underskrift.dk

📜 Historical scan 2026-08-27 20:26:07  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

underskrift.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 27 May 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 159.69.104.152 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by dedivirt1361.your-server.de. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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#

4 records   50ms

🌍 A Records#

1 records   39ms

📧 MX Records#

1 records   43ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverunderskrift.dk → 159.69.104.152
🔶 Autoconfigunderskrift.dk → 159.69.104.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   182ms
TXT Record
google-site-verification=hVEesVrKTP97MnvlrW3jpk3VXmMez8DPoZU9xhZhZV8
v=spf1 include:mailgun.org ~all

✉️ SPF#

PolicyRecord (underskrift.dk)
~all (soft fail) v=spf1 include:mailgun.org ~all

📨 DMARC#

PolicyRecord (_dmarc.underskrift.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:admin@underskrift.dk

📬 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 16:14:31
www CNAMEunderskrift.dk (all on underskrift.dk)
www vs bare domainSame network
underskrift.dk: 159.69.104.152 (AS24940)
www.underskrift.dk: 159.69.104.152 (AS24940)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC zone can be walked (all names enumerable)
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: 5/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.underskrift.dk 4UVk8EZiRqp_9Lb4UExCArj4MlQQSiYurHytLQEFxLE
TXT _acme-challenge.underskrift.dk aY6KPRdt0ptfqyezv2ubcJeZeows4XX4o2OV1xXlNfw

🔗 TLSA / DANE#

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

🔐 DNSSEC#

115ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026082201
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-03 02:57:47
FieldValue
RegistrarSimply.com A/S
Registered2019-05-27
Expires2027-05-31 (225d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
50ms
A
39ms
MX
43ms
AAAA
34ms
TXT
182ms
CAA
53ms
HTTPS
39ms
TLSA
136ms
SOA
0ms
MTA-STS
98ms
DNSSEC
115ms
SRV
67ms
Total
978ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-13 16:14:31 645ms 4 NS 1 A 1 MX 🔒 Secure
2026-10-03 02:29:11 3283ms 4 NS 1 A 1 MX 🔒 Secure
2026-10-02 02:24:24 1065ms 4 NS 1 A 1 MX 🔒 Secure
2026-09-30 01:56:42 774ms 4 NS 1 A 1 MX 🔒 Secure
2026-09-23 23:44:32 882ms 4 NS 1 A 1 MX 🔒 Secure
2026-09-14 16:20:30 1775ms 4 NS 1 A 1 MX 🔒 Secure
2026-09-07 13:36:45 1189ms 4 NS 1 A 1 MX 🔒 Secure
2026-08-27 20:26:07 shown 978ms 4 NS 1 A 1 MX 🔒 Secure
2026-08-22 13:06:45 1484ms 4 NS 1 A 1 MX 🔒 Secure
2026-08-02 08:15:47 2994ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-24 20:58:53 969ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-23 21:00:53 1172ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-21 21:32:17 2468ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-21 14:37:05 1185ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-17 14:07:12 1991ms 4 NS 1 A 1 MX 🔒 Secure
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