strlt.dk

📜 Historical scan 2026-06-17 15:05:50  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

strlt.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 16 March 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.20.205.83 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx.simply.com. The zone is of unknown DNSSEC status, 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   87ms
NameserverIP addressesPTRASN / 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   89ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.20.205.83 — linux403.unoeuro.com AS48854 team.blue Denmark A/S 185.20.204.0/22 🇩🇰 Denmark —

📧 MX Records#

1 records   91ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   514ms
TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF#

PolicyRecord (strlt.dk)
-all (hard fail) v=spf1 include:spf.simply.com -all

📨 DMARC#

PolicyRecord (_dmarc.strlt.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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 2026-10-08 13:13:49
www185.20.205.83 (AS48854) (address records, no CNAME)
www vs bare domainSame network
strlt.dk: 185.20.205.83 (AS48854)
www.strlt.dk: 185.20.205.83 (AS48854)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

2 records   137ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…

🔐 DNSSEC#

85ms
CheckResult
Validation Status❓ Unknown
AD Flag (resolver validates)✗ Not set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsds=1 dnskey=1

🏷️ SOA#

86ms
FieldValue
Serial2026031601
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-05 02:30:09
FieldValue
RegistrarSimply.com A/S
Registered2026-03-16
Expires2027-03-15 (147d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
87ms
A
89ms
MX
91ms
AAAA
89ms
TXT
514ms
CAA
90ms
HTTPS
89ms
TLSA
137ms
SOA
86ms
MTA-STS
274ms
DNSSEC
85ms
SRV
0ms
Total
956ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-04 07:34:22 381ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-01 07:27:06 480ms 3 NS 1 A 1 MX 🔒 Secure
2026-09-29 18:38:51 401ms 3 NS 1 A 1 MX 🔒 Secure
2026-09-24 02:55:10 445ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-28 11:20:25 1657ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-25 02:22:14 1019ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-17 15:05:50 shown 956ms 3 NS 1 A 1 MX ❓ Unknown
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