skoleindkob.dk

📜 Historical scan 2026-06-18 06:18:47 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

skoleindkob.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 3 March 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 23.88.5.125 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by skoleindkob-dk.mail.protection.outlook.com. 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 118ms

Nameserver	IP addresses	PTR	ASN / 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 104ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
23.88.5.125	—	static.125.5.88.23.clients.your-server.de	AS24940	Hetzner Online GmbH	23.88.0.0/17	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 120ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	skoleindkob-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::6 2a01:111:f403:ca04::c 2a01:111:f403:ca09::20 52.101.68.29 52.101.73.1 52.101.73.22 52.101.73.4	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am0pr83cu00404.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#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.149.152

🔷 AAAA Records (IPv6)#

1 records 103ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:272:3c81::2	—	—	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Falkenstein

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 263ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 211ms

TXT Record
MS=ms43609316
v=spf1 include:spf.protection.outlook.com include:spf.mailanyone.net include:servers.mcsv.net -all

✉️ SPF#

Policy	Record (skoleindkob.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.mailanyone.net include:servers.mcsv.net -all

📨 DMARC#

Policy	Record (_dmarc.skoleindkob.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 21:11:50

www	23.88.5.125 (AS24940) (address records, no CNAME)
www vs bare domain	Same network skoleindkob.dk: 23.88.5.125 2a01:4f8:272:3c81::2 (AS24940) www.skoleindkob.dk: 23.88.5.125 (AS24940)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
k1	dkim.mcsv.net	RSA · ~1024 bit below 2048 bit
selector1	selector1-skoleindkob-dk._domainkey.hojskolerne.onmicrosoft.com	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

241ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

115ms

Field	Value
Serial	2026032501
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-11 18:29:47

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-03-03
Expires	2028-03-31 (527d)

🔗 Same registrant#

21 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).

Domain	Registrar
debatpilot.dk	Punktum dk A/S (direct)
emph.dk	Punktum dk A/S (direct)
folkehojskoler.dk	Punktum dk A/S (direct)
folkehojskolerne.dk	Punktum dk A/S (direct)
globalstory.dk	Punktum dk A/S (direct)
hoejskolerne.dk	Punktum dk A/S (direct)
hojskolebladet.dk	Punktum dk A/S (direct)
hojskolesangbogen.dk	Punktum dk A/S (direct)
hojskoletest.dk	Punktum dk A/S (direct)
højskolernedk.dk	Punktum dk A/S (direct)
højskolernesforlag.dk	Punktum dk A/S (direct)
højskolesangbogen.dk	Punktum dk A/S (direct)
højskolesangbogenforbørn.dk	Punktum dk A/S (direct)
højskolesangeforbørn.dk	Punktum dk A/S (direct)
klimahojskolen.dk	Punktum dk A/S (direct)
peoplescolleges.dk	Punktum dk A/S (direct)
sanghaandbogen.dk	Punktum dk A/S (direct)
sofantastic.dk	Punktum dk A/S (direct)
syng-spis-og-snak.dk	Punktum dk A/S (direct)
syngspisogsnak.dk	Punktum dk A/S (direct)
ungdomshojen.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

118ms

104ms

120ms

AAAA

103ms

TXT

211ms

CAA

102ms

HTTPS

116ms

TLSA

459ms

SOA

115ms

MTA-STS

109ms

DNSSEC

241ms

SRV

263ms

Total

1264ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-27 05:19:01	835ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 12:07:00	1263ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-17 22:19:28	2762ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-09 08:13:25	5930ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 06:18:47 shown	1264ms	2 NS 1 A 1 MX	🔒 Secure