rejseregler.dk DNS records

🖥️ Nameservers6 records 20ms

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 32ms

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	Valby

📧 MX Records1 records 37ms

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 178ms

TXT Record
SKAT
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.rejseregler.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)

🔐 DNSSEC88ms

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

🏷️ SOA0ms

Field	Value
Serial	2025091855
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

20ms

A

32ms

MX

37ms

AAAA

39ms

TXT

178ms

CAA

43ms

HTTPS

51ms

TLSA

52ms

SOA

0ms

MTA-STS

49ms

DNSSEC

88ms

SRV

67ms

Total

525ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 10:18:11	525ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-29 21:51:59	1494ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 00:30:16	1606ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 19:28:48	2606ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-09 22:29:00	1522ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 22:31:47	919ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 14:52:38	1704ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 07:44:22	4953ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 12:54:52	1708ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 20:39:01	689ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 00:26:37	1091ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 15:43:18	1279ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 15:49:30	1347ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 01:42:59	1282ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 01:52:17	1160ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 20:50:56	827ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 06:40:54	1247ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 19:56:41	2066ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 12:13:03	1336ms	6 NS 1 A 0 MX	🔒 Secure	View