3bt.dk DNS records

🖥️ Nameservers5 records 200ms

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 217ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
35.195.170.117	360s	117.170.195.35.bc.googleusercontent.com	AS396982	Google LLC	35.192.0.0/14	🇧🇪 Belgium	Brussels

📧 MX Records3 records 56ms

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	plus.3bt.dk → 46.183.138.100
🔶 Autoconfig	plus.3bt.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 307ms

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

📝 TXT Records1 records 318ms

TXT Record
google-site-verification=8oVNAubhXC3rQmk8vfXaJcLBFuRwZDgMJcNiZd5zJ3I

✉️ 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.3bt.dk	plus.3bt.dk

🔗 TLSA / DANE

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

🔐 DNSSEC89ms

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@3bt.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

200ms

A

217ms

MX

56ms

AAAA

82ms

TXT

318ms

CAA

59ms

HTTPS

48ms

TLSA

117ms

SOA

0ms

MTA-STS

79ms

DNSSEC

89ms

SRV

307ms

Total

982ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 22:37:56	982ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-27 16:05:15	999ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-21 00:50:11	2781ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-13 10:16:49	5623ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-07 16:26:04	10191ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-04 00:15:52	1671ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-23 14:56:26	1517ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-16 19:55:35	1058ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-09 06:09:05	1324ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-03 20:17:27	2748ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-25 13:38:02	957ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-18 09:46:04	1197ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-16 12:58:03	2029ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-16 12:49:27	1877ms	5 NS 1 A 3 MX	🔓 Insecure	View