ntmail.dk

📜 Historical scan 2026-10-01 02:13:08 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ntmail.dk is a .dk domain served by 3 nameservers (a.ns.netic.dk, b.ns.netic.dk, c.ns.netic.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.20.242.12 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by ntmail-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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 54ms

Nameserver	IP addresses	PTR	ASN / ISP
a.ns.netic.dk	2a03:dc80:0:f136::203 77.243.50.203	a.ns.netic.dk a.ns.netic.dk	AS42697 Netic A/S AS42697 Netic A/S
b.ns.netic.dk	2a03:dc80:0:f136::205 77.243.50.205	dns02.netic.dk b.ns.netic.dk	AS42697 Netic A/S AS42697 Netic A/S
c.ns.netic.dk	188.245.159.108 2a01:4f8:c0c:72fd::1	static.108.159.245.188.clients.your-server.de —	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.20.242.12	3600s	—	AS31027	GlobalConnect A/S	185.20.240.0/22	🇩🇰 Denmark	Hjallerup

📧 MX Records#

1 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ntmail-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca21::8 2a01:111:f403:ca38::a 2a01:111:f403:ca48::12 52.101.103.143 52.101.103.36 52.101.209.28 52.101.73.153	mail-db4pr02cu00204.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-as8pr05cu00401.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	mail.ntmail.dk → 185.20.242.15

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 634ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	mail.ntmail.dk

📝 TXT Records#

2 records 287ms

TXT Record
qg8fcxmh0t5cpmyxwrxm6l9qqr9jbbwh
v=spf1 include:spf.protection.outlook.com include:_spf2900.spfprotect.com ip4:20.16.131.113 ip4:13.95.205.62 ip4:185.20.242.4 ip4:185.20.242.9 -all

✉️ SPF#

Policy	Record (ntmail.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_spf2900.spfprotect.com ip4:20.16.131.113 ip4:13.95.205.62 ip4:185.20.242.4 ip4:185.20.242.9 -all

📨 DMARC#

Policy	Record (_dmarc.ntmail.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:603f4a83bf3a3@dmarc.centerasecurity.com; ruf=mailto:jfd@ntmail.dk; fo=1

📬 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 2026-10-09 11:23:53

www	185.20.242.12 (AS31027) (address records, no CNAME)
www vs bare domain	Same network ntmail.dk: 185.20.242.12 (AS31027) www.ntmail.dk: 185.20.242.12 (AS31027)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-ntmail-dk._domainkey.nttenant.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-ntmail-dk._domainkey.nttenant.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: 4/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.ntmail.dk	DQewKabKx9456yylk82mqqj3zFVr-sgD-mEAG5LmMlU

🔗 TLSA / DANE#

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

🔐 DNSSEC#

95ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

58ms

Field	Value
Serial	2531
Primary NS (MNAME)	a.ns.netic.dk
Responsible (RNAME)	hostmaster@netic.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	60s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

54ms

39ms

50ms

AAAA

59ms

TXT

287ms

CAA

40ms

HTTPS

44ms

TLSA

363ms

SOA

58ms

MTA-STS

516ms

DNSSEC

95ms

SRV

634ms

Total

1474ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 11:23:53	2399ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-01 02:13:08 shown	1474ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-30 16:07:16	4235ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-24 15:04:41	9772ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-20 07:23:29	1808ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-06 11:03:23	2406ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-27 05:10:28	2350ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-01 22:11:39	1409ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-28 19:43:28	2741ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-24 04:49:12	1173ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 21:44:14	1057ms	3 NS 1 A 1 MX	🔓 Insecure