rolf-barfoed.dk DNS records

🖥️ Nameservers2 records 111ms

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 132ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.66.124.112	3600s	web12.redhost.dk	AS47292	Sentia Denmark A/S	77.66.124.0/23	🇩🇰 Denmark	—

📧 MX Records1 records 131ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	rolfbarfoed-dk01b.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca04::e 2a01:111:f403:ca09::9 2a01:111:f403:ca09::f 52.101.68.36 52.101.68.5 52.101.68.8 52.101.73.11	mail-db6pr03cu00105.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am1pr04cu00103.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 303ms

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

📝 TXT Records4 records 363ms

TXT Record
0nYq73+WUJxVlKgAwxBS5fmG827oa6PKq78KhlpzoC8ZBpfvJRfOhBTz89XIcRWhAFRNq+yHOLui0CvfMP/whw==
google-site-verification=QRYCayXHLxbioWPdnW2LZ6w\\005\\000\\000\\000\\000\\000\\000\\000NbeJzbJ317T4
kMw4vPtb6NoYxtp44nKhpo6IJV6t3/KzioA744q18kkF9gMJPDXYcZNYqX0YEZad01KDovncEFjZr2HGBI0v1Q==
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (rolf-barfoed.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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)

🔐 DNSSEC238ms

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

🏷️ SOA145ms

Field	Value
Serial	2022062301
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

111ms

A

132ms

MX

131ms

AAAA

122ms

TXT

363ms

CAA

128ms

HTTPS

232ms

TLSA

1152ms

SOA

145ms

MTA-STS

171ms

DNSSEC

238ms

SRV

303ms

Total

2013ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-20 14:56:34	2013ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 21:47:25	887ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 18:19:38	3195ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:12:32	3687ms	2 NS 1 A 1 MX	🔒 Secure	View