feltpost.dk

📜 Historical scan 2026-08-30 23:15:56 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

feltpost.dk is a .dk domain served by 2 nameservers (barbara.ns.cloudflare.com, dan.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.64.44 is hosted by Cloudflare, Inc. (AS13335). 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 110ms

Nameserver	IP addresses	PTR	ASN / ISP
barbara.ns.cloudflare.com	108.162.192.248 172.64.32.248 173.245.58.248 2606:4700:50::adf5:3af8 2803:f800:50::6ca2:c0f8 2a06:98c1:50::ac40:20f8	barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
dan.ns.cloudflare.com	108.162.193.108 172.64.33.108 173.245.59.108 2606:4700:58::adf5:3b6c 2803:f800:50::6ca2:c16c 2a06:98c1:50::ac40:216c	dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com dan.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 168ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.64.44	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.176.8	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 164ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:402c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:b008	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 155ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.64.44,172.67.176.8 ech=AEX+DQBB6AAgACDpnUx7tqw+BbPVVlHpD7WfMUorhCCLsWaF4xb4UbwREAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:402c,2606:4700:3035::ac43:b008

📝 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 2026-10-11 00:14:17

www	104.21.64.44 172.67.176.8 2606:4700:3031::6815:402c 2606:4700:3035::ac43:b008 (AS13335) (address records, no CNAME)
www vs bare domain	Same network feltpost.dk: 104.21.64.44 172.67.176.8 2606:4700:3031::6815:402c 2606:4700:3035::ac43:b008 (AS13335) www.feltpost.dk: 104.21.64.44 172.67.176.8 2606:4700:3031::6815:402c 2606:4700:3035::ac43:b008 (AS13335)
Wildcard	No

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.feltpost.dk	7jskmol3FHdj1tcNqyrvc0fxgI7JC1urEnaqGSvsqqQ
TXT	_acme-challenge.feltpost.dk	zBfjRgiDXsJ-MtxMW8DhaoTqcFMWSTRATD_TrKbIRhM

🔗 TLSA / DANE#

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

🔐 DNSSEC#

364ms

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	2413553879
Primary NS (MNAME)	barbara.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#

110ms

168ms

133ms

AAAA

164ms

TXT

550ms

CAA

295ms

HTTPS

155ms

TLSA

311ms

SOA

0ms

MTA-STS

330ms

DNSSEC

364ms

SRV

317ms

Total

2072ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 09:01:52	753ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-01 01:49:59	482ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-30 23:15:56 shown	2072ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-27 16:24:31	552ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-29 15:48:56	9731ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-29 10:11:30	1714ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-24 17:07:49	964ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-20 03:30:01	2491ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 09:20:50	2924ms	2 NS 2 A 0 MX	🔓 Insecure