mtac.dk

📜 Historical scan 2026-06-17 21:26:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mtac.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx10.websupport.se, mx20.websupport.se. 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 56ms

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 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.90.146.101	—	—	—	—	—	🇸🇪 Sweden	—

📧 MX Records#

2 records 127ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx10.websupport.se	109.235.175.125 2a00:1968:0:9:109:235:175:125	m101-u6-mx.websupport.se m101-out-mua-25.websupport.se	AS41528 Loopia AB AS41528 Loopia AB
100	—	mx20.websupport.se	109.235.175.126 2a00:1968:0:9:109:235:175:126	m101-u7-mx.websupport.se m101-out-mua-26.websupport.se	AS41528 Loopia AB AS41528 Loopia AB

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 309ms

TXT Record
v=spf1 a mx include:spf.websupport.se -all

✉️ SPF#

Policy	Record (mtac.dk)
-all (hard fail)	v=spf1 a mx include:spf.websupport.se -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 2026-10-12 02:25:35

www	46.30.211.38 (AS51468) (address records, no CNAME)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 7/10 · policy: -all

No problems found

🔗 TLSA / DANE#

6 records 4032ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx10.websupport.se	DANE-TA · SPKI · SHA-256	0E8BB18BBEEFB381BE21BFC1A206D317…
SMTP _25._tcp.mx10.websupport.se	DANE-TA · SPKI · SHA-256	6BD9212CE649C659C9CABC6CB60FCFFA…
SMTP _25._tcp.mx10.websupport.se	DANE-TA · SPKI · SHA-256	C784333D20BCD742B9FDC3236F4E509B…
SMTP _25._tcp.mx20.websupport.se	DANE-TA · SPKI · SHA-256	C784333D20BCD742B9FDC3236F4E509B…
SMTP _25._tcp.mx20.websupport.se	DANE-TA · SPKI · SHA-256	6BD9212CE649C659C9CABC6CB60FCFFA…
SMTP _25._tcp.mx20.websupport.se	DANE-TA · SPKI · SHA-256	0E8BB18BBEEFB381BE21BFC1A206D317…

🔐 DNSSEC#

66ms

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

🏷️ SOA#

38ms

Field	Value
Serial	2026061101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

56ms

40ms

127ms

AAAA

133ms

TXT

309ms

CAA

38ms

HTTPS

39ms

TLSA

4032ms

SOA

38ms

MTA-STS

44ms

DNSSEC

66ms

SRV

168ms

Total

4969ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 02:25:35	4930ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-17 18:09:29	4734ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-15 16:08:04	19723ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-03 02:25:41	4860ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-11 19:39:26	25200ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-18 20:19:02	7314ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-16 01:38:35	6856ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-28 13:21:49	5841ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-17 21:26:24 shown	4969ms	2 NS 1 A 2 MX	🔒 Secure