ac-t.dk

Records from scan: 2026-10-04 10:00:01 · 1337ms total · last checked 2026-10-16 04:03 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ac-t.dk is a .dk domain served by 3 nameservers (ns4.dns-123.net, ns5.dns-123.net, ns6.dns-123.net). It was registered on 28 April 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.208.28.133 is hosted by FIBIA P/S (AS44869) in Denmark. Mail is handled by server6123.serverpark.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns4.dns-123.net	35.198.132.83	83.132.198.35.bc.googleusercontent.com	AS396982 Google LLC
ns5.dns-123.net	35.187.184.173	173.184.187.35.bc.googleusercontent.com	AS396982 Google LLC
ns6.dns-123.net	35.228.54.1	1.54.228.35.bc.googleusercontent.com	AS396982 Google LLC

🌍 A Records#

1 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
80.208.28.133	7200s	server6123.serverpark.dk	AS44869	FIBIA P/S	80.208.0.0/17	🇩🇰 Denmark	Asnæs

📧 MX Records#

1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	7200s	server6123.serverpark.dk	80.208.28.133	server6123.serverpark.dk	AS44869 FIBIA P/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	80.208.28.133
🔶 Autoconfig	80.208.28.133

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 340ms

TXT Record
v=spf1 a mx include:_spf.serverpark.dk ~all

✉️ SPF#

Policy	Record (ac-t.dk)
~all (soft fail)	v=spf1 a mx include:_spf.serverpark.dk ~all

📨 DMARC#

Policy	Record (_dmarc.ac-t.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#

checked 2026-10-10 11:15:12

www	80.208.28.133 (AS44869) (address records, no CNAME)
www vs bare domain	Same network ac-t.dk: 80.208.28.133 (AS44869) www.ac-t.dk: 80.208.28.133 (AS44869)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 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#

86ms

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

🏷️ SOA#

65ms

Field	Value
Serial	2012121033
Primary NS (MNAME)	ns4.dns-123.net
Responsible (RNAME)	admin@dns-123.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-06 18:38:28

Field	Value
Registrar	INTERNET 123 ApS
Registered	2011-04-28
Expires	2030-04-30 (1291d)

📋 WHOIS#

⏱️ Lookup Timing#

44ms

55ms

44ms

AAAA

44ms

TXT

340ms

CAA

53ms

HTTPS

58ms

TLSA

122ms

SOA

65ms

MTA-STS

103ms

DNSSEC

86ms

SRV

986ms

Total

1337ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 10:00:01 shown	1337ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-29 21:21:00	909ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-26 12:50:47	986ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-27 05:25:50	823ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-24 03:15:36	916ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-23 14:21:55	924ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 10:00:34	1176ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 07:14:12	658ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-20 06:17:37	710ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-16 12:44:15	731ms	3 NS 1 A 1 MX	🔒 Secure