dearteacher.dk

📜 Historical scan 2026-06-17 01:26:25 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dearteacher.dk is a .dk domain served by 2 nameservers (isla.ns.cloudflare.com, lou.ns.cloudflare.com). It was registered on 9 June 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.42.22.105 is hosted by Hetzner Online GmbH (AS24940) in Finland. The zone is not DNSSEC-signed, publishes a 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 53ms

Nameserver	IP addresses	PTR	ASN / ISP
isla.ns.cloudflare.com	—	—	—
lou.ns.cloudflare.com	—	—	—

🌍 A Records#

1 records 59ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.42.22.105	—	static.105.22.42.77.clients.your-server.de	AS24940	Hetzner Online GmbH	77.42.0.0/17	🇫🇮 Finland	Helsinki

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

Policy	Record (_dmarc.dearteacher.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-11 05:47:36

www	77.42.22.105 (AS24940) (address records, no CNAME)
www vs bare domain	Same network dearteacher.dk: 77.42.22.105 (AS24940) www.dearteacher.dk: 77.42.22.105 (AS24940)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

147ms

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

🏷️ SOA#

58ms

Field	Value
Serial	2405422980
Primary NS (MNAME)	isla.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-12 19:46:32

Field	Value
Registrar	WEBHOSTING A/S
Registered	2021-06-09
Expires	2027-06-30 (247d)

🔗 Same registrant#

3 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
klinikplan.dk	WEBHOSTING A/S
sparmedicin.dk	ONE.COM A/S
thjen.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

53ms

59ms

48ms

AAAA

46ms

TXT

183ms

CAA

47ms

HTTPS

59ms

TLSA

57ms

SOA

58ms

MTA-STS

29ms

DNSSEC

147ms

SRV

0ms

Total

418ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 05:47:36	898ms	2 NS 1 A 0 MX	🔓 Insecure
2026-10-01 00:46:00	777ms	2 NS 1 A 0 MX	🔓 Insecure
2026-09-23 19:54:48	529ms	2 NS 1 A 0 MX	🔓 Insecure
2026-09-23 17:41:49	610ms	2 NS 1 A 0 MX	🔓 Insecure
2026-08-12 16:58:57	2984ms	2 NS 1 A 0 MX	🔓 Insecure
2026-07-26 19:25:54	2723ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-24 18:53:45	4095ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-23 04:09:21	794ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-17 01:26:25 shown	418ms	2 NS 1 A 0 MX	🔓 Insecure