surdejskursus.dk

📜 Historical scan 2026-06-22 10:25:17 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

surdejskursus.dk is a .dk domain served by 2 nameservers (george.ns.cloudflare.com, leia.ns.cloudflare.com). It was registered on 25 November 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is of unknown DNSSEC status, 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 55ms

Nameserver	IP addresses	PTR	ASN / ISP
george.ns.cloudflare.com	108.162.193.167 172.64.33.167 173.245.59.167 2606:4700:58::adf5:3ba7 2803:f800:50::6ca2:c1a7 2a06:98c1:50::ac40:21a7	george.ns.cloudflare.com george.ns.cloudflare.com george.ns.cloudflare.com george.ns.cloudflare.com george.ns.cloudflare.com george.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
leia.ns.cloudflare.com	108.162.192.184 172.64.32.184 173.245.58.184 2606:4700:50::adf5:3ab8 2803:f800:50::6ca2:c0b8 2a06:98c1:50::ac40:20b8	leia.ns.cloudflare.com leia.ns.cloudflare.com leia.ns.cloudflare.com leia.ns.cloudflare.com leia.ns.cloudflare.com leia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

5 records 58ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	600s	aspmx.l.google.com	2a00:1450:4025:c01::1a 74.125.205.27	rd-in-f26.1e100.net le-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	600s	alt1.aspmx.l.google.com	172.253.158.26 2404:6800:4000:1025::1a	so-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	600s	alt2.aspmx.l.google.com	108.177.125.26 2404:6800:4003:c26::1b	tp-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	600s	alt3.aspmx.l.google.com	108.177.125.26 2404:6800:400b:c01b::1a	tp-in-f26.1e100.net yunrtab-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	600s	alt4.aspmx.l.google.com	173.194.43.26 2607:f8b0:400e:c1e::1b	yudlsqd-in-f26.1e100.net yudlsqd-in-f27.1e100.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#

1 records 185ms

TXT Record
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (surdejskursus.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 22:52:23

www	NXDOMAIN
www vs bare domain	Neither resolves surdejskursus.dk: no address www.surdejskursus.dk: no address
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

87ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

36ms

Field	Value
Serial	2407380588
Primary NS (MNAME)	george.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-20 07:04:36

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2022-11-25
Expires	2027-11-24 (394d)

🔗 Same registrant#

15 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
altomkollagen.dk	Punktum dk A/S (direct)
altommadlavning.dk	Punktum dk A/S (direct)
altomsovemasker.dk	Punktum dk A/S (direct)
altomxyz.dk	Punktum dk A/S (direct)
bbgblogging.dk	Punktum dk A/S (direct)
bedresoevn.dk	Punktum dk A/S (direct)
bloggerspace.dk	Punktum dk A/S (direct)
elektronikguiden.dk	Punktum dk A/S (direct)
frederikbeier.dk	Punktum dk A/S (direct)
gastry.dk	Punktum dk A/S (direct)
gigtdoktor.dk	Punktum dk A/S (direct)
hviledal.dk	Punktum dk A/S (direct)
janniebeier.dk	Punktum dk A/S (direct)
reklamebeskyttelse.dk	Punktum dk A/S (direct)
sund-mor.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

55ms

45ms

58ms

AAAA

38ms

TXT

185ms

CAA

75ms

HTTPS

58ms

TLSA

53ms

SOA

36ms

MTA-STS

42ms

DNSSEC

87ms

SRV

63ms

Total

924ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 22:52:23	1752ms	2 NS 0 A 5 MX	🔓 Insecure
2026-10-20 06:39:17	1586ms	2 NS 0 A 5 MX	🔓 Insecure
2026-10-16 23:11:51	537ms	2 NS 0 A 5 MX	🔓 Insecure
2026-10-08 11:36:24	472ms	2 NS 0 A 5 MX	🔓 Insecure
2026-09-27 12:43:28	666ms	2 NS 0 A 5 MX	🔓 Insecure
2026-09-23 16:03:58	1080ms	2 NS 0 A 5 MX	🔓 Insecure
2026-09-02 17:03:56	1349ms	2 NS 0 A 5 MX	🔓 Insecure
2026-08-18 06:20:20	1491ms	2 NS 0 A 5 MX	🔓 Insecure
2026-07-22 12:07:09	9692ms	2 NS 0 A 5 MX	🔓 Insecure
2026-06-22 10:25:17 shown	924ms	2 NS 0 A 5 MX	❓ Unknown
2026-06-21 20:41:48	960ms	2 NS 0 A 5 MX	🔓 Insecure
2026-06-17 15:07:58	701ms	2 NS 0 A 5 MX	❓ Unknown