t-mm.dk

📜 Historical scan 2026-06-20 05:53:57 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

t-mm.dk is a .dk domain served by 5 nameservers (ns1.contaboserver.net, ns1.dns.services, ns2.contaboserver.net and 2 more). It was registered on 4 November 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 161.97.172.4 is hosted by Contabo GmbH (AS51167) in France. Mail is handled by mail.t-mm.dk. 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#

5 records 30ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.contaboserver.net	—	—	—
ns1.dns.services	195.242.131.6 2001:67c:564:ffff::11	ns1.dns.services ns1.dns.services	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
ns2.contaboserver.net	—	—	—
ns2.dns.services	2a00:1b18:2:3:3::2 62.69.152.37	ns2.dns.services 37.34-46.152.69.62.in-addr.arpa	AS47527 DLX A/S AS47527 DLX A/S
ns3.dns.services	185.55.197.53	ns3.dns.services	AS60153 Inpadi ApS

🌍 A Records#

1 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
161.97.172.4	30s	vmi2659877.contaboserver.net	AS51167	Contabo GmbH	161.97.160.0/20	🇫🇷 France	Lauterbourg

📧 MX Records#

1 records 29ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	30s	mail.t-mm.dk	161.97.172.4	vmi2659877.contaboserver.net	AS51167 Contabo GmbH

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records 127ms

Service	Priority	Weight	Port	Target
_imap._tcp	1	0	143	mail.t-mm.dk
_imaps._tcp	1	0	993	mail.t-mm.dk

📝 TXT Records#

1 records 2279ms

TXT Record
v=spf1 a mx ip4:161.97.172.4 -all

✉️ SPF#

Policy	Record (t-mm.dk)
-all (hard fail)	v=spf1 a mx ip4:161.97.172.4 -all

📨 DMARC#

Policy	Record (_dmarc.t-mm.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100

📬 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 2026-10-07 17:57:37

www CNAME	t-mm.dk (all on t-mm.dk) → 161.97.172.4 (AS51167)
www vs bare domain	Same network t-mm.dk: 161.97.172.4 (AS51167) www.t-mm.dk: 161.97.172.4 (AS51167)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
mail	—	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: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

122ms

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

🏷️ SOA#

41ms

Field	Value
Serial	2025061710
Primary NS (MNAME)	ns1.contaboserver.net
Responsible (RNAME)	root@t-mm.dk
Refresh	7200s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	180s

📋 Registration#

WHOIS fetched 2026-10-16 08:18:36

Field	Value
Registrar	Simply.com A/S
Registered	2010-11-04
Expires	2026-11-30 (40d)

📋 WHOIS#

⏱️ Lookup Timing#

30ms

38ms

29ms

AAAA

30ms

TXT

2279ms

CAA

59ms

HTTPS

59ms

TLSA

188ms

SOA

41ms

MTA-STS

50ms

DNSSEC

122ms

SRV

127ms

Total

2736ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 17:57:37	801ms	5 NS 1 A 1 MX	🔓 Insecure
2026-09-16 10:54:52	897ms	5 NS 1 A 1 MX	🔓 Insecure
2026-07-03 03:12:09	2936ms	5 NS 1 A 1 MX	🔓 Insecure
2026-06-28 03:12:05	857ms	5 NS 1 A 1 MX	🔓 Insecure
2026-06-24 19:12:37	2408ms	5 NS 1 A 1 MX	🔓 Insecure
2026-06-22 18:12:16	952ms	5 NS 1 A 1 MX	🔓 Insecure
2026-06-20 05:53:57 shown	2736ms	5 NS 1 A 1 MX	🔓 Insecure
2026-06-20 00:02:59	3707ms	5 NS 1 A 1 MX	🔓 Insecure
2026-06-17 12:18:53	1136ms	5 NS 1 A 1 MX	🔓 Insecure