carus.dk

📜 Historical scan 2026-06-16 19:31:03 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

carus.dk is a .dk domain served by 3 nameservers (ns1.e-studio.dk, ns2.e-studio.dk, ns3.e-studio.dk). It was registered on 5 May 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.242.130.94 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by mx4.spamfri.dk, mx2.spamfri.dk and 2 more. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 53ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.e-studio.dk	—	—	—
ns2.e-studio.dk	—	—	—
ns3.e-studio.dk	—	—	—

🌍 A Records#

1 records 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.242.130.94	—	web3.e-studio.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	—	mx2.spamfri.dk	193.200.91.109	mx2.spamfri.dk	AS62121 Christian Ebsen ApS
30	—	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
40	—	mx1.spamfri.dk	195.242.131.16	mx1.spamfri.dk	AS62121 Christian Ebsen ApS

🔷 AAAA Records (IPv6)#

1 records 54ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2001:67c:564:fffc::3001	—	—	AS62121	Christian Ebsen ApS	2001:67c:564:0:0:0:0:0/48	🇩🇰 Denmark	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 228ms

TXT Record
v=spf1 ip4:195.242.130.94 include:_spf.e-studio.dk -all

✉️ SPF#

Policy	Record (carus.dk)
-all (hard fail)	v=spf1 ip4:195.242.130.94 include:_spf.e-studio.dk -all

📨 DMARC#

Policy	Record (_dmarc.carus.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 2026-10-10 12:39:16

www CNAME	carus.dk (all on carus.dk) → 195.242.130.94 2001:67c:564:fffc::3001 (AS62121)
www vs bare domain	Same network carus.dk: 195.242.130.94 2001:67c:564:fffc::3001 (AS62121) www.carus.dk: 195.242.130.94 2001:67c:564:fffc::3001 (AS62121)
Wildcard	No
Denial of existence	NSEC3 · 7 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ 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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

4 records 91ms

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#

149ms

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

🏷️ SOA#

50ms

Field	Value
Serial	2026061001
Primary NS (MNAME)	ns1.e-studio.dk
Responsible (RNAME)	hostmaster@mailrelay.e-studio.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-10 13:04:08

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-05-05
Expires	2027-06-30 (256d)

📋 WHOIS#

⏱️ Lookup Timing#

53ms

46ms

AAAA

54ms

TXT

228ms

CAA

64ms

HTTPS

54ms

TLSA

91ms

SOA

50ms

MTA-STS

153ms

DNSSEC

149ms

SRV

0ms

Total

940ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 12:39:16	1166ms	3 NS 1 A 4 MX	🔓 Insecure
2026-10-01 06:01:52	719ms	3 NS 1 A 4 MX	🔓 Insecure
2026-09-27 08:15:43	765ms	3 NS 1 A 4 MX	🔓 Insecure
2026-09-08 07:22:02	818ms	3 NS 1 A 4 MX	🔓 Insecure
2026-08-26 01:44:46	672ms	3 NS 1 A 4 MX	🔓 Insecure
2026-08-10 13:06:16	5645ms	3 NS 1 A 4 MX	🔓 Insecure
2026-06-27 09:39:24	863ms	3 NS 1 A 4 MX	🔓 Insecure
2026-06-26 08:16:16	1242ms	3 NS 1 A 4 MX	🔓 Insecure
2026-06-16 20:22:20	15330ms	3 NS 1 A 4 MX	🔓 Insecure
2026-06-16 19:51:13	2271ms	3 NS 1 A 4 MX	🔓 Insecure
2026-06-16 19:31:03 shown	940ms	3 NS 1 A 4 MX	🔓 Insecure