rbr.dk DNS records

🖥️ Nameservers2 records 42ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.scannet2.dk	185.25.141.9 2a02:2339:4006:10d::4171:4171	ns1.scannet.dk ns1.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.scannet2.dk	2a02:2339:1:112:0:5:1:b11 91.197.248.72	ns2.scannet.dk ns2.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.42.218	600s	vm1034.enterprisecloud.nu	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records2 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	3600s	mxa-00344903.gslb.pphosted.com	185.183.30.218	mx08-00344903.pphosted.com	AS52129 Proofpoint, Inc.
5	3600s	mxb-00344903.gslb.pphosted.com	185.183.30.218	mx08-00344903.pphosted.com	AS52129 Proofpoint, Inc.

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 60ms

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

📝 TXT Records2 records 179ms

TXT Record
duo_sso_verification=owdTuP02HsJ2mSNf7I7XOzOeUOVaIOGN2MNxXOzpAj9RSMQS6WDcxJRdE6GXuPWL
v=spf1 ip4:37.49.129.125/32 ip4:93.90.117.1/24 ip4:93.90.115.1/24 include:_spf.crh.com include:spfinclude.signflow.dk include:spf.actimo.com -all

✉️ SPF

Policy	Record (rbr.dk)
-all (hard fail)	v=spf1 ip4:37.49.129.125/32 ip4:93.90.117.1/24 ip4:93.90.115.1/24 include:_spf.crh.com include:spfinclude.signflow.dk include:spf.actimo.com -all

📨 DMARC

Policy	Record (_dmarc.rbr.dk)
p=reject	v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.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)

🔐 DNSSEC92ms

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

🏷️ SOA0ms

Field	Value
Serial	2023102001
Primary NS (MNAME)	ns.scannet2.dk
Responsible (RNAME)	hostmaster@scannet.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

42ms

A

35ms

MX

45ms

AAAA

48ms

TXT

179ms

CAA

31ms

HTTPS

44ms

TLSA

630ms

SOA

0ms

MTA-STS

73ms

DNSSEC

92ms

SRV

60ms

Total

1228ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 14:21:10	1228ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-26 00:38:48	1353ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-27 00:36:15	3022ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-23 11:36:57	1367ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-20 07:36:46	495ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-19 14:07:37	3613ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-18 05:07:59	3171ms	2 NS 1 A 2 MX	🔒 Secure	View