ctsm.dk

📜 Historical scan 2026-07-01 11:34:50 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ctsm.dk is a .dk domain served by 2 nameservers (a.portsdns.se, b.portsdns.net). It was registered on 4 March 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.14.90.203 is hosted by Tele2 SWIPnet (AS1257) in Sweden. 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#

2 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
a.portsdns.se	2607:f740:e009::1 45.54.35.101	a.portsdns.se a.portsdns.se	AS63911 NetActuate, Inc AS63911 NetActuate, Inc
b.portsdns.net	2a00:11c0:3d::1 94.16.23.1	b.portsdns.net b.portsdns.net	AS42354 Anexia Cloud Solutions GmbH AS42354 Anexia Cloud Solutions GmbH

🌍 A Records#

1 records 70ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.14.90.203	3600s	redirect.portsit.se	AS1257	Tele2 SWIPnet	193.12.0.0/14	🇸🇪 Sweden	Malmö

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 262ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (ctsm.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.ctsm.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:3fb658a1@inbox.eu.redsift.cloud; ruf=mailto:3fb658a1@inbox.eu.redsift.cloud;

📬 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 2026-10-12 09:41:42

www	193.14.90.203 (AS1257) (address records, no CNAME)
www vs bare domain	Same network ctsm.dk: 193.14.90.203 (AS1257) www.ctsm.dk: 193.14.90.203 (AS1257)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

90ms

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

🏷️ SOA#

55ms

Field	Value
Serial	2025090401
Primary NS (MNAME)	a.portsdns.se
Responsible (RNAME)	registry@ports.net
Refresh	14400s
Retry	3600s
Expire	1814400s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-10 10:16:21

Field	Value
Registrar	Abion AB
Registered	2010-03-04
Expires	2027-03-31 (164d)

📋 WHOIS#

⏱️ Lookup Timing#

43ms

70ms

69ms

AAAA

58ms

TXT

262ms

CAA

53ms

HTTPS

40ms

TLSA

72ms

SOA

55ms

MTA-STS

106ms

DNSSEC

90ms

SRV

87ms

Total

642ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 14:47:07	506ms	2 NS 1 A 0 MX	🔓 Insecure
2026-09-30 07:33:39	1683ms	2 NS 1 A 0 MX	🔓 Insecure
2026-08-26 13:46:09	716ms	2 NS 1 A 0 MX	🔓 Insecure
2026-07-01 11:34:50 shown	642ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-24 19:06:40	3029ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-24 17:11:21	3354ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-16 23:11:07	2306ms	2 NS 1 A 0 MX	🔓 Insecure