tjek-mail.dk

📜 Historical scan 2026-06-19 22:25:31 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tjek-mail.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 16 June 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.83.77.12 is hosted by Sipato ApS (AS50364) in Denmark. Mail is handled by mail.tjek-mail.dk. The zone is DNSSEC-signed and validates, 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#

2 records 41ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.83.77.12	3600s	mail.amplus.dk	AS50364	Sipato ApS	77.83.76.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.tjek-mail.dk	77.83.77.12	mail.amplus.dk	AS50364 Sipato ApS

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	77.83.77.12
🔶 Autoconfig	77.83.77.12

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 157ms

TXT Record
google-site-verification=yhfSPejIcGe5uyQss1wth1NCvTDCeOTCIFmPAg54Lgk
MS=ms28908709

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-12 08:57:31

www	77.83.77.12 (AS50364) (address records, no CNAME)
www vs bare domain	Same network tjek-mail.dk: 77.83.77.12 (AS50364) www.tjek-mail.dk: 77.83.77.12 (AS50364)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

133ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

51ms

Field	Value
Serial	2026032402
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-14 13:16:19

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-06-16
Expires	2027-06-30 (252d)

📋 WHOIS#

⏱️ Lookup Timing#

41ms

44ms

AAAA

46ms

TXT

157ms

CAA

39ms

HTTPS

43ms

TLSA

41ms

SOA

51ms

MTA-STS

46ms

DNSSEC

133ms

SRV

2061ms

Total

2289ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 20:27:56	637ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 20:17:24	492ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 07:10:17	4488ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 03:19:37	622ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 03:06:09	1466ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 02:03:11	1430ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-21 23:07:58	6553ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 17:09:17	437ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 22:25:31 shown	2289ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:58:13	723ms	2 NS 1 A 1 MX	🔒 Secure