klausthorup.dk

Records from scan: 2026-09-29 22:27:47 · 1092ms total · last checked 2026-10-22 04:22 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

klausthorup.dk is a .dk domain served by 2 nameservers (gwen.ns.cloudflare.com, nile.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.94.51 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. The zone is not DNSSEC-signed, publishes a 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#

2 records 50ms

Nameserver	IP addresses	PTR	ASN / ISP
gwen.ns.cloudflare.com	108.162.192.160 172.64.32.160 173.245.58.160 2606:4700:50::adf5:3aa0 2803:f800:50::6ca2:c0a0 2a06:98c1:50::ac40:20a0	gwen.ns.cloudflare.com gwen.ns.cloudflare.com gwen.ns.cloudflare.com gwen.ns.cloudflare.com gwen.ns.cloudflare.com gwen.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nile.ns.cloudflare.com	108.162.193.214 172.64.33.214 173.245.59.214 2606:4700:58::adf5:3bd6 2803:f800:50::6ca2:c1d6 2a06:98c1:50::ac40:21d6	nile.ns.cloudflare.com nile.ns.cloudflare.com nile.ns.cloudflare.com nile.ns.cloudflare.com nile.ns.cloudflare.com nile.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 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.94.51	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.219.209	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.gigahost.dk	46.183.139.11	mx1.gigahost.dk	AS47292 Sentia Denmark A/S
10	300s	mx2.gigahost.dk	46.183.139.12	mx2.gigahost.dk	AS47292 Sentia Denmark A/S
10	300s	mx3.gigahost.dk	46.183.139.13	mx3.gigahost.dk	AS47292 Sentia Denmark A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	172.67.219.209
🔶 Autoconfig	104.21.94.51

🔷 AAAA Records (IPv6)#

2 records 51ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:dbd1	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:5e33	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 40ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.94.51,172.67.219.209 ech=AEX+DQBB7gAgACDoD2qhE9kcFfC7wZtZ36bL04OgI/It4PNycei1NXSiYwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:dbd1,2606:4700:3034::6815:5e33

🔌 SRV Records#

1 records 70ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	autodiscover.gigahost.dk

📝 TXT Records#

4 records 224ms

TXT Record
google-site-verification=OsvujRrSvmbfJZ0ktFttPDO1T-mGp4uWHJ2g3rm5910
krystal-domain-verification
spf2.0/pra
v=spf1 mx include:spf.gigahost.dk -all

✉️ SPF#

Policy	Record (klausthorup.dk)
-all (hard fail)	v=spf1 mx include:spf.gigahost.dk -all

📨 DMARC#

Policy	Record (_dmarc.klausthorup.dk)
p=reject	v=DMARC1; p=reject;

📬 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 2026-10-07 23:50:28

www	104.21.94.51 172.67.219.209 2606:4700:3031::ac43:dbd1 2606:4700:3034::6815:5e33 (AS13335) (address records, no CNAME)
www vs bare domain	Same network klausthorup.dk: 104.21.94.51 172.67.219.209 2606:4700:3031::ac43:dbd1 2606:4700:3034::6815:5e33 (AS13335) www.klausthorup.dk: 104.21.94.51 172.67.219.209 2606:4700:3031::ac43:dbd1 2606:4700:3034::6815:5e33 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 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#

76ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2413162840
Primary NS (MNAME)	gwen.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

50ms

39ms

37ms

AAAA

51ms

TXT

224ms

CAA

35ms

HTTPS

40ms

TLSA

479ms

SOA

0ms

MTA-STS

52ms

DNSSEC

76ms

SRV

70ms

Total

1092ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 22:27:47 shown	1092ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-28 05:50:45	1071ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-11 22:04:42	2248ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-27 22:09:46	621ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-26 21:12:35	896ms	5 NS 1 A 3 MX	🔓 Insecure
2026-08-26 12:44:46	2462ms	5 NS 1 A 3 MX	🔓 Insecure
2026-08-25 04:25:39	1040ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-20 23:55:32	5641ms	5 NS 1 A 3 MX	🔓 Insecure
2026-08-14 12:18:36	1352ms	5 NS 1 A 3 MX	🔓 Insecure
2026-08-07 08:48:16	1687ms	5 NS 1 A 3 MX	🔓 Insecure
2026-08-04 20:21:15	2265ms	5 NS 1 A 3 MX	🔓 Insecure
2026-07-24 14:03:07	8848ms	5 NS 1 A 3 MX	🔓 Insecure
2026-07-23 10:21:47	9992ms	5 NS 1 A 3 MX	🔓 Insecure
2026-07-17 02:01:15	1971ms	5 NS 1 A 3 MX	🔓 Insecure
2026-07-11 06:03:13	10132ms	5 NS 1 A 3 MX	🔓 Insecure
2026-07-03 14:54:06	3210ms	5 NS 1 A 3 MX	🔓 Insecure
2026-06-26 23:37:12	1952ms	5 NS 1 A 3 MX	🔓 Insecure
2026-06-24 01:28:16	2240ms	5 NS 1 A 3 MX	🔓 Insecure
2026-06-23 01:47:31	936ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 09:00:53	2358ms	5 NS 1 A 3 MX	🔓 Insecure
2026-06-21 06:04:09	1167ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 08:47:46	3737ms	5 NS 1 A 3 MX	🔓 Insecure
2026-06-17 19:44:23	1208ms	5 NS 1 A 3 MX	🔓 Insecure