fm3tjekdb.dk

📜 Historical scan 2026-06-17 09:25:15  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

fm3tjekdb.dk is a .dk domain served by 2 nameservers (jeremy.ns.cloudflare.com, kate.ns.cloudflare.com). It was registered on 16 March 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.41.36 is hosted by Cloudflare, Inc. (AS13335). 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   36ms
NameserverIP addressesPTRASN / ISP
jeremy.ns.cloudflare.com — — —
kate.ns.cloudflare.com — — —

🌍 A Records#

2 records   61ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.41.36 — — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.159.132 — — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

2 records   44ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3032::ac43:9f84 — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::6815:2924 — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   49ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.41.36,172.67.159.132 ech=AEX+DQBBBwAgACCqfmcfnIuoKJ5IlEf/fctMxRpLGzhWDr4T3BFQFMHreQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:9f84,2606:4700:3035::6815:2924

📝 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#

latest probe, not this scan · checked 2026-10-13 18:42:18
www104.21.41.36 172.67.159.132 2606:4700:3036::6815:2924 2606:4700:3037::ac43:9f84 (AS13335) (address records, no CNAME)
www vs bare domainSame network
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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

156ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

38ms
FieldValue
Serial2407018429
Primary NS (MNAME)jeremy.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-10 13:36:55
FieldValue
RegistrarNetsite A/S
Registered2021-03-16
Expires2027-03-31 (161d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
36ms
A
61ms
MX
52ms
AAAA
44ms
TXT
136ms
CAA
42ms
HTTPS
49ms
TLSA
76ms
SOA
38ms
MTA-STS
69ms
DNSSEC
156ms
SRV
0ms
Total
598ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-13 18:42:18 403ms 2 NS 2 A 0 MX 🔒 Secure
2026-10-10 13:01:51 422ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-30 21:47:06 481ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-27 22:21:17 9432ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-22 06:04:28 611ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-29 01:45:07 885ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-26 17:40:12 524ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-23 00:17:09 2175ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-19 23:29:29 3599ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-17 18:50:24 5500ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-16 07:24:20 2454ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-11 12:24:40 2841ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-06 12:23:31 991ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-10 03:47:04 1269ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-27 19:14:25 1544ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-23 12:10:54 795ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-23 05:58:00 858ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-21 14:15:25 617ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-17 09:25:15 shown 598ms 2 NS 2 A 0 MX 🔒 Secure
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