btco.dk DNS records

🖥️ Nameservers2 records 64ms

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 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.149.228.11	43200s	webcluster01.tigermedia.eu	AS48854	team.blue Denmark A/S	185.149.228.0/24	🇩🇰 Denmark	—

📧 MX Records1 records 75ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	btco-dk.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca04::f 2a01:111:f403:ca09::3 2a01:111:f403:ca09::8 52.101.68.0 52.101.68.16 52.101.73.1 52.101.73.12	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am4pr0401cu00104.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	btco.dk → 185.149.228.11

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 167ms

TXT Record
MS=ms81613578
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (btco.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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.btco.dk	btco.dk

🔗 TLSA / DANE

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

🔐 DNSSEC112ms

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)	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

64ms

A

48ms

MX

75ms

AAAA

68ms

TXT

167ms

CAA

84ms

HTTPS

60ms

TLSA

327ms

SOA

0ms

MTA-STS

100ms

DNSSEC

112ms

SRV

96ms

Total

1190ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 03:04:05	1190ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-17 14:21:48	1330ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 00:34:57	1354ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-16 17:50:09	4616ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-16 17:42:24	1892ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-16 17:30:51	430ms	2 NS 1 A 2 MX	🔒 Secure	View