ret-bbr.dk DNS records

🖥️ Nameservers6 records 39ms

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 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
150.230.148.157	1800s	—	AS31898	Oracle Corporation	150.230.128.0/17	🇩🇪 Germany	Frankfurt am Main

📧 MX Records1 records 42ms

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 3292ms

TXT Record
SKAT
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.ret-bbr.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	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

39ms

A

39ms

MX

42ms

AAAA

52ms

TXT

3292ms

CAA

58ms

HTTPS

50ms

TLSA

326ms

SOA

0ms

MTA-STS

67ms

DNSSEC

88ms

SRV

68ms

Total

7253ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 07:00:42	7253ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 22:03:33	1770ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 08:58:56	733ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 01:13:05	3062ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-03 22:48:38	5053ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 14:30:33	10354ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 19:30:39	731ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-12 03:28:30	8753ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 23:31:04	1447ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 22:02:37	1203ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 10:49:20	959ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 08:35:30	2448ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 23:56:55	2678ms	6 NS 1 A 0 MX	🔒 Secure	View