bestpracticeit.dk

Records from scan: 2026-10-04 11:33:20 · 1809ms total · last checked 2026-10-16 10:45 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bestpracticeit.dk is a .dk domain served by 4 nameservers (ns1.dnscluster.dk, ns2.dnscluster.dk, ns3.dnscluster.dk and 1 more). It was registered on 22 November 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 213.184.85.20 is hosted by PerfGrid (AS59795) in The Netherlands. Mail is handled by bestpracticeit-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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#

4 records 160ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dnscluster.dk	2001:41d0:701:1100::7ec7 57.129.78.20	vps-1448e198.vps.ovh.net vps-1448e198.vps.ovh.net	AS16276 OVH SAS AS16276 OVH SAS
ns2.dnscluster.dk	212.95.58.14 2a00:c98:400f:104:1c00:a8ff:fe00:2ac	ns2.dnscluster.dk ns2.dnscluster.dk	AS28753 Leaseweb Deutschland GmbH AS28753 Leaseweb Deutschland GmbH
ns3.dnscluster.dk	213.184.84.70 2a09:3a00:4070::1	— —	AS59795 PerfGrid AS59795 PerfGrid
ns4.dnscluster.dk	2a06:a005:16d0:45::a 45.140.220.10	ns4.dnscluster.dk ns4.dnscluster.dk	AS142594 SpeedyPage Ltd AS142594 SpeedyPage Ltd

🌍 A Records#

1 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
213.184.85.20	3600s	nlsh04.h4r-infra.net	AS59795	PerfGrid	213.184.84.0/23	🇳🇱 The Netherlands	—

📧 MX Records#

1 records 56ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	bestpracticeit-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca38::a 2a01:111:f403:ca48::10 2a01:111:f403:ca48::e 52.101.73.120 52.101.73.123 52.101.73.126 52.101.73.153	mail-db4pr02cu00204.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-miypr03cu00206.inbound.protection.outlook.com mail-am7pr02cu00300.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-as8pr05cu00401.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	213.184.85.20
🔶 Autoconfig	213.184.85.20

🔷 AAAA Records (IPv6)#

1 records 49ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a09:3a00:3020::1	3600s	nlsh04.h4r-infra.net	AS59795	PerfGrid	2a09:3a00:3000:0:0:0:0:0/40	🇳🇱 The Netherlands	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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

🧩 Web & zone#

checked 2026-10-14 07:53:11

www	213.184.85.20 2a09:3a00:3020::1 (AS59795) (address records, no CNAME)
www vs bare domain	Same network bestpracticeit.dk: 213.184.85.20 2a09:3a00:3020::1 (AS59795) www.bestpracticeit.dk: 213.184.85.20 2a09:3a00:3020::1 (AS59795)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.bestpracticeit.dk	aa6003bd-f837-47cd-8bea-336fde44a7ac.auth.acme-challenge.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

301ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA#

57ms

Field	Value
Serial	2025012902
Primary NS (MNAME)	ns1.dnscluster.dk
Responsible (RNAME)	hostmaster@bestpracticeit.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-06 13:59:50

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2018-11-22
Expires	2026-11-30 (44d)

📋 WHOIS#

⏱️ Lookup Timing#

160ms

45ms

56ms

AAAA

49ms

TXT

824ms

CAA

154ms

HTTPS

157ms

TLSA

641ms

SOA

57ms

MTA-STS

284ms

DNSSEC

301ms

SRV

408ms

Total

1809ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 11:33:20 shown	1809ms	4 NS 1 A 1 MX	🔓 Insecure
2026-08-31 20:39:57	2112ms	4 NS 1 A 1 MX	🔓 Insecure
2026-08-27 01:16:16	9972ms	4 NS 1 A 1 MX	🔓 Insecure
2026-07-02 13:34:13	3618ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-19 12:53:11	3339ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-16 14:24:49	772ms	4 NS 1 A 1 MX	🔓 Insecure