bk-sbsys.dk DNS records

🖥️ Nameservers2 records 169ms

Nameserver	IP addresses	PTR	ASN / ISP
kristin.ns.cloudflare.com	108.162.192.181 172.64.32.181 173.245.58.181 2606:4700:50::adf5:3ab5 2803:f800:50::6ca2:c0b5 2a06:98c1:50::ac40:20b5	kristin.ns.cloudflare.com kristin.ns.cloudflare.com kristin.ns.cloudflare.com kristin.ns.cloudflare.com kristin.ns.cloudflare.com kristin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nitin.ns.cloudflare.com	108.162.193.215 172.64.33.215 173.245.59.215 2606:4700:58::adf5:3bd7 2803:f800:50::6ca2:c1d7 2a06:98c1:50::ac40:21d7	nitin.ns.cloudflare.com nitin.ns.cloudflare.com nitin.ns.cloudflare.com nitin.ns.cloudflare.com nitin.ns.cloudflare.com nitin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records

🌍

No A records found

📧 MX Records1 records 142ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	bksbsys-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::5 2a01:111:f403:ca04::c 2a01:111:f403:ca09::b 52.101.68.39 52.101.73.1 52.101.73.30 52.101.73.4	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com mail-am0pr83cu00404.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 403ms

TXT Record
v=spf1 include:_u.bk-sbsys.dk._spf.smart.ondmarc.com -all

✉️ SPF

Policy	Record (bk-sbsys.dk)
-all (hard fail)	v=spf1 include:_u.bk-sbsys.dk._spf.smart.ondmarc.com -all

📨 DMARC

Policy	Record (_dmarc.bk-sbsys.dk)
p=reject	v=DMARC1; p=reject; pct=100; sp=reject; rua=mailto:7a2eb496@inbox.ondmarc.com; ruf=mailto:7a2eb496@inbox.ondmarc.com; adkim=r; aspf=r; fo=1; rf=afrf; ri=3600

📬 MTA-STS312ms

Check	Result
Status	⚠️ Invalid
TXT record (_mta-sts)	✓ Found
HTTPS policy	✗ Missing / invalid
Policy ID	1781791617118
Policy MX	—

📈 TLSRPT

Status	Report address (rua)
✓ Enabled	mailto:7a2eb496@inbox.ondmarc.com

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔗 TLSA / DANE

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

🔐 DNSSEC167ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2411209220
Primary NS (MNAME)	kristin.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

169ms

A

102ms

MX

142ms

AAAA

113ms

TXT

403ms

CAA

95ms

HTTPS

123ms

TLSA

183ms

SOA

0ms

MTA-STS

312ms

DNSSEC

167ms

SRV

228ms

Total

1638ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-08 14:17:46	1638ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-24 06:00:35	1267ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-19 20:09:02	1620ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-16 14:44:25	722ms	2 NS 0 A 1 MX	🔓 Insecure	View