leksione.dk

📜 Historical scan 2026-10-14 17:27:59 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

leksione.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 28 September 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 162.159.135.42 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, has no 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 91ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 124ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
162.159.135.42	3600s	—	AS13335	Cloudflare, Inc.	162.159.128.0/19	—	—

📧 MX Records#

5 records 139ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	142.250.147.27 2a00:1450:4025:c03::1b	rd-in-f27.1e100.net rc-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.179.20.26 2404:6800:4000:1027::1b	ncboms-in-f26.1e100.net ncboms-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	162.159.135.42
🔶 Autoconfig	162.159.135.42

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 345ms

TXT Record
ca3-29482977512840dda3687326165803ec
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (leksione.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~all

📨 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#

latest probe, not this scan · checked 2026-10-21 05:08:07

www	162.159.135.42 (AS13335) (address records, no CNAME)
www vs bare domain	Same network leksione.dk: 162.159.135.42 (AS13335) www.leksione.dk: 162.159.135.42 (AS13335)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.leksione.dk	leksione.dk.kinstavalidation.app

🔗 TLSA / DANE#

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

🔐 DNSSEC#

223ms

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

🏷️ SOA#

27ms

Field	Value
Serial	2026091703
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-16 23:24:56

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-09-28
Expires	2027-09-30 (338d)

🔗 Same registrant#

10 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
best-1.dk	Punktum dk A/S (direct)
best-one.dk	Punktum dk A/S (direct)
bestone.dk	Punktum dk A/S (direct)
besttest.dk	Punktum dk A/S (direct)
findlokalhaandvaerker.dk	Punktum dk A/S (direct)
jordgrusogsten.dk	Punktum dk A/S (direct)
juni-cph.dk	Punktum dk A/S (direct)
kjaerkuscu.dk	Punktum dk A/S (direct)
kuscu.dk	Punktum dk A/S (direct)
test-one.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

91ms

124ms

139ms

AAAA

77ms

TXT

345ms

CAA

138ms

HTTPS

78ms

TLSA

147ms

SOA

27ms

MTA-STS

101ms

DNSSEC

223ms

SRV

146ms

Total

1571ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 05:08:07	1501ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-20 02:04:39	1557ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-16 22:54:56	855ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-15 19:50:22	819ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-14 17:27:59 shown	1571ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-13 16:22:13	1143ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-24 17:40:54	674ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-18 20:17:30	891ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-14 23:56:37	1977ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-26 18:04:38	868ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-11 15:46:42	17236ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-26 05:26:14	910ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-18 06:49:57	935ms	2 NS 1 A 5 MX	🔒 Secure