5t.dk

📜 Historical scan 2026-08-06 00:15:40 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

5t.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 62.66.164.154 is hosted by Telenor A/S (AS9158) in Denmark. Mail is handled by mail.7a.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 this 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
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
62.66.164.154	3600s	—	AS9158	Telenor A/S	62.66.0.0/16	🇩🇰 Denmark	Brønshøj

📧 MX Records#

1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	mail.7a.dk	62.66.164.154	—	AS9158 Telenor A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	62.66.164.154
🔶 Autoconfig	62.66.164.154

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 4153ms

TXT Record
v=spf1 include:spf.mailjet.com include:spf.simply.com -all

✉️ SPF#

Policy	Record (5t.dk)
-all (hard fail)	v=spf1 include:spf.mailjet.com include:spf.simply.com -all

📨 DMARC#

Policy	Record (_dmarc.5t.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 2026-10-10 08:03:34

www	188.228.54.119 (AS214875) (address records, no CNAME)
www vs bare domain	Same network 5t.dk: 188.228.54.119 (AS214875) www.5t.dk: 188.228.54.119 (AS214875)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.5t.dk	1ec8c828-3428-49a2-964d-ae7cdb693bce.c-8a1f.tx.auth.certifytheweb.com

🔗 TLSA / DANE#

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

🔐 DNSSEC#

75ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026080200
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

44ms

45ms

AAAA

36ms

TXT

4153ms

CAA

44ms

HTTPS

41ms

TLSA

75ms

SOA

0ms

MTA-STS

53ms

DNSSEC

75ms

SRV

75ms

Total

4679ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 05:18:12	1395ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-01 06:24:15	1185ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-27 18:49:44	1223ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-07 03:26:12	2206ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-31 00:09:13	1909ms	3 NS 0 A 1 MX	🔒 Secure
2026-08-29 20:07:43	1508ms	3 NS 0 A 1 MX	🔒 Secure
2026-08-28 19:13:08	1295ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-06 00:15:40 shown	4679ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-25 10:47:47	1874ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-16 13:14:29	608ms	3 NS 1 A 1 MX	🔒 Secure