csiscert.dk

📜 Historical scan 2026-06-16 23:06:10 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

csiscert.dk is a .dk domain served by 4 nameservers (ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and 1 more). It was registered on 8 March 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 116.203.43.243 is hosted by Hetzner Online GmbH (AS24940) in Germany. The zone is DNSSEC-signed and validates, 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#

4 records 198ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-cloud-b1.googledomains.com	—	—	—
ns-cloud-b2.googledomains.com	—	—	—
ns-cloud-b3.googledomains.com	—	—	—
ns-cloud-b4.googledomains.com	—	—	—

🌍 A Records#

1 records 177ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
116.203.43.243	—	static.243.43.203.116.clients.your-server.de	AS24940	Hetzner Online GmbH	116.202.0.0/15	🇩🇪 Germany	Nuremberg

📧 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 346ms

TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.csiscert.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:btpv5zey@ag.dmarcian.com; ruf=mailto:btpv5zey@fr.dmarcian.com;

📬 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 04:39:34

www	NXDOMAIN
www vs bare domain	www does not resolve csiscert.dk: 116.203.43.243 (AS24940) www.csiscert.dk: no address (all like this)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 0 CDNSKEY

🔎 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#

424ms

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

🏷️ SOA#

196ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-cloud-b1.googledomains.com
Responsible (RNAME)	cloud-dns-hostmaster@google.com
Refresh	21600s
Retry	3600s
Expire	259200s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-05 18:04:25

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2013-03-08
Expires	2027-03-31 (164d)

📋 WHOIS#

⏱️ Lookup Timing#

198ms

177ms

173ms

AAAA

197ms

TXT

346ms

CAA

176ms

HTTPS

158ms

TLSA

85ms

SOA

196ms

MTA-STS

68ms

DNSSEC

424ms

SRV

0ms

Total

681ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 23:18:36	968ms	4 NS 1 A 0 MX	🔒 Secure
2026-09-25 19:36:17	9599ms	4 NS 1 A 0 MX	🔒 Secure
2026-08-27 17:32:51	2762ms	4 NS 1 A 0 MX	🔒 Secure
2026-06-25 09:13:36	1174ms	4 NS 1 A 0 MX	🔒 Secure
2026-06-24 04:13:26	908ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 23:06:10 shown	681ms	4 NS 1 A 0 MX	🔒 Secure