vsbv.dk

Records from scan: 2026-10-09 09:58:13 · 474ms total · last checked 2026-10-17 03:12 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

vsbv.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 20.50.64.21 is hosted by Microsoft Corporation (AS8075) in Ireland. Mail is handled by vsbv-dk.g-v1.mx.microsoft. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 29ms

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 Records#

1 records 23ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
20.50.64.21	3600s	—	AS8075	Microsoft Corporation	20.48.0.0/12	🇮🇪 Ireland	Dublin

📧 MX Records#

1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	60s	vsbv-dk.g-v1.mx.microsoft	52.101.68.10 52.101.68.21 52.101.68.8 52.101.73.155	mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records 43ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	autodiscover.kalundborg.dk
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

6 records 110ms

TXT Record
c7j415xkcnqm4crjjqb54m9m4xwp3ynf
cbvd2mmgeat6k02uq1rbc8mjp9
d/VCuRAyQLxR1Y1A3vBOLeg13O3AAlzyRcSQq10lwufU+PNuKVAnpBgNBAdLzY2T+nEfCFaDqdqEWKV105wj/A==
MS=ms21102148
v=spf1 include:_spf22870.spfprotect.com -all
W1g7BVEIw0JrwlmwTa6ad5u4VpwBxPRfh+2zhlScXDs0jy7B5bSmEfbfi+xFtmlrlraJbmQQB89HkXy94a4EIg==

✉️ SPF#

Policy	Record (vsbv.dk)
-all (hard fail)	v=spf1 include:_spf22870.spfprotect.com -all

📨 DMARC#

Policy	Record (_dmarc.vsbv.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:64995bbde9629@dmarc.centerasecurity.com; ruf=mailto:dmarc@kalundborg.dk;

📬 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

🧩 Web & zone#

checked 2026-10-09 09:58:13

www	20.50.64.21 (AS8075) (address records, no CNAME)
www vs bare domain	Same network vsbv.dk: 20.50.64.21 (AS8075) www.vsbv.dk: 20.50.64.21 (AS8075)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u5473285.wl036.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u5473285.wl036.sendgrid.net	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

4 records 92ms

Service / Owner	Type	Cert association
SMTP _25._tcp.vsbv-dk.g-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	C1AD7778796D20BCA65C889A26550211…
SMTP _25._tcp.vsbv-dk.g-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	EA7A25255D111FC3CE4CB8FABE3ADF9C…
SMTP _25._tcp.vsbv-dk.g-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	54883CC5F1849331E6BF5002C3129D20…
SMTP _25._tcp.vsbv-dk.g-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	803F7447CC75B208DBCA042346F5D8DF…

🔐 DNSSEC#

59ms

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

🏷️ SOA#

37ms

Field	Value
Serial	2025090101
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 yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

29ms

23ms

33ms

AAAA

24ms

TXT

110ms

CAA

23ms

HTTPS

35ms

TLSA

92ms

SOA

37ms

MTA-STS

37ms

DNSSEC

59ms

SRV

43ms

Total

474ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 09:58:13 shown	474ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-08 16:27:22	671ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 19:21:45	728ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 10:20:38	685ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 07:00:59	1015ms	2 NS 1 A 1 MX	🔒 Secure