corecare-education.dk

📜 Historical scan 2026-07-02 00:44:10 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

corecare-education.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 11 August 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.182 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by corecareeducation-dk02b.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#

3 records 39ms

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

🌍 A Records#

1 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.182	3600s	linux161.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	corecareeducation-dk02b.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca09::1 2a01:111:f403:ca09::20 2a01:111:f403:ca09::9 52.101.68.15 52.101.68.29 52.101.68.3 52.101.73.16	mail-du0pr03cu00102.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-as2pr05cu00100.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 → 40.104.116.8
🔶 Autoconfig	94.231.103.182

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 153ms

TXT Record
mailerlite-domain-verification=340502adbc139e23b246ef16446958423dc86295
MS=ms78114031
v=spf1 include:sendgrid.net include:_spf.mlsend.com include:spf.protection.outlook.com ip4:94.231.103.45 include:_spf.simplero.com ~all

✉️ SPF#

Policy	Record (corecare-education.dk)
~all (soft fail)	v=spf1 include:sendgrid.net include:_spf.mlsend.com include:spf.protection.outlook.com ip4:94.231.103.45 include:_spf.simplero.com ~all

📨 DMARC#

Policy	Record (_dmarc.corecare-education.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:re+eqjup9lmkjv@dmarc.postmarkapp.com; sp=none; aspf=r;

📬 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 2026-10-21 09:26:22

www	94.231.103.182 (AS48854) (address records, no CNAME)
www vs bare domain	Same network corecare-education.dk: 94.231.103.182 (AS48854) www.corecare-education.dk: 94.231.103.182 (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: 8/10 · policy: ~all

warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

55ms

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

🏷️ SOA#

30ms

Field	Value
Serial	2025072802
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 2026-10-03 07:32:40

Field	Value
Registrar	Simply.com A/S
Registered	2024-08-11
Expires	2027-08-10 (288d)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

31ms

AAAA

29ms

TXT

153ms

CAA

38ms

HTTPS

29ms

TLSA

488ms

SOA

30ms

MTA-STS

39ms

DNSSEC

55ms

SRV

66ms

Total

1129ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 09:26:22	982ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-03 23:23:14	710ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-03 07:07:35	1179ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-02 00:44:10 shown	1129ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-16 22:25:05	803ms	3 NS 1 A 1 MX	🔒 Secure