retb.dk DNS records

🖥️ Nameservers2 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 Records1 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 Records1 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 Records1 records 262ms

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

📝 TXT Records10 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

🔗 TLSA / DANE

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

🔐 DNSSEC344ms

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

🏷️ SOA0ms

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 — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

173ms

A

165ms

MX

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
2026-08-17 08:21:52	2987ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 12:06:32	5685ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:25:46	2557ms	2 NS 1 A 1 MX	🔒 Secure	View