felder.dk

📜 Historical scan 2026-09-24 15:28:10 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

felder.dk is a .dk domain served by 2 nameservers (rocco.ns.cloudflare.com, sandra.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.19.124 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx3.felder-group.com, mx4.felder-group.com. The zone is not DNSSEC-signed, 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
rocco.ns.cloudflare.com	108.162.195.121 162.159.44.121 172.64.35.121 2606:4700:58::a29f:2c79 2803:f800:50::6ca2:c379 2a06:98c1:50::ac40:2379	rocco.ns.cloudflare.com rocco.ns.cloudflare.com rocco.ns.cloudflare.com rocco.ns.cloudflare.com rocco.ns.cloudflare.com rocco.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sandra.ns.cloudflare.com	108.162.194.34 162.159.38.34 172.64.34.34 2606:4700:50::a29f:2622 2803:f800:50::6ca2:c222 2a06:98c1:50::ac40:2222	sandra.ns.cloudflare.com sandra.ns.cloudflare.com sandra.ns.cloudflare.com sandra.ns.cloudflare.com sandra.ns.cloudflare.com sandra.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 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.19.124	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.186.42	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

2 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx3.felder-group.com	80.92.126.18	mx3.felder-group.com	AS34347 HALLAG Kommunal GmbH
10	300s	mx4.felder-group.com	80.92.126.19	mx4.felder-group.com	AS34347 HALLAG Kommunal GmbH

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.19.124
🔶 Autoconfig	172.67.186.42

🔷 AAAA Records (IPv6)#

2 records 46ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3037::6815:137c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:ba2a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 58ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.19.124,172.67.186.42 ech=AEX+DQBBaQAgACBnKeJqI30v7FdSxVtZFD+NCB0c2S+kGyULW2i67zs/PwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:137c,2606:4700:3037::ac43:ba2a

📝 TXT Records#

1 records 184ms

TXT Record
v=spf1 a mx ip4:80.92.126.240/32 ip4:80.92.126.241/32 ip4:80.92.126.21/32 ip4:80.92.126.18/32 ip4:80.92.126.19/32 ip4:80.92.117.58/32 ~all

✉️ SPF#

Policy	Record (felder.dk)
~all (soft fail)	v=spf1 a mx ip4:80.92.126.240/32 ip4:80.92.126.241/32 ip4:80.92.126.21/32 ip4:80.92.126.18/32 ip4:80.92.126.19/32 ip4:80.92.117.58/32 ~all

📨 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 2026-10-09 04:42:17

www	104.21.19.124 172.67.186.42 2606:4700:3037::6815:137c 2606:4700:3037::ac43:ba2a (AS13335) (address records, no CNAME)
www vs bare domain	Same network felder.dk: 104.21.19.124 172.67.186.42 2606:4700:3037::6815:137c 2606:4700:3037::ac43:ba2a (AS13335) www.felder.dk: 104.21.19.124 172.67.186.42 2606:4700:3037::6815:137c 2606:4700:3037::ac43:ba2a (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 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#

129ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2415731021
Primary NS (MNAME)	rocco.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

38ms

55ms

31ms

AAAA

46ms

TXT

184ms

CAA

44ms

HTTPS

58ms

TLSA

94ms

SOA

0ms

MTA-STS

61ms

DNSSEC

129ms

SRV

73ms

Total

1655ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-24 20:01:40	2702ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-24 15:28:10 shown	1655ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-21 23:11:30	923ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-16 08:55:38	1269ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-28 18:48:58	1725ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-19 07:48:03	1518ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-17 10:11:31	1314ms	2 NS 2 A 2 MX	🔓 Insecure