kollegietsotofte.dk

📜 Historical scan 2026-10-01 05:14:46 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kollegietsotofte.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 26 September 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.162 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by kollegietsotofte-dk.mail.protection.outlook.com. 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 29ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.162	3600s	linux144.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	kollegietsotofte-dk.mail.protection.outlook.com	2a01:111:f403:ca04::f 2a01:111:f403:ca21::10 2a01:111:f403:ca48::a 2a01:111:f403:ca48::e 52.101.68.15 52.101.68.29 52.101.73.126 52.101.91.162	mail-db7pr03cu00507.inbound.protection.outlook.com mail-matpr05cu00100.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr03cu00206.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr04cu00302.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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 103ms

TXT Record
v=spf1 mx a:mail.ringekostskole.dk a:mail.rkrnet.dk a:webmail.rkrnet.dk ip4:87.116.35.131 ip4:185.158.61.72 include:_spf.google.com include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (kollegietsotofte.dk)
-all (hard fail)	v=spf1 mx a:mail.ringekostskole.dk a:mail.rkrnet.dk a:webmail.rkrnet.dk ip4:87.116.35.131 ip4:185.158.61.72 include:_spf.google.com include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.kollegietsotofte.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 14:49:08

www	94.231.103.162 (AS48854) (address records, no CNAME)
www vs bare domain	Same network kollegietsotofte.dk: 94.231.103.162 (AS48854) www.kollegietsotofte.dk: 94.231.103.162 (AS48854)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-kollegietsotofte-dk._domainkey.rkrnetdk.onmicrosoft.com	RSA · ~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: 6/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

115ms

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

🏷️ SOA#

25ms

Field	Value
Serial	2026093000
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-20 04:05:30

Field	Value
Registrar	Simply.com A/S
Registered	2011-09-26
Expires	2027-09-30 (341d)

🔗 Same registrant#

5 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
mfkb.dk	Simply.com A/S
ringe-kostskole.dk	Punktum dk A/S (direct)
ringebadmintonclub.dk	Simply.com A/S
ringekostskole.dk	Simply.com A/S
rkrnet.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

29ms

30ms

AAAA

37ms

TXT

103ms

CAA

40ms

HTTPS

30ms

TLSA

308ms

SOA

25ms

MTA-STS

55ms

DNSSEC

115ms

SRV

44ms

Total

935ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 14:49:08	2556ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-01 05:14:46 shown	935ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-28 10:24:06	976ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-12 18:19:23	1383ms	4 NS 1 A 1 MX	🔒 Secure
2026-07-15 20:07:59	8779ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-25 15:06:48	3691ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-23 13:34:14	1154ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 13:26:41	4186ms	4 NS 1 A 1 MX	🔒 Secure