opgavecenter.dk

📜 Historical scan 2026-09-25 01:29:13  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

opgavecenter.dk is a .dk domain served by 2 nameservers (ns1.dns.services, ns2.dns.services). It was registered on 27 October 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.242.131.238 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by mailscanner1.kbds.dk, mailscanner2.kbds.dk and 1 more. The zone is DNSSEC-signed and validates, has no 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#

2 records   38ms
NameserverIP addressesPTRASN / ISP
ns1.dns.services 195.242.131.6
2001:67c:564:ffff::11		 ns1.dns.services
ns1.dns.services		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS
ns2.dns.services 2a00:1b18:2:3:3::2
62.69.152.37		 ns2.dns.services
ns2.dns.services		 AS47527 DLX A/S
AS47527 DLX A/S

🌍 A Records#

1 records   37ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.242.131.238 3600s forward01.dns.services AS62121 Christian Ebsen ApS 195.242.130.0/23 🇩🇰 Denmark —

📧 MX Records#

3 records   36ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s mailscanner1.kbds.dk 91.235.100.21 mailscanner1.kbds.dk AS198473 KIKKENBORG FIBER & IT ApS
10 43200s mailscanner2.kbds.dk 91.235.100.22 mailscanner2.kbds.dk AS198473 KIKKENBORG FIBER & IT ApS
10 43200s mailscanner3.kbds.dk 91.235.100.23 mailscanner3.kbds.dk AS198473 KIKKENBORG FIBER & IT ApS

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover195.242.131.237
🔶 Autoconfig195.242.131.237

🔷 AAAA Records (IPv6)#

1 records   33ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2001:67c:564:fffa::1002 3600s — AS62121 Christian Ebsen ApS 2001:67c:564:0:0:0:0:0/48 🇩🇰 Denmark —

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   162ms
TXT Record
v=spf1 redirect=spf.kbds.dk

✉️ SPF#

PolicyRecord (opgavecenter.dk)
redirect=spf.kbds.dk v=spf1 redirect=spf.kbds.dk

📨 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 2026-10-13 08:58:23
www195.242.131.238 2001:67c:564:fffa::1002 (AS62121) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2047ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2022032821
Primary NS (MNAME)ns1.dns.services
Responsible (RNAME)post@dns.services
Refresh10800s
Retry3600s
Expire1814400s
Minimum (neg-cache TTL)7200s

📋 Registration#

WHOIS fetched 2026-10-06 03:13:18
FieldValue
Registrardns.services ApS
Registered2003-10-27
Expires2026-10-31 (6d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
38ms
A
37ms
MX
36ms
AAAA
33ms
TXT
162ms
CAA
28ms
HTTPS
29ms
TLSA
63ms
SOA
0ms
MTA-STS
50ms
DNSSEC
2047ms
SRV
55ms
Total
2405ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-29 16:14:41 400ms 2 NS 1 A 3 MX 🔒 Secure
2026-09-25 01:29:13 shown 2405ms 2 NS 1 A 3 MX 🔒 Secure
2026-06-17 19:28:11 1531ms 2 NS 1 A 3 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone