cs2nu.dk

📜 Historical scan 2026-10-06 11:56:58 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cs2nu.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 3 September 2026 (WHOIS) and first appeared in the .dk zone on 4 September 2026. Its website address 188.179.43.45 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by .. The zone is DNSSEC-signed and validates, has no 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 76ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 93ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
188.179.43.45	600s	188-179-43-45-cable.dk.customer.tdc.net	AS3292	TDC Holding A/S	188.176.0.0/13	🇩🇰 Denmark	Næstved

📧 MX Records#

1 records 212ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-16 00:53:52

www	80.209.71.202 (AS44869) (address records, no CNAME)
www vs bare domain	Same network cs2nu.dk: 80.209.71.202 (AS44869) www.cs2nu.dk: 80.209.71.202 (AS44869)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

534ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

130ms

Field	Value
Serial	2026100508
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-16 01:07:52

Field	Value
Registrar	ONE.COM A/S
Registered	2026-09-03
Expires	2027-09-02 (317d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
gamer-hytten.dk	ONE.COM A/S
gamerhytten.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

76ms

93ms

212ms

AAAA

82ms

TXT

588ms

CAA

194ms

HTTPS

82ms

TLSA

375ms

SOA

130ms

MTA-STS

215ms

DNSSEC

534ms

SRV

209ms

Total

1880ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 00:53:52	364ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-11 20:08:52	1925ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-06 11:56:58 shown	1880ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-17 17:59:38	1006ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-09 23:30:01	1092ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-04 08:55:06	596ms	2 NS 1 A 1 MX	🔓 Insecure