tacdane.dk

📜 Historical scan 2026-08-27 21:56:03  ·  ← 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   57ms
NameserverIP addressesPTRASN / 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   76ms
IPTTLPTRASNISP / OrgCIDRCountryCity
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   45ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s tacdane-dk.mail.protection.outlook.com 2a01:111:f403:ca04::d
2a01:111:f403:ca09::26
2a01:111:f403:ca09::28
2a01:111:f403:ca09::f
52.101.103.140
52.101.68.0
52.101.68.12
52.101.73.145		 mail-db6pr03cu00105.inbound.protection.outlook.com
mail-am8pr83cu00106.inbound.protection.outlook.com
mail-am6pr02cu00300.inbound.protection.outlook.com
mail-am7pr05cu00307.inbound.protection.outlook.com
mail-miypr02cu00204.inbound.protection.outlook.com
mail-db3pr0202cu00100.inbound.protection.outlook.com
mail-db9pr02cu00204.inbound.protection.outlook.com
mail-am6pr02cu00301.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#

ServiceCNAME / IP
🔷 Autodiscover104.21.55.25

🔷 AAAA Records (IPv6)#

2 records   49ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
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   33ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.55.25,172.67.144.35 ech=AEX+DQBB/AAgACBaY3xXTjHGn020myaHmA0UDNM1FWVR3m9nS/VJiWGkRwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:9023,2606:4700:3036::6815:3719

📝 TXT Records#

5 records   197ms
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 -all
v=spf1 include:mailgun.org ~all

✉️ SPF#

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)
PolicyRecord (tacdane.dk)
-all (hard fail) v=spf1 +a +mx +ip4:78.47.171.125 +include:spf.protection.outlook.com -all
~all (soft fail) v=spf1 include:mailgun.org ~all

📨 DMARC#

PolicyRecord (_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
www104.21.55.25 172.67.144.35 2606:4700:3033::ac43:9023 2606:4700:3036::6815:3719 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

  • error 2 SPF records: receivers must treat that as a permanent error (RFC 7208 §4.5)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

107ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2411844616
Primary NS (MNAME)kianchau.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-09 02:18:50
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2019-11-06
Expires2026-11-30 (43d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
57ms
A
76ms
MX
45ms
AAAA
49ms
TXT
197ms
CAA
52ms
HTTPS
33ms
TLSA
453ms
SOA
0ms
MTA-STS
66ms
DNSSEC
107ms
SRV
82ms
Total
1599ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-09 02:03:17 1992ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-08 02:02:22 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 shown 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
dhd.dk [/] search Domains, Hosts & DNS — .dk zone