docker.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 198ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.116.232.208	3600s	208.giga-ptr.232.116.217.in-addr.arpa web8.gigahost.dk	AS47292	Sentia Denmark A/S	217.116.224.0/20	🇩🇰 Denmark	—

📧 MX Records3 records 302ms

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	docker.dk → 217.116.232.208
🔶 Autoconfig	docker.dk → 217.116.232.208

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 248ms

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.docker.dk	docker.dk

🔗 TLSA / DANE

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

🔐 DNSSEC9094ms

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	2026080601
Primary NS (MNAME)	ns1.gigahost.dk
Responsible (RNAME)	hostmaster@docker.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 RegistrationWHOIS fetched 2026-08-02 10:14:43

Field	Value
Registrar	GIGAHOST ApS
Registered	2013-12-20
Expires	2026-12-31 (119d)

📋 WHOIS

⏱️ Lookup Timing

NS

50ms

A

198ms

MX

302ms

AAAA

218ms

TXT

228ms

CAA

198ms

HTTPS

72ms

TLSA

60ms

SOA

0ms

MTA-STS

210ms

DNSSEC

9094ms

SRV

248ms

Total

9875ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 04:22:44	802ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-28 00:52:11	1088ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-21 00:36:05	1147ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-13 07:14:29	1100ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-09 07:36:11	9875ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-02 10:13:04	8839ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-23 10:46:45	940ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-18 03:12:28	9742ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-10 21:21:34	1005ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-03 14:41:51	996ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-29 06:37:11	898ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-20 16:43:55	1171ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-17 04:20:25	9087ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-17 04:11:58	1837ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-17 04:07:17	1046ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-17 04:00:07	637ms	5 NS 1 A 3 MX	🔓 Insecure	View