retb.dk

📜 Historical scan 2026-08-17 08:21:52 · ← Latest scan

⬇ 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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 173ms

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 165ms

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 222ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	retb-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::8 2a01:111:f403:ca04::a 2a01:111:f403:ca09::c 52.101.73.11 52.101.73.12 52.101.73.22 52.101.73.30	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 40.104.116.24
🔶 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 262ms

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

📝 TXT Records#

10 records 655ms

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#

latest probe, not this scan · 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#

344ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026081702
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#

173ms

165ms

222ms

AAAA

195ms

TXT

655ms

CAA

200ms

HTTPS

265ms

TLSA

410ms

SOA

0ms

MTA-STS

297ms

DNSSEC

344ms

SRV

262ms

Total

2987ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 12:15:41	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 shown	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