siigdetnu.dk

📜 Historical scan 2026-09-26 14:46:42  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

siigdetnu.dk is a .dk domain served by 2 nameservers (cora.ns.cloudflare.com, peyton.ns.cloudflare.com). It was registered on 1 March 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.33.174 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed and validates, 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   42ms
NameserverIP addressesPTRASN / ISP
cora.ns.cloudflare.com 108.162.194.195
162.159.38.195
172.64.34.195
2606:4700:50::a29f:26c3
2803:f800:50::6ca2:c2c3
2a06:98c1:50::ac40:22c3		 cora.ns.cloudflare.com
cora.ns.cloudflare.com
cora.ns.cloudflare.com
cora.ns.cloudflare.com
cora.ns.cloudflare.com
cora.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
peyton.ns.cloudflare.com 108.162.193.221
172.64.33.221
173.245.59.221
2606:4700:58::adf5:3bdd
2803:f800:50::6ca2:c1dd
2a06:98c1:50::ac40:21dd		 peyton.ns.cloudflare.com
peyton.ns.cloudflare.com
peyton.ns.cloudflare.com
peyton.ns.cloudflare.com
peyton.ns.cloudflare.com
peyton.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   40ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.33.174 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.147.169 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover104.21.33.174
🔶 Autoconfig104.21.33.174

🔷 AAAA Records (IPv6)#

2 records   40ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3031::6815:21ae 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3031::ac43:93a9 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   36ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.33.174,172.67.147.169 ech=AEX+DQBByAAgACBOz//hvmpO/WnTv2oh9ouA6AXH3BuPjrTmLwFKWaJ6SQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:21ae,2606:4700:3031::ac43:93a9

📝 TXT Records#

1 records   171ms
TXT Record
v=spf1 -all

✉️ SPF#

PolicyRecord (siigdetnu.dk)
-all (hard fail) v=spf1 -all

📨 DMARC#

PolicyRecord (_dmarc.siigdetnu.dk)
p=reject v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s;

📬 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 2026-10-12 20:55:52
www104.21.33.174 172.67.147.169 2606:4700:3031::6815:21ae 2606:4700:3031::ac43:93a9 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.siigdetnu.dk q4KmbnRS-mVRzus2lnqjWi05UQrYZ_N1HeKepuZGFrM
TXT _acme-challenge.siigdetnu.dk rjsJlOKRcq8Dc0iiFpFCNz1RTRCpj6Ogtqd38jZXC6Q

🔗 TLSA / DANE#

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

🔐 DNSSEC#

108ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2415836731
Primary NS (MNAME)cora.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-12 21:12:39
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2023-03-01
Expires2027-02-28 (131d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
crafters.dkPunktum dk A/S (direct)
siidea.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
42ms
A
40ms
MX
39ms
AAAA
40ms
TXT
171ms
CAA
30ms
HTTPS
36ms
TLSA
53ms
SOA
0ms
MTA-STS
50ms
DNSSEC
108ms
SRV
65ms
Total
588ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-12 20:55:52 2333ms 2 NS 2 A 0 MX 🔒 Secure
2026-10-01 01:26:27 678ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-27 15:02:12 705ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-26 14:46:42 shown 588ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-24 14:25:01 586ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-23 14:02:24 675ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-18 14:01:01 627ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-25 00:04:06 16662ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-03 08:18:09 914ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-27 02:53:40 957ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-21 22:25:23 1320ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-09 02:42:34 1452ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-26 14:43:51 734ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-23 17:34:21 1010ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-22 02:50:38 539ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-18 03:29:18 2677ms 2 NS 2 A 0 MX 🔒 Secure
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