

202ms

DNSSEC

266ms

SRV

291ms

Total

795ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 17:16:26	795ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-21 02:41:17	2049ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-13 07:53:19	25026ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-07 05:46:19	9904ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-23 03:54:32	1834ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-22 00:41:28	1377ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-20 17:58:16	684ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-19 04:35:37	695ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-16 21:35:09	1278ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-11 04:06:42	9053ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-04 14:04:22	2581ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-03 10:19:32	423ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-06-27 20:05:28	905ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-21 06:14:36	576ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-18 09:57:16	1385ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-16 13:14:17	917ms	5 NS 1 A 3 MX	🔓 Insecure	View