colduck.dk DNS records

🖥️ Nameservers5 records 29ms

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 1187ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.116.232.215	3599s	215.giga-ptr.232.116.217.in-addr.arpa web15.gigahost.dk	AS47292	Sentia Denmark A/S	217.116.224.0/20	🇩🇰 Denmark	—

📧 MX Records3 records 40ms

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	colduck.dk → 217.116.232.215
🔶 Autoconfig	colduck.dk → 217.116.232.215

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 288ms

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

📝 TXT Records2 records 336ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.colduck.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.colduck.dk	colduck.dk

🔗 TLSA / DANE

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

🔐 DNSSEC1256ms

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@colduck.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

29ms

A

1187ms

MX

40ms

AAAA

1185ms

TXT

336ms

CAA

49ms

HTTPS

48ms

TLSA

73ms

SOA

0ms

MTA-STS

67ms

DNSSEC

1256ms

SRV

288ms

Total

1890ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 12:22:15	1890ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-20 13:28:36	10251ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-13 05:13:36	9016ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-07 02:20:58	1365ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-31 22:27:30	1435ms	5 NS 1 A 3 MX	❓ Unknown	View
2026-07-23 05:15:36	9712ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-17 01:56:56	8731ms	5 NS 1 A 3 MX	❓ Unknown	View
2026-07-09 23:34:12	1902ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-03 10:16:54	5595ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-27 01:46:28	1036ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-18 13:36:21	1403ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-16 21:45:28	717ms	5 NS 1 A 3 MX	🔓 Insecure	View