tcdr.dk DNS records

🖥️ Nameservers5 records 73ms

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 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.183.138.100	3600s	—	AS47292	Sentia Denmark A/S	46.183.138.0/23	🇩🇰 Denmark	—

📧 MX Records3 records 25ms

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	tcdr.dk → 46.183.138.100
🔶 Autoconfig	tcdr.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 276ms

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

📝 TXT Records2 records 341ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.tcdr.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dmarc@gigahost.dk;

📬 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.tcdr.dk	tcdr.dk

🔗 TLSA / DANE

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

🔐 DNSSEC107ms

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	2026090301
Primary NS (MNAME)	ns1.gigahost.dk
Responsible (RNAME)	hostmaster@tcdr.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

73ms

A

36ms

MX

25ms

AAAA

182ms

TXT

341ms

CAA

188ms

HTTPS

40ms

TLSA

40ms

SOA

0ms

MTA-STS

59ms

DNSSEC

107ms

SRV

276ms

Total

808ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-04 14:51:29	808ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-27 14:02:14	1226ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-20 14:38:41	8970ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-14 00:15:00	1145ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-09 19:14:19	1228ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-30 16:06:52	1275ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-23 16:37:17	8846ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-17 03:18:16	1465ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-09 02:26:17	1632ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-03 12:58:54	1125ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-27 01:14:22	912ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-25 00:34:19	721ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-24 01:01:12	1154ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 16:32:20	939ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 11:22:08	654ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-20 01:11:08	994ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-18 13:05:18	1071ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-17 15:06:36	862ms	5 NS 1 A 3 MX	🔓 Insecure	View