thekerstryhn.dk

📜 Historical scan 2026-06-17 15:16:43 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

thekerstryhn.dk is a .dk domain served by 3 nameservers (ns1.c-system.dk, ns2.c-system.dk, ns3.c-system.dk). It was registered on 28 February 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 49.12.60.83 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by thekerstryhn-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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#

3 records 95ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.c-system.dk	49.12.60.90	ns1.c-system.dk	AS24940 Hetzner Online GmbH
ns2.c-system.dk	49.12.60.94	ns2.c-system.dk	AS24940 Hetzner Online GmbH
ns3.c-system.dk	37.27.223.112	monitor.itout.dk	AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 85ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
49.12.60.83	—	web01.c-system.dk	AS24940	Hetzner Online GmbH	49.12.0.0/15	🇩🇪 Germany	—

📧 MX Records#

1 records 84ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	thekerstryhn-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::e 2a01:111:f403:ca09::20 2a01:111:f403:ca09::f 52.101.68.25 52.101.68.29 52.101.68.8 52.101.73.8	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am0pr04cu00500.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 285ms

TXT Record
MS=ms10135781
v=spf1 a mx include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (thekerstryhn.dk)
-all (hard fail)	v=spf1 a mx include:spf.protection.outlook.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 2026-10-15 23:33:29

www CNAME	thekerstryhn.dk (all on thekerstryhn.dk) → 49.12.60.83 (AS24940)
www vs bare domain	Same network thekerstryhn.dk: 49.12.60.83 (AS24940) www.thekerstryhn.dk: 49.12.60.83 (AS24940)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

166ms

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

🏷️ SOA#

59ms

Field	Value
Serial	2016060707
Primary NS (MNAME)	ns1.c-system.dk
Responsible (RNAME)	admin@c-system.dk
Refresh	10800s
Retry	3600s
Expire	1309600s
Minimum (neg-cache TTL)	38400s

📋 Registration#

WHOIS fetched 2026-10-17 07:51:36

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2015-02-28
Expires	2027-02-27 (123d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

95ms

85ms

84ms

AAAA

101ms

TXT

285ms

CAA

93ms

HTTPS

84ms

TLSA

176ms

SOA

59ms

MTA-STS

86ms

DNSSEC

166ms

SRV

0ms

Total

928ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-08-26 16:00:51	1509ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-02 16:05:51	2160ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-27 13:12:58	2984ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-20 10:19:50	1341ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-17 15:16:43 shown	928ms	3 NS 1 A 1 MX	🔓 Insecure