cortera.dk

📜 Historical scan 2026-06-21 02:43:56 · ← 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 91ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.infopeak.io	38.242.151.44	vmi2942683.contaboserver.net	AS51167 Contabo GmbH
ns2.infopeak.io	38.242.151.44	vmi2942683.contaboserver.net	AS51167 Contabo GmbH

🌍 A Records#

1 records 173ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
38.242.151.44	14400s	vmi2942683.contaboserver.net	AS51167	Contabo GmbH	38.242.128.0/19	🇫🇷 France	Lauterbourg

📧 MX Records#

1 records 65ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	14400s	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

🔌 SRV Records#

2 records 240ms

Service	Priority	Weight	Port	Target
_imap._tcp	1	0	143	mail.cortera.dk
_imaps._tcp	1	0	993	mail.cortera.dk

📝 TXT Records#

1 records 358ms

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#

142ms

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

🏷️ SOA#

101ms

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 (269d)

📋 WHOIS#

⏱️ Lookup Timing#

91ms

173ms

65ms

AAAA

111ms

TXT

358ms

CAA

90ms

HTTPS

125ms

TLSA

227ms

SOA

101ms

MTA-STS

112ms

DNSSEC

142ms

SRV

240ms

Total

942ms

🕐 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 shown	942ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 22:40:43	1598ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 22:30:40	1357ms	2 NS 1 A 1 MX	🔓 Insecure