ntc24.dk

📜 Historical scan 2026-06-19 11:21:41 · ← Latest scan

ntc24.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). Its website address 93.191.153.121 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by ntc24-com.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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers

2 records 116ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records

1 records 126ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.153.121	600s	fagblad02.hosttech.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records

1 records 61ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	ntc24-com.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca09::2 2a01:111:f403:ca09::c 2a01:111:f403:ca09::e 52.101.68.12 52.101.68.36 52.101.73.15 52.101.73.4	mail-db7pr03cu00401.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am9pr04cu00107.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 → 40.104.116.40
🔶 Autoconfig	ntc24.dk → 93.191.153.121

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records

2 records 295ms

TXT Record
MS=ms11155825
v=spf1 ip4:93.191.153.100/31 ip4:93.191.153.121/30 ip4:93.191.153.125/32 ip4:89.249.14.75/32 ip4:217.198.216.182/32 ip4:217.198.220.96/27 include:spf.comendosystems.com include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (ntc24.dk)
-all (hard fail)	v=spf1 ip4:93.191.153.100/31 ip4:93.191.153.121/30 ip4:93.191.153.125/32 ip4:89.249.14.75/32 ip4:217.198.216.182/32 ip4:217.198.220.96/27 include:spf.comendosystems.com include:spf.protection.outlook.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

latest probe, not this scan · checked 2026-09-29 21:21:07

www CNAME	ntc24.dk (all on ntc24.dk)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check

zone-wide SPF report

DNS lookups: 4/10 · policy: -all

No problems found

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.ntc24.dk	ntc24.dk

🔗 TLSA / DANE

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

🔐 DNSSEC

112ms

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

🏷️ SOA

40ms

Field	Value
Serial	2023061501
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

116ms

126ms

61ms

AAAA

42ms

TXT

295ms

CAA

63ms

HTTPS

98ms

TLSA

779ms

SOA

40ms

MTA-STS

87ms

DNSSEC

112ms

SRV

221ms

Total

1562ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-24 19:59:37	939ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-19 10:55:10	1083ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-12 00:10:23	996ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-31 23:02:49	886ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-07 04:33:01	25734ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 12:14:31	2956ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 15:36:19	1198ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 23:17:03	4312ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 11:21:41 shown	1562ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 05:56:29	1539ms	2 NS 1 A 1 MX	🔒 Secure