tredjenummerplade.dk DNS records

🖥️ Nameservers6 records 22ms

Nameserver	IP addresses	PTR	ASN / ISP
df-ns01.skat.dk	147.29.150.31	df-ns01.skat.dk	AS3292 TDC Holding A/S
df-ns02.skat.dk	147.29.151.254	df-ns02.skat.dk	AS3292 TDC Holding A/S
df-ns03.skat.dk	147.29.150.31	df-ns01.skat.dk	AS3292 TDC Holding A/S
df-ns04.skat.dk	147.29.151.254	df-ns02.skat.dk	AS3292 TDC Holding A/S
ns1-auth.csc.dk	147.29.236.25 2a01:5440:2:0:147:29:236:25	ns1-auth.csc.dk —	AS29156 DXC Technology Danmark A/S AS29156 DXC Technology Danmark A/S
ns2-auth.csc.dk	147.29.238.25 2a01:5440:2:2000:147:29:238:25	ns2-auth.csc.dk —	AS29156 DXC Technology Danmark A/S AS29156 DXC Technology Danmark A/S

🌍 A Records1 records 25ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
147.29.150.90	1800s	—	AS3292	TDC Holding A/S	147.29.150.0/23	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	1800s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 80ms

TXT Record
SKAT
v=spf1 -all

✉️ SPF

Policy	Record (tredjenummerplade.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.tredjenummerplade.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:fd0c97ad@in.mailhardener.com; ruf=mailto:fd0c97ad@in.mailhardener.com

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC95ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2025091856
Primary NS (MNAME)	df-ns01.skat.dk
Responsible (RNAME)	hostmaster@csc.dk
Refresh	14400s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

22ms

A

25ms

MX

27ms

AAAA

19ms

TXT

80ms

CAA

20ms

HTTPS

22ms

TLSA

1179ms

SOA

0ms

MTA-STS

35ms

DNSSEC

95ms

SRV

39ms

Total

1530ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 23:19:19	1530ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-29 05:19:02	2690ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 00:22:42	11323ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 16:16:50	4308ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 22:30:10	2390ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-07 13:47:20	5984ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 09:59:19	719ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-25 18:51:21	19672ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 19:54:37	8785ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 13:16:56	2616ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-14 13:39:21	16657ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 20:07:22	690ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 14:30:58	3578ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 00:44:03	606ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 23:40:54	559ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 00:13:57	643ms	6 NS 1 A 0 MX	🔒 Secure	View