dtdmail.dk

📜 Historical scan 2026-06-17 04:50:19 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dtdmail.dk is a .dk domain served by 2 nameservers (ingrid.ns.cloudflare.com, rodney.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.81.16 is hosted by Cloudflare, Inc. (AS13335). 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 27ms

Nameserver	IP addresses	PTR	ASN / ISP
ingrid.ns.cloudflare.com	—	—	—
rodney.ns.cloudflare.com	—	—	—

🌍 A Records#

2 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.81.16	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.137.124	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 31ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:5110	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:897c	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 28ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.81.16,172.67.137.124 ech=AEX+DQBBTgAgACBkv//ZxP4Vaum9fERkUVoG+f/WeY8RgzuorCx9S5g9PgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:5110,2606:4700:3036::ac43:897c

📝 TXT Records#

1 records 184ms

TXT Record
v=spf1 mx include:spf.protection.outlook.com include:servers.mcsv.net include:spf.mandrillapp.com -all

✉️ SPF#

Policy	Record (dtdmail.dk)
-all (hard fail)	v=spf1 mx include:spf.protection.outlook.com include:servers.mcsv.net include:spf.mandrillapp.com -all

📨 DMARC#

Policy	Record (_dmarc.dtdmail.dk)
p=quarantine	v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:df8e5f6289f844d5a87e07a1c4427699@dmarc-reports.cloudflare.net

📬 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 04:10:32

www	Exists, no address
www vs bare domain	www does not resolve dtdmail.dk: 212.237.249.17 (AS48854) www.dtdmail.dk: no address (all like this)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

107ms

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	2405408971
Primary NS (MNAME)	ingrid.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#

27ms

31ms

27ms

AAAA

31ms

TXT

184ms

CAA

28ms

HTTPS

28ms

TLSA

49ms

SOA

28ms

MTA-STS

82ms

DNSSEC

107ms

SRV

0ms

Total

447ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 12:56:13	570ms	4 NS 1 A 0 MX	🔓 Insecure
2026-09-28 00:46:41	3000ms	4 NS 1 A 0 MX	🔓 Insecure
2026-08-22 04:52:19	3911ms	4 NS 1 A 0 MX	🔓 Insecure
2026-07-30 11:03:14	1504ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-21 15:24:12	817ms	2 NS 2 A 0 MX	❓ Unknown
2026-06-25 09:14:18	852ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 04:50:19 shown	447ms	2 NS 2 A 0 MX	🔓 Insecure