cortera.dk

Records from scan: 2026-09-30 12:50:29 · 1095ms total · last checked 2026-10-19 09:41 (unchanged)

⬇ 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 53ms

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 53ms

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 45ms

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 104ms

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 306ms

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#

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#

86ms

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

🏷️ SOA#

87ms

Field	Value
Serial	2025120101
Primary NS (MNAME)	ns1.infopeak.io
Responsible (RNAME)	root@cortera.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 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#

53ms

45ms

AAAA

49ms

TXT

306ms

CAA

51ms

HTTPS

58ms

TLSA

138ms

SOA

87ms

MTA-STS

108ms

DNSSEC

86ms

SRV

104ms

Total

1095ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 12:50:29 shown	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	1598ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 22:30:40	1357ms	2 NS 1 A 1 MX	🔓 Insecure