opti.dk

📜 Historical scan 2026-06-18 08:07:57  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

opti.dk is a .dk domain served by 3 nameservers (ns1.dnnhost.eu, ns2.dnnhost.eu, ns3.dnnhost.eu). It was registered on 12 November 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 92.53.241.37 is hosted by Web Wiz Ltd (AS203315) in United Kingdom. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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   114ms
NameserverIP addressesPTRASN / ISP
ns1.dnnhost.eu 2a00:85c0:1::240:10
92.53.240.10		 ns1.elite-dns.net
ns1.elite-dns.net		 AS203315 Web Wiz Ltd
AS203315 Web Wiz Ltd
ns2.dnnhost.eu 2a00:85c0:3::243:10
92.53.243.10		 ns2.elite-dns.co.uk
ns2.elite-dns.co.uk		 AS203315 Web Wiz Ltd
AS203315 Web Wiz Ltd
ns3.dnnhost.eu 2a00:85c0:1::241:10
92.53.241.10		 ns3.elite-dns.org
ns3.elite-dns.org		 AS203315 Web Wiz Ltd
AS203315 Web Wiz Ltd

🌍 A Records#

1 records   116ms
IPTTLPTRASNISP / OrgCIDRCountryCity
92.53.241.37 — web37-altair.websitelive.net AS203315 Web Wiz Ltd 92.53.240.0/22 🇬🇧 United Kingdom —

📧 MX Records#

5 records   113ms
PriorityTTLMail ServerIP addressesPTRASN
1 — aspmx.l.google.com 209.85.233.27
2a00:1450:4010:c01::1b
2a00:1450:4010:c01::1b		 lr-in-f27.1e100.net
lh-in-x1b.1e100.net
lh-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
5 — alt1.aspmx.l.google.com 192.178.211.27
2404:6800:4000:1025::1a		 lcbomp-in-f27.1e100.net
lcbomp-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 — alt2.aspmx.l.google.com 108.177.125.26
2404:6800:4008:c01::1a		 tp-in-f26.1e100.net
tp-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 — aspmx2.googlemail.com 172.253.158.26
2404:6800:4003:c26::1a		 so-in-f26.1e100.net
so-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 — aspmx3.googlemail.com 108.177.125.26
2404:6800:4008:c01::1a		 tp-in-f26.1e100.net
tp-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.websitelive.net → 92.53.240.50
🔶 Autoconfigautoconfig.websitelive.net → 92.53.240.50

🔷 AAAA Records (IPv6)#

1 records   111ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a00:85c0:1::241:37 — web37-altair.websitelive.net AS203315 Web Wiz Ltd 2a00:85c0:1:0:0:0:0:0/48 🇬🇧 United Kingdom —

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   331ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 1 100 443 autodiscover.webmaillive.net

📝 TXT Records#

2 records   358ms
TXT Record
google-site-verification=aGQfaz5HjFJ91gT_yUieGNZwdsFUCbD6f7lmjncn7J8
v=spf1 include:spf.google.com -all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_dmarc.opti.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 2026-10-13 08:56:31
www92.53.241.37 2a00:85c0:1::241:37 (AS203315) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

  • error include:spf.google.com has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

192ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

110ms
FieldValue
Serial2022062701
Primary NS (MNAME)ns1.dnnhost.eu
Responsible (RNAME)hostmaster@opti.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)10800s

📋 Registration#

WHOIS fetched 2026-10-15 01:15:50
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1999-11-12
Expires2026-12-31 (74d)

🔗 Same registrant#

22 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
bose-hifi.dkPunktum dk A/S (direct)
bose-lifestyle.dkPunktum dk A/S (direct)
bose-pro.dkPunktum dk A/S (direct)
design-is-all.dkPunktum dk A/S (direct)
designisall.dkPunktum dk A/S (direct)
discodirect.dkPunktum dk A/S (direct)
door-control.dkPunktum dk A/S (direct)
duralight.dkPunktum dk A/S (direct)
hytte-i-norge.dkPunktum dk A/S (direct)
jomfru-ane-bar.dkPunktum dk A/S (direct)
jomfruanebar.dkPunktum dk A/S (direct)
loneregnskab.dkPunktum dk A/S (direct)
lys-lyd.dkPunktum dk A/S (direct)
m-olsen.dkPunktum dk A/S (direct)
neonor.dkPunktum dk A/S (direct)
nor.dkPunktum dk A/S (direct)
novacolor.dkPunktum dk A/S (direct)
originaldesign.dkPunktum dk A/S (direct)
room2rent.dkPunktum dk A/S (direct)
smartinfo.dkPunktum dk A/S (direct)
wall-design.dkPunktum dk A/S (direct)
ølbørsen.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
114ms
A
116ms
MX
113ms
AAAA
111ms
TXT
358ms
CAA
113ms
HTTPS
109ms
TLSA
91ms
SOA
110ms
MTA-STS
117ms
DNSSEC
192ms
SRV
331ms
Total
1350ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-28 01:58:04 4302ms 3 NS 1 A 5 MX 🔓 Insecure
2026-09-08 13:20:43 2107ms 3 NS 1 A 5 MX 🔓 Insecure
2026-07-01 00:35:48 1675ms 3 NS 1 A 5 MX 🔓 Insecure
2026-06-18 08:07:57 shown 1350ms 3 NS 1 A 5 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone