defensive-group.dk

📜 Historical scan 2026-06-19 23:39:27  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

defensive-group.dk is a .dk domain served by 2 nameservers (angelina.ns.cloudflare.com, mack.ns.cloudflare.com). It was registered on 16 August 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.94.85 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by email.defensive-group.dk. 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#

2 records   54ms

🌍 A Records#

2 records   40ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.94.85 600s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.221.74 600s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   35ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s email.defensive-group.dk — — —

🔷 AAAA Records (IPv6)#

2 records   36ms

🔐 HTTPS Records#

1 records   85ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.94.85,172.67.221.74 ech=AEX+DQBBjQAgACDLcc0IVU47ovwQ8f0u0keIUrvqMVxNDz7J9ttgklC2AQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:5e55,2606:4700:3035::ac43:dd4a

📝 TXT Records#

2 records   213ms
TXT Record
google-site-verification=3wnFhxeuELFeQfppzw6OZB5-0zhWORKMnWCOxT2aZlA
v=spf1 a mx ip4:62.72.23.97 ~all

✉️ SPF#

PolicyRecord (defensive-group.dk)
~all (soft fail) v=spf1 a mx ip4:62.72.23.97 ~all

📨 DMARC#

PolicyRecord (_dmarc.defensive-group.dk)
p=quarantine v=DMARC1; p=quarantine

📬 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 15:55:52
wwwExists, no address
www vs bare domainwww does not resolve
defensive-group.dk: 104.21.94.85 172.67.221.74 2606:4700:3033::ac43:dd4a 2606:4700:3037::6815:5e55 (AS13335)
www.defensive-group.dk: no address
(all like this)
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
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: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

98ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

37ms
FieldValue
Serial2407272894
Primary NS (MNAME)angelina.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-14 02:01:08
FieldValue
RegistrarSimply.com A/S
Registered2023-08-16
Expires2027-08-15 (302d)

🔗 Same registrant#

1 domain

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
defit-edu.dkSimply.com A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
54ms
A
40ms
MX
35ms
AAAA
36ms
TXT
213ms
CAA
37ms
HTTPS
85ms
TLSA
73ms
SOA
37ms
MTA-STS
53ms
DNSSEC
98ms
SRV
87ms
Total
539ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-23 12:05:34 672ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-10 22:31:48 2237ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-30 21:23:33 524ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-25 01:22:49 1995ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-06 16:00:42 1106ms 2 NS 2 A 1 MX ❓ Unknown
2026-07-16 07:53:50 2836ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-27 15:29:38 907ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-24 19:50:27 5294ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-23 23:57:43 1159ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-23 22:08:46 1164ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 22:42:59 563ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-19 23:39:27 shown 539ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-17 01:54:20 1641ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-17 01:30:37 503ms 2 NS 2 A 1 MX 🔓 Insecure
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