retb.dk

Records from scan: 2026-10-13 12:15:41 · 1838ms total · last checked 2026-10-16 19:15 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

retb.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.201.225.5 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by retb-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 30ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.201.225.5	3600s	web2.webko.io	AS24940	Hetzner Online GmbH	195.201.0.0/16	🇩🇪 Germany	Nuremberg

📧 MX Records#

1 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	retb-dk.mail.protection.outlook.com	2a01:111:f403:ca04::f 2a01:111:f403:ca09::26 2a01:111:f403:ca21::e 2a01:111:f403:ca38::a 52.101.103.140 52.101.103.36 52.101.68.27 52.101.73.155	mail-db7pr03cu00507.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr04cu00306.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.154.136
🔶 Autoconfig	93.191.158.37

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 44ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

10 records 113ms

TXT Record
9orm03rj6cr6qdqa9fffjroj0r
brevo-code:8a5a88645c39d7b13ba8d775fa9866e2
cj1geepptsc4qho09b9le87rk
google-site-verification=uGBJTSj-hRE-_W9hPFFbqrLWF-2mtYKd0BPYwne7xFc
google-site-verification=Vwox0hNexpEpMqn1WyHFm6Aj_pfkXQKT2TR-sqLST9w
google-site-verification=Zz-Djs6BL-4Qt3mBYwC5gB4lkj-J3VCIpBgqGExfYaU
MS=ms90315482
p7rant8qjuvdp4arg6mqktt5sl
rbrj8keijb51v9jdhsk28mr55c
v=spf1 include:secureserver.net include:secure.skvizbiz.dk include:spf.mtasv.net -all

✉️ SPF#

Policy	Record (retb.dk)
-all (hard fail)	v=spf1 include:secureserver.net include:secure.skvizbiz.dk include:spf.mtasv.net -all

📨 DMARC#

Policy	Record (_dmarc.retb.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100; rua=mailto:aggrep@example.com,mailto:rua@dmarc.brevo.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

🧩 Web & zone#

checked 2026-10-13 12:15:41

www	195.201.225.5 (AS24940) (address records, no CNAME)
www vs bare domain	Same network retb.dk: 195.201.225.5 (AS24940) www.retb.dk: 195.201.225.5 (AS24940)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

114ms

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

🏷️ SOA#

38ms

Field	Value
Serial	2026101201
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

30ms

42ms

31ms

AAAA

26ms

TXT

113ms

CAA

32ms

HTTPS

36ms

TLSA

646ms

SOA

38ms

MTA-STS

42ms

DNSSEC

114ms

SRV

44ms

Total

1838ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 12:15:41 shown	1838ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 16:38:21	1039ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 16:32:46	696ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-17 08:21:52	2987ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-14 12:06:32	5685ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:25:46	2557ms	2 NS 1 A 1 MX	🔒 Secure