tacdane.dk

📜 Historical scan 2026-10-08 02:02:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tacdane.dk is a .dk domain served by 2 nameservers (kianchau.ns.cloudflare.com, pola.ns.cloudflare.com). It was registered on 6 November 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.55.25 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by tacdane-dk.mail.protection.outlook.com. 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 106ms

Nameserver	IP addresses	PTR	ASN / ISP
kianchau.ns.cloudflare.com	108.162.195.179 162.159.44.179 172.64.35.179 2606:4700:58::a29f:2cb3 2803:f800:50::6ca2:c3b3 2a06:98c1:50::ac40:23b3	kianchau.ns.cloudflare.com kianchau.ns.cloudflare.com kianchau.ns.cloudflare.com kianchau.ns.cloudflare.com kianchau.ns.cloudflare.com kianchau.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
pola.ns.cloudflare.com	108.162.192.214 172.64.32.214 173.245.58.214 2606:4700:50::adf5:3ad6 2803:f800:50::6ca2:c0d6 2a06:98c1:50::ac40:20d6	pola.ns.cloudflare.com pola.ns.cloudflare.com pola.ns.cloudflare.com pola.ns.cloudflare.com pola.ns.cloudflare.com pola.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 115ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.55.25	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.144.35	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 93ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	tacdane-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::b 2a01:111:f403:ca09::20 2a01:111:f403:ca21::a 52.101.185.21 52.101.68.12 52.101.91.156 52.101.91.21	mail-dbapr03cu00100.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-zrxpr05cu00105.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-maspr04cu00104.inbound.protection.outlook.com mail-matpr05cu00105.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.55.25

🔷 AAAA Records (IPv6)#

2 records 116ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:9023	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:3719	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 116ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.55.25,172.67.144.35 ech=AEX+DQBBrwAgACA/0UDqrNJK4rs+DYl4HRFRnCdJb6gUCBgiI2GOG49AAQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:9023,2606:4700:3036::6815:3719

📝 TXT Records#

4 records 706ms

TXT Record
google-site-verification=WttqrGvq_TG6MgVttPgPSM_eV9uqQ8oP1piSTgtmLMU
klaviyo-site-verification=R5uZGY
MS=ms26751444
v=spf1 a mx ip4:78.47.171.125 include:spf.protection.outlook.com include:mailgun.org -all

✉️ SPF#

Policy	Record (tacdane.dk)
-all (hard fail)	v=spf1 a mx ip4:78.47.171.125 include:spf.protection.outlook.com include:mailgun.org -all

📨 DMARC#

Policy	Record (_dmarc.tacdane.dk)
p=quarantine	v=DMARC1;p=quarantine;sp=quarantine;adkim=s;aspf=s;pct=100;fo=0;rf=afrf;ri=86400

📬 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 02:03:17

www	104.21.55.25 172.67.144.35 2606:4700:3033::ac43:9023 2606:4700:3036::6815:3719 (AS13335) (address records, no CNAME)
www vs bare domain	Same network tacdane.dk: 104.21.55.25 172.67.144.35 2606:4700:3033::ac43:9023 2606:4700:3036::6815:3719 (AS13335) www.tacdane.dk: 104.21.55.25 172.67.144.35 2606:4700:3033::ac43:9023 2606:4700:3036::6815:3719 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 8/10 · policy: -all

warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

315ms

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

🏷️ SOA#

153ms

Field	Value
Serial	2416895231
Primary NS (MNAME)	kianchau.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-09 02:18:50

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-11-06
Expires	2026-11-30 (43d)

📋 WHOIS#

⏱️ Lookup Timing#

106ms

115ms

93ms

AAAA

116ms

TXT

706ms

CAA

165ms

HTTPS

116ms

TLSA

1585ms

SOA

153ms

MTA-STS

161ms

DNSSEC

315ms

SRV

234ms

Total

4682ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 02:03:17	1992ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-08 02:02:22 shown	4682ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-01 23:07:25	1238ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-29 22:42:33	928ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-19 20:47:22	1834ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-10 00:07:18	982ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-06 19:45:11	2168ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 21:56:03	1599ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-10 17:51:04	5653ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-08 12:42:06	10940ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 21:09:51	1900ms	2 NS 2 A 1 MX	🔓 Insecure