cox.dk DNS records

🖥️ Nameservers5 records 133ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.gigahost.dk	46.183.139.31	—	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 155ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.116.232.220	3599s	220.giga-ptr.232.116.217.in-addr.arpa web20.gigahost.dk	AS47292	Sentia Denmark A/S	217.116.224.0/20	🇩🇰 Denmark	—

📧 MX Records3 records 131ms

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	cox.dk → 217.116.232.220
🔶 Autoconfig	cox.dk → 217.116.232.220

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 212ms

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.cox.dk	cox.dk

🔗 TLSA / DANE

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

🔐 DNSSEC253ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA72ms

Field	Value
Serial	2026061801
Primary NS (MNAME)	ns1.gigahost.dk
Responsible (RNAME)	hostmaster@cox.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

133ms

A

155ms

MX

131ms

AAAA

127ms

TXT

277ms

CAA

123ms

HTTPS

124ms

TLSA

70ms

SOA

72ms

MTA-STS

149ms

DNSSEC

253ms

SRV

212ms

Total

780ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 00:11:25	840ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-20 10:54:41	1393ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-14 15:21:10	1302ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-06 10:10:25	1228ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-31 08:45:30	1159ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-23 15:33:54	1113ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-16 11:30:01	9850ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-09 06:21:20	9433ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-03 13:41:19	3586ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-25 16:49:28	895ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-24 08:25:21	780ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-24 07:03:19	928ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 01:13:40	2727ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-22 12:14:50	904ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 08:43:46	3317ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-16 22:35:38	990ms	5 NS 1 A 3 MX	🔓 Insecure	View