letlonintern.dk DNS records

🖥️ Nameservers6 records 41ms

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 2035ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.162.199.71	1798s	—	AS25384	Kyndryl Danmark ApS	193.162.192.0/19	🇩🇰 Denmark	—

📧 MX Records1 records 34ms

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 186ms

TXT Record
SKAT
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.letlonintern.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)

🔐 DNSSEC75ms

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

🏷️ SOA0ms

Field	Value
Serial	2025091847
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

41ms

A

2035ms

MX

34ms

AAAA

35ms

TXT

186ms

CAA

37ms

HTTPS

30ms

TLSA

171ms

SOA

0ms

MTA-STS

69ms

DNSSEC

75ms

SRV

66ms

Total

2715ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 02:59:25	2715ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-28 01:03:11	1661ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 23:31:22	647ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 20:29:52	837ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-05 21:02:48	3264ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-02 21:33:54	10283ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 10:30:18	3880ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 01:17:33	8678ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-11 00:55:47	8900ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 21:20:58	1707ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 11:29:10	988ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 02:08:33	3584ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 13:04:09	2831ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:47:43	1235ms	6 NS 1 A 0 MX	🔒 Secure	View