defensive-group.dk

📜 Historical scan 2026-08-25 01:22:49  ·  ← 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   182ms

🌍 A Records#

2 records   136ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.94.85 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.221.74 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   108ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s email.defensive-group.dk — — —

🔷 AAAA Records (IPv6)#

2 records   149ms

🔐 HTTPS Records#

1 records   120ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.94.85,172.67.221.74 ech=AEX+DQBBTQAgACAZi2hxSS5C19GWDC7NUQZt8DyqytVxPUesCivtUEJsGgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:dd4a,2606:4700:3037::6815:5e55

📝 TXT Records#

2 records   494ms
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#

369ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2413034510
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#

2 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
defit-edu.dkSimply.com A/S
defit.dkSimply.com A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
182ms
A
136ms
MX
108ms
AAAA
149ms
TXT
494ms
CAA
129ms
HTTPS
120ms
TLSA
280ms
SOA
0ms
MTA-STS
140ms
DNSSEC
369ms
SRV
237ms
Total
1995ms

🕐 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 shown 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 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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