cortera.dk

📜 Historical scan 2026-06-16 22:40:43 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cortera.dk is a .dk domain served by 2 nameservers (ns1.infopeak.io, ns2.infopeak.io). It was registered on 17 July 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 38.242.151.44 is hosted by Contabo GmbH (AS51167) in France. Mail is handled by mail.cortera.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#

2 records 224ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.infopeak.io	—	—	—
ns2.infopeak.io	—	—	—

🌍 A Records#

1 records 248ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
38.242.151.44	—	vmi2942683.contaboserver.net	AS51167	Contabo GmbH	38.242.128.0/19	🇫🇷 France	Lauterbourg

📧 MX Records#

1 records 222ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	mail.cortera.dk	38.242.151.44	vmi2942683.contaboserver.net	AS51167 Contabo GmbH

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 423ms

TXT Record
v=spf1 a mx ip4:38.242.151.44 -all

✉️ SPF#

Policy	Record (cortera.dk)
-all (hard fail)	v=spf1 a mx ip4:38.242.151.44 -all

📨 DMARC#

Policy	Record (_dmarc.cortera.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100

📬 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 2026-10-07 16:34:16

www CNAME	cortera.dk (all on cortera.dk) → 38.242.151.44 (AS51167)
www vs bare domain	Same network cortera.dk: 38.242.151.44 (AS51167) www.cortera.dk: 38.242.151.44 (AS51167)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

369ms

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

🏷️ SOA#

158ms

Field	Value
Serial	2025120101
Primary NS (MNAME)	ns1.infopeak.io
Responsible (RNAME)	root@cortera.dk
Refresh	7200s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	180s

📋 Registration#

WHOIS fetched 2026-10-08 19:15:07

Field	Value
Registrar	Realtime Register B.V.
Registered	2025-07-17
Expires	2027-07-16 (268d)

📋 WHOIS#

⏱️ Lookup Timing#

224ms

248ms

222ms

AAAA

221ms

TXT

423ms

CAA

224ms

HTTPS

227ms

TLSA

266ms

SOA

158ms

MTA-STS

296ms

DNSSEC

369ms

SRV

0ms

Total

1598ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 12:50:29	1095ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-28 01:56:59	9630ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-06 04:25:45	1674ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-26 03:50:09	1839ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-26 06:29:27	1869ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-23 14:12:04	959ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 02:43:56	942ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 22:40:43 shown	1598ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 22:30:40	1357ms	2 NS 1 A 1 MX	🔓 Insecure