f5strategi.dk

Records from scan: 2026-09-30 10:03:54  ·  471ms total  ·  last checked 2026-10-20 11:06 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

f5strategi.dk is a .dk domain served by 2 nameservers (lady.ns.cloudflare.com, yahir.ns.cloudflare.com). It first appeared in the .dk zone on 2 September 2026. Its website address 104.21.14.130 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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#

2 records   47ms
NameserverIP addressesPTRASN / ISP
lady.ns.cloudflare.com 108.162.192.127
172.64.32.127
173.245.58.127
2606:4700:50::adf5:3a7f
2803:f800:50::6ca2:c07f
2a06:98c1:50::ac40:207f		 lady.ns.cloudflare.com
lady.ns.cloudflare.com
lady.ns.cloudflare.com
lady.ns.cloudflare.com
lady.ns.cloudflare.com
lady.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
yahir.ns.cloudflare.com 108.162.195.34
162.159.44.34
172.64.35.34
2606:4700:58::a29f:2c22
2803:f800:50::6ca2:c322
2a06:98c1:50::ac40:2322		 yahir.ns.cloudflare.com
yahir.ns.cloudflare.com
yahir.ns.cloudflare.com
yahir.ns.cloudflare.com
yahir.ns.cloudflare.com
yahir.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   51ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.14.130 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.159.42 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

2 records   38ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::ac43:9f2a 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::6815:e82 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   27ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.14.130,172.67.159.42 ech=AEX+DQBBtQAgACAAdwTQLbqYK0sdUVDib5ozbHMmbrXTrcXDS27YbwHRBgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:9f2a,2606:4700:3037::6815:e82

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

PolicyRecord (_dmarc.f5strategi.dk)
p=reject v=DMARC1; p=reject; sp=reject; rua=mailto:rua+t0g2ah9xhz0f@dmarcwise.email;

📬 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 2026-10-10 00:17:39
www104.21.14.130 172.67.159.42 2606:4700:3030::ac43:9f2a 2606:4700:3037::6815:e82 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔗 TLSA / DANE#

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

🔐 DNSSEC#

54ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2415728795
Primary NS (MNAME)lady.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup
📋 WHOIS#

⏱️ Lookup Timing#

NS
47ms
A
51ms
MX
48ms
AAAA
38ms
TXT
177ms
CAA
43ms
HTTPS
27ms
TLSA
63ms
SOA
0ms
MTA-STS
55ms
DNSSEC
54ms
SRV
64ms
Total
471ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-30 10:03:54 shown 471ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-25 06:18:14 1835ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-19 01:26:34 899ms 2 NS 0 A 0 MX 🔓 Insecure
2026-09-02 08:53:35 659ms 2 NS 0 A 0 MX 🔓 Insecure
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