fm3tjekdb.dk

📜 Historical scan 2026-09-30 21:47:06 · ← 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 38ms

Nameserver	IP addresses	PTR	ASN / ISP
jeremy.ns.cloudflare.com	108.162.193.180 172.64.33.180 173.245.59.180 2606:4700:58::adf5:3bb4 2803:f800:50::6ca2:c1b4 2a06:98c1:50::ac40:21b4	jeremy.ns.cloudflare.com jeremy.ns.cloudflare.com jeremy.ns.cloudflare.com jeremy.ns.cloudflare.com jeremy.ns.cloudflare.com jeremy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kate.ns.cloudflare.com	108.162.192.124 172.64.32.124 173.245.58.124 2606:4700:50::adf5:3a7c 2803:f800:50::6ca2:c07c 2a06:98c1:50::ac40:207c	kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.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 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.41.36	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.159.132	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 45ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3036::6815:2924	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:9f84	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 44ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.41.36,172.67.159.132 ech=AEX+DQBBNAAgACDDE7vvsEGiLkfEtCjzs2dGyJs627jcF/KPm3RoWE9SLAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::6815:2924,2606:4700:3037::ac43:9f84

📝 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

www	104.21.41.36 172.67.159.132 2606:4700:3036::6815:2924 2606:4700:3037::ac43:9f84 (AS13335) (address records, no CNAME)
www vs bare domain	Same network fm3tjekdb.dk: 104.21.41.36 172.67.159.132 2606:4700:3036::6815:2924 2606:4700:3037::ac43:9f84 (AS13335) www.fm3tjekdb.dk: 104.21.41.36 172.67.159.132 2606:4700:3036::6815:2924 2606:4700:3037::ac43:9f84 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: 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#

47ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

46ms

Field	Value
Serial	2415312838
Primary NS (MNAME)	jeremy.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 13:36:55

Field	Value
Registrar	Netsite A/S
Registered	2021-03-16
Expires	2027-03-31 (163d)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

36ms

29ms

AAAA

45ms

TXT

203ms

CAA

39ms

HTTPS

44ms

TLSA

53ms

SOA

46ms

MTA-STS

61ms

DNSSEC

47ms

SRV

78ms

Total

481ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
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 shown	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	598ms	2 NS 2 A 0 MX	🔒 Secure