dentakurser.dk

📜 Historical scan 2026-10-07 06:24:06 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dentakurser.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 15 August 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 198.202.211.1 is hosted by Cloudflare London, LLC (AS209242) in United States. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. 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 26ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.202.211.1	600s	—	AS209242	Cloudflare London, LLC	198.202.211.0/24	🇺🇸 United States	—

📧 MX Records#

5 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	2a00:1450:4010:c01::1b 2a00:1450:4010:c01::1b 64.233.163.26	lh-in-f27.1e100.net lh-in-x1b.1e100.net lj-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	108.177.125.26 2404:6800:4008:c01::1a	tp-in-f26.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

6 records 152ms

TXT Record
brevo-code:3940962a43e06c8110813baea0739acc
google-site-verification=5s9qmr0vBLIlFfXKfpuXr86V-0oJssIlL7UNPG7PRU8
google-site-verification=96hj6hRvZtVQORjqdIXeNHaJUHl7pZC-sluqPaXqWm8
mandrill_verify.JI5Jpb6htBOJbvE62JzPHA
proxy-ssl.webflow.com
v=spf1 include:spf.mandrillapp.com ?all

✉️ SPF#

Policy	Record (dentakurser.dk)
?all (neutral)	v=spf1 include:spf.mandrillapp.com ?all

📨 DMARC#

Policy	Record (_dmarc.dentakurser.dk)
p=none (monitor only)	v=DMARC1; p=none

📬 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 2026-10-12 20:02:12

www CNAME	cdn.webflow.com (all on webflow.com) → 198.202.211.1 2620:cb:2000::1 (AS13335 AS209242)
www vs bare domain	Same network dentakurser.dk: 198.202.211.1 (AS209242) www.dentakurser.dk: 198.202.211.1 2620:cb:2000::1 (AS13335 AS209242)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
mail	—	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: 1/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

73ms

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

🏷️ SOA#

42ms

Field	Value
Serial	2026100701
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-07 06:59:06

Field	Value
Registrar	ONE.COM A/S
Registered	2022-08-15
Expires	2027-08-14 (294d)

📋 WHOIS#

⏱️ Lookup Timing#

26ms

40ms

31ms

AAAA

39ms

TXT

152ms

CAA

36ms

HTTPS

42ms

TLSA

1437ms

SOA

42ms

MTA-STS

52ms

DNSSEC

73ms

SRV

52ms

Total

2149ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 20:02:12	1111ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-07 06:24:06 shown	2149ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-19 12:42:04	2275ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-29 20:37:46	1430ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-20 05:50:52	819ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-17 03:30:47	58294ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-17 02:24:38	6044ms	2 NS 1 A 5 MX	⚠️ Bogus
2026-06-17 02:04:47	1617ms	2 NS 1 A 5 MX	⚠️ Bogus
2026-06-17 02:00:56	676ms	2 NS 1 A 5 MX	🔒 Secure