borringholding.dk DNS records

🖥️ Nameservers2 records 260ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 310ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.85	3600s	linux34.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 169ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	borringholding-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::7 2a01:111:f403:ca04::c 2a01:111:f403:ca09::7 52.101.68.12 52.101.73.1 52.101.73.12 52.101.73.16	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as2pr05cu00100.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	185.21.41.85

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 564ms

TXT Record
MS=ms58338131
v=spf1 include:spf.protection.outlook.com include:spf.securesmtp.dk -all

✉️ SPF

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

🔐 DNSSEC473ms

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

🏷️ SOA222ms

Field	Value
Serial	2024102203
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.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

260ms

A

310ms

MX

169ms

AAAA

295ms

TXT

564ms

CAA

243ms

HTTPS

300ms

TLSA

336ms

SOA

222ms

MTA-STS

275ms

DNSSEC

473ms

SRV

319ms

Total

3055ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-23 17:03:01	3055ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 18:15:13	1107ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 04:44:21	1234ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 16:15:44	2541ms	2 NS 1 A 1 MX	🔒 Secure	View