cs-nics.dk

📜 Historical scan 2026-06-17 00:43:32 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cs-nics.dk is a .dk domain served by 3 nameservers (ns1.e-studio.dk, ns2.e-studio.dk, ns3.e-studio.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.200.90.180 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by mail.cs-nics.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#

3 records 1487ms

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

🌍 A Records#

1 records 623ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.200.90.180	—	web8.e-studio.dk	AS62121	Christian Ebsen ApS	193.200.90.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 1974ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	mail.cs-nics.dk	193.200.90.180	web8.e-studio.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 2871ms

TXT Record
v=spf1 +a +mx +ip4:193.200.90.180 include:_spf.e-studio.dk ~all

✉️ SPF#

Policy	Record (cs-nics.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:193.200.90.180 include:_spf.e-studio.dk ~all

📨 DMARC#

Policy	Record (_dmarc.cs-nics.dk)
p=none (monitor only)	v=DMARC1;p=none; sp=reject; adkim=s; aspf=s

📬 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 09:39:23

www CNAME	cs-nics.dk (all on cs-nics.dk) → 193.200.90.180 (AS62121)
www vs bare domain	Same network cs-nics.dk: 193.200.90.180 (AS62121) www.cs-nics.dk: 193.200.90.180 (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: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

3317ms

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

🏷️ SOA#

1037ms

Field	Value
Serial	2026052301
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#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

1487ms

623ms

1974ms

AAAA

1940ms

TXT

2871ms

CAA

1952ms

HTTPS

1084ms

TLSA

9222ms

SOA

1037ms

MTA-STS

1486ms

DNSSEC

3317ms

SRV

0ms

Total

65535ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 09:39:23	351ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-01 02:00:29	4722ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-26 09:02:48	474ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-23 01:18:38	1152ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-06 01:13:58	561ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-27 03:45:55	500ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-24 06:21:21	741ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-25 19:22:20	705ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-22 19:01:19	1157ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 00:43:32 shown	65535ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-16 23:05:55	473ms	3 NS 1 A 1 MX	🔓 Insecure