lakner.dk

📜 Historical scan 2026-09-03 16:34:11 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

lakner.dk is a .dk domain served by 2 nameservers (kevin.ns.cloudflare.com, stephane.ns.cloudflare.com). It was registered on 12 September 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.36.75 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by lakner-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 99ms

Nameserver	IP addresses	PTR	ASN / ISP
kevin.ns.cloudflare.com	108.162.193.191 172.64.33.191 173.245.59.191 2606:4700:58::adf5:3bbf 2803:f800:50::6ca2:c1bf 2a06:98c1:50::ac40:21bf	kevin.ns.cloudflare.com kevin.ns.cloudflare.com kevin.ns.cloudflare.com kevin.ns.cloudflare.com kevin.ns.cloudflare.com kevin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
stephane.ns.cloudflare.com	108.162.194.112 162.159.38.112 172.64.34.112 2606:4700:50::a29f:2670 2803:f800:50::6ca2:c270 2a06:98c1:50::ac40:2270	stephane.ns.cloudflare.com stephane.ns.cloudflare.com stephane.ns.cloudflare.com stephane.ns.cloudflare.com stephane.ns.cloudflare.com stephane.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 99ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.36.75	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.190.97	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 79ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	lakner-dk.mail.protection.outlook.com	2a01:111:f403:c967::a 2a01:111:f403:ca09::6 2a01:111:f403:ca21::8 2a01:111:f403:ca3c::6 52.101.181.156 52.101.209.153 52.101.68.39 52.101.73.19	mail-cpjpr05cu00102.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as8pr04cu00803.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 → 40.104.116.40
🔶 Autoconfig	172.67.190.97

🔷 AAAA Records (IPv6)#

2 records 161ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:244b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:be61	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 122ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.36.75,172.67.190.97 ech=AEX+DQBBigAgACCAVYyCJ8sy3bK1L3NV7KFkFP55BuKgdvR30PNWOzN8aAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:244b,2606:4700:3035::ac43:be61

🔌 SRV Records#

1 records 169ms

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

📝 TXT Records#

2 records 383ms

TXT Record
google-site-verification=7YS266iJq4Of7BByk0OWI__Ykk8cdev-kGpw8HkQGaI
v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all

✉️ SPF#

Policy	Record (lakner.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all

📨 DMARC#

Policy	Record (_dmarc.lakner.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100; rua=mailto:f272380141f2481983ff78e974fb6266@dmarc-reports.cloudflare.net;

📬 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 2026-10-07 17:59:22

www	104.21.36.75 172.67.190.97 2606:4700:3031::6815:244b 2606:4700:3035::ac43:be61 (AS13335) (address records, no CNAME)
www vs bare domain	Same network lakner.dk: 104.21.36.75 172.67.190.97 2606:4700:3031::6815:244b 2606:4700:3035::ac43:be61 (AS13335) www.lakner.dk: 104.21.36.75 172.67.190.97 2606:4700:3031::6815:244b 2606:4700:3035::ac43:be61 (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-lakner-dk._domainkey.lakneraps.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-lakner-dk._domainkey.lakneraps.onmicrosoft.com	RSA · ~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: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

244ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2413775527
Primary NS (MNAME)	kevin.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-04 18:22:19

Field	Value
Registrar	ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA
Registered	2021-09-12
Expires	2027-09-30 (345d)

📋 WHOIS#

⏱️ Lookup Timing#

99ms

79ms

AAAA

161ms

TXT

383ms

CAA

93ms

HTTPS

122ms

TLSA

910ms

SOA

0ms

MTA-STS

171ms

DNSSEC

244ms

SRV

169ms

Total

2337ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 16:19:03	4256ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-30 16:00:48	1105ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-26 16:32:18	1539ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-21 19:53:47	9725ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-03 17:17:30	1384ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-03 16:34:11 shown	2337ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-26 18:48:47	1529ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-07 05:25:00	9305ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-03 07:33:06	699ms	1 NS 0 A 0 MX	❓ Unknown
2026-06-17 19:07:15	1093ms	4 NS 1 A 1 MX	🔒 Secure