klausthorup.dk

Records from scan: 2026-10-23 10:52:01  ·  700ms total
⬇ 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 registered on 10 March 2015 (WHOIS) and 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   37ms
NameserverIP addressesPTRASN / 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   44ms
IPTTLPTRASNISP / OrgCIDRCountryCity
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
PriorityTTLMail ServerIP addressesPTRASN
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#

ServiceCNAME / IP
🔷 Autodiscover104.21.94.51
🔶 Autoconfig104.21.94.51

🔷 AAAA Records (IPv6)#

2 records   35ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
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   48ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.94.51,172.67.219.209 ech=AEX+DQBBBgAgACDulMQDYWdvFkU9qesAJ+y1HAZYCGq2W3maPiWLtGVSQQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:dbd1,2606:4700:3034::6815:5e33

🔌 SRV Records#

1 records   69ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 autodiscover.gigahost.dk

📝 TXT Records#

4 records   406ms
TXT Record
google-site-verification=OsvujRrSvmbfJZ0ktFttPDO1T-mGp4uWHJ2g3rm5910
krystal-domain-verification
spf2.0/pra
v=spf1 mx include:spf.gigahost.dk -all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_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 2026-10-23 10:52:01
www104.21.94.51 172.67.219.209 2606:4700:3031::ac43:dbd1 2606:4700:3034::6815:5e33 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.klausthorup.dk c02aT2o5MGkEwmKE-9w838OnJSpUjPr7ydPaqoZCtBY
TXT _acme-challenge.klausthorup.dk utkPhPckDvziEyUPiqSsY2UbWFOuI59pKoW04VAfqZ4

🔗 TLSA / DANE#

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

🔐 DNSSEC#

69ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

43ms
FieldValue
Serial2418152853
Primary NS (MNAME)gwen.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-24 04:51:19
FieldValue
RegistrarGIGAHOST ApS
Registered2015-03-10
Expires2027-03-31 (157d)

🔗 Same registrant#

5 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).

DomainRegistrar
jetsetters.dkPunktum dk A/S (direct)
køberlisten.dkPunktum dk A/S (direct)
rejseradar.dkPunktum dk A/S (direct)
sitebuilding.dkPunktum dk A/S (direct)
thorupmyhre.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
37ms
A
44ms
MX
37ms
AAAA
35ms
TXT
406ms
CAA
31ms
HTTPS
48ms
TLSA
74ms
SOA
43ms
MTA-STS
55ms
DNSSEC
69ms
SRV
69ms
Total
700ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-23 10:52:01 shown 700ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-29 22:27:47 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
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