clso.dk

📜 Historical scan 2026-06-16 21:26:17 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

clso.dk is a .dk domain served by 2 nameservers (ns1.netgiganten.dk, ns2.netgiganten.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.242.130.14 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by mx4.spamfri.dk, mx3.spamfri.dk and 2 more. 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
ns1.netgiganten.dk	—	—	—
ns2.netgiganten.dk	—	—	—

🌍 A Records#

1 records 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.242.130.14	—	web4.netgiganten.dk	AS62121	Christian Ebsen ApS	195.242.130.0/23	🇩🇰 Denmark	—

📧 MX Records#

4 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx4.spamfri.dk	193.200.91.108	mx4.spamfri.dk	AS62121 Christian Ebsen ApS
20	—	mx3.spamfri.dk	62.69.152.43 62.69.152.43	43.34-46.152.69.62.in-addr.arpa mx3.spamfri.dk	AS47527 DLX A/S AS47527 DLX A/S
30	—	mx2.spamfri.dk	193.200.91.109	mx2.spamfri.dk	AS62121 Christian Ebsen ApS
40	—	mx1.spamfri.dk	195.242.131.16	mx1.spamfri.dk	AS62121 Christian Ebsen ApS

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 175ms

TXT Record
v=spf1 +a +mx +ip4:195.242.130.14 include:_spf.netgiganten.dk ~all

✉️ SPF#

Policy	Record (clso.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:195.242.130.14 include:_spf.netgiganten.dk ~all

📨 DMARC#

Policy	Record (_dmarc.clso.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-09-30 08:08:36

www CNAME	clso.dk (all on clso.dk)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records 184ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.spamfri.dk	DANE-EE · SPKI · SHA-256	884451547A03D0AC2F628D943839BAA6…
SMTP _25._tcp.mx2.spamfri.dk	DANE-EE · SPKI · SHA-256	6598C93F79B95376BB8099E9AC862167…
SMTP _25._tcp.mx3.spamfri.dk	DANE-EE · SPKI · SHA-256	BBFB0694919290E5BC9D6E2C6F47D846…
SMTP _25._tcp.mx4.spamfri.dk	DANE-EE · SPKI · SHA-256	4EE743A99328AEF5142706CA5FD3AD61…

🔐 DNSSEC#

128ms

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

🏷️ SOA#

44ms

Field	Value
Serial	2026050404
Primary NS (MNAME)	ns1.netgiganten.dk
Responsible (RNAME)	hostmaster@mailrelay.e-studio.dk
Refresh	3600s
Retry	1200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

43ms

46ms

AAAA

45ms

TXT

175ms

CAA

50ms

HTTPS

45ms

TLSA

184ms

SOA

44ms

MTA-STS

47ms

DNSSEC

128ms

SRV

0ms

Total

811ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-05 09:55:12	833ms	2 NS 1 A 4 MX	🔓 Insecure
2026-08-28 09:26:13	915ms	2 NS 1 A 4 MX	🔓 Insecure
2026-08-27 04:00:53	1041ms	2 NS 1 A 4 MX	🔓 Insecure
2026-08-25 18:47:04	1376ms	2 NS 1 A 4 MX	🔓 Insecure
2026-07-05 18:27:58	1544ms	2 NS 1 A 4 MX	🔓 Insecure
2026-06-27 15:42:45	638ms	2 NS 1 A 4 MX	🔓 Insecure
2026-06-26 05:28:39	3634ms	2 NS 1 A 4 MX	🔓 Insecure
2026-06-16 21:26:17 shown	811ms	2 NS 1 A 4 MX	🔓 Insecure