best-av.dk

📜 Historical scan 2026-06-21 12:11:09 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

best-av.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 5 December 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 95.217.45.54 is hosted by Hetzner Online GmbH (AS24940) in Finland. Mail is handled by bestav-dk01b.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 39ms

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 83ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
95.217.45.54	3600s	static.54.45.217.95.clients.your-server.de	AS24940	Hetzner Online GmbH	95.216.0.0/15	🇫🇮 Finland	Helsinki

📧 MX Records#

1 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	bestav-dk01b.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::5 2a01:111:f403:ca04::8 2a01:111:f403:ca04::f 52.101.68.39 52.101.73.1 52.101.73.12 52.101.73.24	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as8pr05cu00300.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

🔌 SRV Records#

1 records 158ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 252ms

TXT Record
google-site-verification=s6UtKt_GAxfcoNnjtJvCFhPxiTVsrxvf_l9W-ZAh9cI
v=spf1 include:_spf.online.superoffice.com include:spf.protection.outlook.com include:mailoutspf.cygrids.net ~all

✉️ SPF#

Policy	Record (best-av.dk)
~all (soft fail)	v=spf1 include:_spf.online.superoffice.com include:spf.protection.outlook.com include:mailoutspf.cygrids.net ~all

📨 DMARC#

Policy	Record (_dmarc.best-av.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:ba8a438ba76b831@rep.dmarcanalyzer.com; ruf=mailto:ba8a438ba76b831@for.dmarcanalyzer.com; pct=100; fo=1

📬 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#

latest probe, not this scan · checked 2026-10-10 02:31:16

www CNAME	best-av.dk (all on best-av.dk) → 95.217.45.54 (AS24940)
www vs bare domain	Same network best-av.dk: 95.217.45.54 (AS24940) www.best-av.dk: 95.217.45.54 (AS24940)
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#

3 found

Selector	CNAME	Key
s1	s1.domainkey.u21748571.wl072.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u21748571.wl072.sendgrid.net	RSA · ~2048 bit
selector1	selector1-bestav-dk01b._domainkey.bestavdk.onmicrosoft.com	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: 5/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.best-av.dk	k-iWASs1Bev2OImSqE86nFSC5GIy7Z_lvyYCnGePld4

🔗 TLSA / DANE#

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

🔐 DNSSEC#

93ms

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

🏷️ SOA#

101ms

Field	Value
Serial	2025072401
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-04 20:07:19

Field	Value
Registrar	DANDOMAIN A/S
Registered	2014-12-05
Expires	2030-12-31 (1533d)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

83ms

39ms

AAAA

43ms

TXT

252ms

CAA

43ms

HTTPS

53ms

TLSA

359ms

SOA

101ms

MTA-STS

65ms

DNSSEC

93ms

SRV

158ms

Total

891ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 19:40:00	3462ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 19:16:30	779ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 12:21:48	1565ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 20:04:23	1914ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 12:11:09 shown	891ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 14:23:30	568ms	2 NS 1 A 1 MX	🔒 Secure