optimumgroupcareers.dk

Records from scan: 2026-09-22 05:38:59  ·  730ms total  ·  last checked 2026-10-17 14:22 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

optimumgroupcareers.dk is a .dk domain served by 3 nameservers (nsauth1.introweb.nl, nsauth2.introweb.nl, nsauth3.introweb.net). It was registered on 30 June 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 85.13.155.44 is hosted by Neue Medien Muennich GmbH (AS34788) in Germany. The zone is not DNSSEC-signed, has no 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   79ms
NameserverIP addressesPTRASN / ISP
nsauth1.introweb.nl 2001:1690:1:a::a
80.65.96.48		 nsauth1.introweb.nl
nsauth1.introweb.nl		 AS20847 Previder B.V.
AS20847 Previder B.V.
nsauth2.introweb.nl 2a0d:8600:1::5a
86.105.160.91		 nsauth2.introweb.nl
nsauth2.introweb.nl		 AS205185 Eurofiber Cloud Infra B.V.
AS205185 Eurofiber Cloud Infra B.V.
nsauth3.introweb.net 2001:1690:1:c::a
62.165.127.221		 nsauth3.introweb.net
nsauth3.introweb.net		 AS20847 Previder B.V.
AS20847 Previder B.V.

🌍 A Records#

1 records   59ms
IPTTLPTRASNISP / OrgCIDRCountryCity
85.13.155.44 300s dd38538.kasserver.com AS34788 Neue Medien Muennich GmbH 85.13.128.0/18 🇩🇪 Germany —

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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#

checked 2026-10-11 05:38:21
wwwNXDOMAIN
www vs bare domainwww does not resolve
optimumgroupcareers.dk: 85.13.155.44 (AS34788)
www.optimumgroupcareers.dk: no address
(all like this)
WildcardNo
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

84ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2022120501
Primary NS (MNAME)nsauth1.introweb.nl
Responsible (RNAME)postmaster@introweb.nl
Refresh28800s
Retry7200s
Expire604800s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-14 06:51:43
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2021-06-30
Expires2027-06-30 (255d)

🔗 Same registrant#

11 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
optimumgreen.dkPunktum dk A/S (direct)
optimumgroup.dkPunktum dk A/S (direct)
optimumgroupgreenliner.dkRealtime Register B.V.
optimumsupplies.dkPunktum dk A/S (direct)
pouch4all.dkRealtime Register B.V.
pouch4you.dkRealtime Register B.V.
pouches4all.dkRealtime Register B.V.
pouchesfourall.dkRealtime Register B.V.
pouchforyou.dkRealtime Register B.V.
pouchfourall.dkRealtime Register B.V.
pouchfouryou.dkRealtime Register B.V.
📋 WHOIS#

⏱️ Lookup Timing#

NS
79ms
A
59ms
MX
67ms
AAAA
54ms
TXT
283ms
CAA
54ms
HTTPS
61ms
TLSA
184ms
SOA
0ms
MTA-STS
86ms
DNSSEC
84ms
SRV
82ms
Total
730ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-22 05:38:59 shown 730ms 3 NS 1 A 0 MX 🔓 Insecure
2026-09-11 10:53:30 1940ms 3 NS 1 A 0 MX 🔓 Insecure
2026-06-18 03:37:24 637ms 3 NS 1 A 0 MX 🔓 Insecure
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