koldingrealskole.dk

Records from scan: 2026-10-01 16:09:04 · 3042ms total · last checked 2026-10-27 09:56 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

koldingrealskole.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 30 March 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.170 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by koldingrealskole-dk.mail.protection.outlook.com. 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#

4 records 343ms

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 317ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.170	600s	linux151.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 264ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	koldingrealskole-dk.mail.protection.outlook.com	2a01:111:f403:ca21::8 2a01:111:f403:ca38::8 2a01:111:f403:ca3c::6 2a01:111:f403:ca48::12 52.101.103.39 52.101.68.12 52.101.68.27 52.101.91.162	mail-matpr04cu00100.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00503.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 → 52.98.154.152
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records 404ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

4 records 529ms

TXT Record
_globalsign-domain-verification=ab3tS49C4PUFGoX1hDGP_0DlHPVuqx6yyBnp3YdXZ-
google-site-verification=7LO85wrQJz7dY60Fwy1SG1TsbeWj6eaNS7w4_C98L-A
MS=msXXXXXXXX
v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all

✉️ SPF#

Policy	Record (koldingrealskole.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all

📨 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 17:29:07

www	94.231.103.170 (AS48854) (address records, no CNAME)
www vs bare domain	Same network koldingrealskole.dk: 94.231.103.170 (AS48854) www.koldingrealskole.dk: 94.231.103.170 (AS48854)
Wildcard	Yes: any name under the zone resolves
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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

487ms

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

🏷️ SOA#

113ms

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 2026-10-24 21:20:42

Field	Value
Registrar	Simply.com A/S
Registered	2012-03-30
Expires	2029-03-31 (885d)

🔗 Same registrant#

1 domain

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
kolding-real.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

343ms

317ms

264ms

AAAA

344ms

TXT

529ms

CAA

363ms

HTTPS

307ms

TLSA

1164ms

SOA

113ms

MTA-STS

365ms

DNSSEC

487ms

SRV

404ms

Total

3042ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 16:09:04 shown	3042ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-30 15:58:48	683ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-29 21:53:58	1389ms	4 NS 1 A 1 MX	🔒 Secure
2026-07-02 11:53:08	1211ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-17 14:42:59	1381ms	4 NS 1 A 1 MX	🔒 Secure