bykaers.dk DNS records

🖥️ Nameservers2 records 39ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dnsserver.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.dnsserver.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 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.36.206.133	700s	plesk02.grouponline.org	AS48854	team.blue Denmark A/S	46.36.204.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	700s	bykaers-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca09::a 2a01:111:f403:ca09::d 2a01:111:f403:ca38::8 52.101.73.153 52.101.73.19 52.101.73.26 52.101.73.8	mail-db6pr03cu00105.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 52.98.154.136

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 147ms

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

✉️ SPF

Policy	Record (bykaers.dk)
-all (hard fail)	v=spf1 a 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)

🔐 DNSSEC91ms

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

🏷️ SOA0ms

Field	Value
Serial	2026011301
Primary NS (MNAME)	ns1.dnsserver.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

39ms

A

42ms

MX

42ms

AAAA

48ms

TXT

147ms

CAA

48ms

HTTPS

39ms

TLSA

380ms

SOA

0ms

MTA-STS

53ms

DNSSEC

91ms

SRV

60ms

Total

1013ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 09:00:43	1013ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 00:30:30	1203ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 18:23:28	909ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 18:20:26	690ms	2 NS 1 A 1 MX	🔒 Secure	View