optimal-minimal.dk

📜 Historical scan 2026-06-21 14:55:04  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

optimal-minimal.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 17 August 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.90.114.110 is hosted by Fab:IT ApS (AS45032) in Denmark. Mail is handled by mailscan01.fab-it.dk, mailscan02.fab-it.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   138ms
NameserverIP addressesPTRASN / 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#

3 records   41ms
IPTTLPTRASNISP / OrgCIDRCountryCity
93.90.114.110 600s zabbix01.fab-it.dk AS45032 Fab:IT ApS 93.90.112.0/20 🇩🇰 Denmark —
93.90.114.111 600s backup07.fab-it.dk AS45032 Fab:IT ApS 93.90.112.0/20 🇩🇰 Denmark —
93.90.114.112 600s — AS45032 Fab:IT ApS 93.90.112.0/20 🇩🇰 Denmark —

📧 MX Records#

2 records   94ms
PriorityTTLMail ServerIP addressesPTRASN
10 7199s mailscan01.fab-it.dk 93.90.114.120
93.90.114.122		 se01.fab-it.dk
se02.fab-it.dk		 AS45032 Fab:IT ApS
AS45032 Fab:IT ApS
10 7199s mailscan02.fab-it.dk 93.90.114.121
93.90.114.123		 se01-2.fab-it.dk
se02-2.fab-it.dk		 AS45032 Fab:IT ApS
AS45032 Fab:IT ApS

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   273ms
TXT Record
v=spf1 mx a include:spf.se.fab-it.dk -all

✉️ SPF#

PolicyRecord (optimal-minimal.dk)
-all (hard fail) v=spf1 mx a include:spf.se.fab-it.dk -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 02:53:19
www CNAMEmautic.optimal-minimal.dk (all on optimal-minimal.dk)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

125ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

111ms
FieldValue
Serial2026061101
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-09 08:12:58
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2017-08-17
Expires2027-08-31 (318d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
138ms
A
41ms
MX
94ms
AAAA
74ms
TXT
273ms
CAA
50ms
HTTPS
41ms
TLSA
110ms
SOA
111ms
MTA-STS
43ms
DNSSEC
125ms
SRV
262ms
Total
887ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-12 02:53:19 1448ms 2 NS 3 A 2 MX 🔒 Secure
2026-09-29 18:45:13 1379ms 2 NS 3 A 2 MX 🔒 Secure
2026-09-26 06:38:22 764ms 2 NS 3 A 2 MX 🔒 Secure
2026-09-10 21:02:23 576ms 2 NS 3 A 2 MX 🔒 Secure
2026-08-12 05:31:30 1394ms 2 NS 3 A 2 MX 🔒 Secure
2026-07-17 23:21:14 3895ms 2 NS 3 A 2 MX 🔒 Secure
2026-07-11 23:18:22 975ms 2 NS 3 A 2 MX 🔒 Secure
2026-06-21 14:55:04 shown 887ms 2 NS 3 A 2 MX 🔒 Secure
2026-06-18 06:02:59 778ms 2 NS 3 A 2 MX 🔒 Secure
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