thomaskaergaard.dk

📜 Historical scan 2026-08-26 10:49:47  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

thomaskaergaard.dk is a .dk domain served by 2 nameservers (vick.ns.cloudflare.com, zita.ns.cloudflare.com). It was registered on 2 January 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.96.20 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.thomaskaergaard.dk. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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   33ms
NameserverIP addressesPTRASN / ISP
vick.ns.cloudflare.com 108.162.193.244
172.64.33.244
173.245.59.244
2606:4700:58::adf5:3bf4
2803:f800:50::6ca2:c1f4
2a06:98c1:50::ac40:21f4		 vick.ns.cloudflare.com
vick.ns.cloudflare.com
vick.ns.cloudflare.com
vick.ns.cloudflare.com
vick.ns.cloudflare.com
vick.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
zita.ns.cloudflare.com 108.162.192.243
172.64.32.243
173.245.58.243
2606:4700:50::adf5:3af3
2803:f800:50::6ca2:c0f3
2a06:98c1:50::ac40:20f3		 zita.ns.cloudflare.com
zita.ns.cloudflare.com
zita.ns.cloudflare.com
zita.ns.cloudflare.com
zita.ns.cloudflare.com
zita.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   32ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.96.20 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.150.68 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   26ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s mail.thomaskaergaard.dk 46.4.208.59 pro02.azehosting.net AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

2 records   36ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3034::ac43:9644 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::6815:6014 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   25ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.96.20,172.67.150.68 ech=AEX+DQBBaQAgACCUVdfoFR3sSd8zJ1t0Yw6IvkyakuMC7L3RhZ1n/OZWAwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:9644,2606:4700:3037::6815:6014

📝 TXT Records#

2 records   147ms
TXT Record
google-site-verification=YA661G3hZ7qOHJLkjO4pwW7JUSQKd3EHnrq21RXtqkI
v=spf1 ip4:49.12.83.126 include:spf.azehosting.net ip4:157.90.34.121 ip4:94.231.104.196 ip4:159.69.75.118 +a +mx ~all

✉️ SPF#

PolicyRecord (thomaskaergaard.dk)
~all (soft fail) v=spf1 ip4:49.12.83.126 include:spf.azehosting.net ip4:157.90.34.121 ip4:94.231.104.196 ip4:159.69.75.118 +a +mx ~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 2026-10-09 12:39:17
www104.21.96.20 172.67.150.68 2606:4700:3034::ac43:9644 2606:4700:3037::6815:6014 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — RSA · ~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: 4/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.thomaskaergaard.dk 0HE2GUEZSCRBWO8DZ-wv-a7kRtPjjHbBCGj9WzSi4i0
TXT _acme-challenge.thomaskaergaard.dk O2a9FTMhIqz2RZsS-L395T0PX8es0_dPH-Mn6Ru34g8
TXT _acme-challenge.thomaskaergaard.dk cZdDvfw2t_XbxxIh8fSdJf2WsSRzVIeKj2n2VGDlF-Y

🔗 TLSA / DANE#

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

🔐 DNSSEC#

107ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2413114970
Primary NS (MNAME)vick.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-16 02:05:26
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2017-01-02
Expires2027-01-31 (102d)

🔗 Same registrant#

1 domain

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
tsv7.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
33ms
A
32ms
MX
26ms
AAAA
36ms
TXT
147ms
CAA
24ms
HTTPS
25ms
TLSA
63ms
SOA
0ms
MTA-STS
45ms
DNSSEC
107ms
SRV
44ms
Total
578ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-30 09:19:01 532ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-13 23:06:22 669ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-11 07:55:52 2174ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-06 23:43:39 2357ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-28 02:23:14 648ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-27 10:58:35 543ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-26 10:49:47 shown 578ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-08 22:19:34 1484ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-28 14:36:21 1685ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-26 14:10:25 21859ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-23 14:36:41 951ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 11:13:50 2739ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-18 01:39:42 1005ms 2 NS 2 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone