cronus.dk

📜 Historical scan 2026-07-02 02:53:51 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cronus.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 21 September 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 90.185.211.172 is hosted by Hiper A/S (AS203953) in Denmark. Mail is handled by mail.cronus.dk. 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#

3 records 200ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 149ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
90.185.211.172	3600s	x5ab9d3ac.customers.hiper-net.dk	AS203953	Hiper A/S	90.184.0.0/15	🇩🇰 Denmark	Rødovre Municipality

📧 MX Records#

1 records 229ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.cronus.dk	90.185.211.172	x5ab9d3ac.customers.hiper-net.dk	AS203953 Hiper A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 294ms

TXT Record
v=spf1 a mx include:spf.simply.com -all

✉️ SPF#

Policy	Record (cronus.dk)
-all (hard fail)	v=spf1 a mx include:spf.simply.com -all

📨 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 2026-10-12 23:00:31

www	90.185.211.172 (AS203953) (address records, no CNAME)
www vs bare domain	Same network cronus.dk: 90.185.211.172 (AS203953) www.cronus.dk: 90.185.211.172 (AS203953)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 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#

274ms

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

🏷️ SOA#

184ms

Field	Value
Serial	2020072990
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-12 23:16:43

Field	Value
Registrar	Simply.com A/S
Registered	2010-09-21
Expires	2027-09-30 (344d)

📋 WHOIS#

⏱️ Lookup Timing#

200ms

149ms

229ms

AAAA

168ms

TXT

294ms

CAA

154ms

HTTPS

148ms

TLSA

358ms

SOA

184ms

MTA-STS

220ms

DNSSEC

274ms

SRV

227ms

Total

1293ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 23:00:31	361ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 14:49:11	528ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 10:21:36	522ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-09 00:46:05	468ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-25 00:57:04	628ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-02 02:53:51 shown	1293ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-02 00:59:47	564ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-16 23:21:00	1577ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-16 23:19:14	65535ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-16 23:11:13	484ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-16 23:00:28	421ms	3 NS 1 A 1 MX	🔒 Secure