sigurdsurdej.dk

📜 Historical scan 2026-08-25 14:20:27  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sigurdsurdej.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 16 January 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.221.196.240 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by sigurdsurdej.dk. The zone is DNSSEC-signed and validates, has no 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#

2 records   45ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S

🌍 A Records#

1 records   49ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.221.196.240 600s — AS51468 One.com A/S 91.221.196.0/23 🇩🇰 Denmark Copenhagen

📧 MX Records#

1 records   45ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s sigurdsurdej.dk 91.221.196.240 — AS51468 One.com A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoversigurdsurdej.dk → 91.221.196.240
🔶 Autoconfigsigurdsurdej.dk → 91.221.196.240

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-19 05:02:09
www CNAMEsigurdsurdej.dk (all on sigurdsurdej.dk)
www vs bare domainSame network
sigurdsurdej.dk: 91.221.196.240 (AS51468)
www.sigurdsurdej.dk: 91.221.196.240 (AS51468)
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.sigurdsurdej.dk sigurdsurdej.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

78ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026032901
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-19 05:42:04
FieldValue
RegistrarONE.COM A/S
Registered2015-01-16
Expires2027-01-31 (100d)

🔗 Same registrant#

6 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
deathwing.dkONE.COM A/S
knitwork.dknordicway ApS
kokkenogtossen.dknordicway ApS
stueplanten.dkONE.COM A/S
vielskerbanko.dkNetsite A/S
vildvidenskab.dknordicway ApS
📋 WHOIS#

⏱️ Lookup Timing#

NS
45ms
A
49ms
MX
45ms
AAAA
43ms
TXT
165ms
CAA
62ms
HTTPS
41ms
TLSA
51ms
SOA
0ms
MTA-STS
59ms
DNSSEC
78ms
SRV
85ms
Total
591ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-19 05:02:09 1176ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-26 12:40:03 2365ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-25 14:16:07 715ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-25 14:20:27 shown 591ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-24 11:50:00 32582ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-26 19:18:45 634ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-23 16:57:19 4091ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-21 16:45:25 1158ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 14:29:41 2213ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-17 23:41:49 1102ms 2 NS 1 A 1 MX 🔒 Secure
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