feltdata.dk

📜 Historical scan 2026-10-07 08:36:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

feltdata.dk is a .dk domain served by 2 nameservers (ivan.ns.cloudflare.com, ruth.ns.cloudflare.com). It was registered on 6 October 2026 (WHOIS) and first appeared in the .dk zone on 7 October 2026. Its website address 104.21.92.144 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by .. 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 31ms

Nameserver	IP addresses	PTR	ASN / ISP
ivan.ns.cloudflare.com	108.162.193.120 172.64.33.120 173.245.59.120 2606:4700:58::adf5:3b78 2803:f800:50::6ca2:c178 2a06:98c1:50::ac40:2178	ivan.ns.cloudflare.com ivan.ns.cloudflare.com ivan.ns.cloudflare.com ivan.ns.cloudflare.com ivan.ns.cloudflare.com ivan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ruth.ns.cloudflare.com	108.162.192.143 172.64.32.143 173.245.58.143 2606:4700:50::adf5:3a8f 2803:f800:50::6ca2:c08f 2a06:98c1:50::ac40:208f	ruth.ns.cloudflare.com ruth.ns.cloudflare.com ruth.ns.cloudflare.com ruth.ns.cloudflare.com ruth.ns.cloudflare.com ruth.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 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.92.144	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.195.50	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

2 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:c332	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:5c90	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 50ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.92.144,172.67.195.50 ech=AEX+DQBBrQAgACAFTCFVM9i4jmhAWlUEQGef2ORTzYBUHKK5iVA2OFt0aAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:c332,2606:4700:3037::6815:5c90

📝 TXT Records#

2 records 169ms

TXT Record
v=DKIM1; p=
v=spf1 -all

✉️ SPF#

Policy	Record (feltdata.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.feltdata.dk)
p=reject	v=DMARC1; p=reject; sp=reject

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

12 records 30ms

Flags	Tag	Value
0	issue	;
0	issue	comodoca.com
0	issue	digicert.com; cansignhttpexchanges=yes
0	issue	letsencrypt.org
0	issue	pki.goog; cansignhttpexchanges=yes
0	issue	ssl.com
0	issuewild	;
0	issuewild	comodoca.com
0	issuewild	digicert.com; cansignhttpexchanges=yes
0	issuewild	letsencrypt.org
0	issuewild	pki.goog; cansignhttpexchanges=yes
0	issuewild	ssl.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-13 18:02:00

www	104.21.92.144 172.67.195.50 2606:4700:3034::ac43:c332 2606:4700:3037::6815:5c90 (AS13335) (address records, no CNAME)
www vs bare domain	Same network feltdata.dk: 104.21.92.144 172.67.195.50 2606:4700:3034::ac43:c332 2606:4700:3037::6815:5c90 (AS13335) www.feltdata.dk: 104.21.92.144 172.67.195.50 2606:4700:3034::ac43:c332 2606:4700:3037::6815:5c90 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

58ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

28ms

Field	Value
Serial	2416791562
Primary NS (MNAME)	ivan.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-07 09:00:22

Field	Value
Registrar	ONE.COM A/S
Registered	2026-10-06
Expires	2027-10-05 (350d)

📋 WHOIS#

⏱️ Lookup Timing#

31ms

27ms

32ms

AAAA

33ms

TXT

169ms

CAA

30ms

HTTPS

50ms

TLSA

44ms

SOA

28ms

MTA-STS

40ms

DNSSEC

58ms

SRV

57ms

Total

456ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 18:02:00	770ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-07 08:36:24 shown	456ms	2 NS 2 A 1 MX	🔓 Insecure