strategisk-skole.dk

Records from scan: 2026-10-01 00:12:33  ·  685ms total  ·  last checked 2026-10-24 00:54 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

strategisk-skole.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 21 January 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.199.108.153 is hosted by Fastly, Inc. (AS54113) in United States. Mail is handled by .. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   38ms
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#

4 records   30ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.199.108.153 3600s cdn-185-199-108-153.github.com AS54113 Fastly, Inc. 185.199.108.0/22 🇺🇸 United States —
185.199.109.153 3600s cdn-185-199-109-153.github.com AS54113 Fastly, Inc. 185.199.108.0/22 🇺🇸 United States —
185.199.110.153 3600s cdn-185-199-110-153.github.com AS54113 Fastly, Inc. 185.199.108.0/22 🇺🇸 United States —
185.199.111.153 3600s cdn-185-199-111-153.github.com AS54113 Fastly, Inc. 185.199.108.0/22 🇺🇸 United States —

📧 MX Records#

1 records   39ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)

🔷 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#

checked 2026-10-08 02:10:51
www CNAMEttkjersteins-hub.github.io (all on github.io)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

107ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

44ms
FieldValue
Serial2026093001
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-22 03:08:38
FieldValue
RegistrarONE.COM A/S
Registered2026-01-21
Expires2027-01-20 (87d)

🔗 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
outdoor-akademiet.dkPunktum dk A/S (direct)
strategiskskole.dkONE.COM A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
38ms
A
30ms
MX
39ms
AAAA
26ms
TXT
164ms
CAA
35ms
HTTPS
37ms
TLSA
65ms
SOA
44ms
MTA-STS
44ms
DNSSEC
107ms
SRV
45ms
Total
685ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-01 00:12:33 shown 685ms 2 NS 4 A 1 MX 🔒 Secure
2026-09-26 23:19:46 9380ms 2 NS 4 A 1 MX 🔒 Secure
2026-09-03 09:39:15 578ms 2 NS 4 A 1 MX 🔒 Secure
2026-08-27 23:58:51 576ms 2 NS 4 A 1 MX 🔒 Secure
2026-08-22 16:22:12 6598ms 2 NS 4 A 1 MX 🔒 Secure
2026-08-02 15:42:18 1119ms 2 NS 4 A 1 MX 🔒 Secure
2026-07-01 04:00:49 664ms 2 NS 4 A 1 MX 🔒 Secure
2026-06-28 07:59:35 471ms 2 NS 4 A 1 MX 🔒 Secure
2026-06-23 03:51:33 1147ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-18 03:52:59 2539ms 2 NS 4 A 0 MX 🔒 Secure
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