cortix.dk

Records from scan: 2026-09-27 03:25:49  ·  2463ms total  ·  last checked 2026-10-22 03:19 (unchanged)
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cortix.dk is a .dk domain served by 4 nameservers (dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 35.157.26.135 is hosted by Amazon.com, Inc. (AS16509) in Germany. Mail is handled by mx.simply.com, mx.backup.simply.com. 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#

4 records   57ms
NameserverIP addressesPTRASN / ISP
dns1.p01.nsone.net 198.51.44.1
2620:4d:4000:6259:7:1:0:1		 dns1.p01.nsone.net
dns1.p01.nsone.net		 AS62597 NSONE Inc
AS62597 NSONE Inc
dns2.p01.nsone.net 198.51.45.1
2a00:edc0:6259:7:1::2		 dns2.p01.nsone.net
dns2.p01.nsone.net		 AS62597 NSONE Inc
AS62597 NSONE Inc
dns3.p01.nsone.net 198.51.44.65
2620:4d:4000:6259:7:1:0:3		 dns3.p01.nsone.net
dns3.p01.nsone.net		 AS62597 NSONE Inc
AS62597 NSONE Inc
dns4.p01.nsone.net 198.51.45.65
2a00:edc0:6259:7:1::4		 dns4.p01.nsone.net
dns4.p01.nsone.net		 AS62597 NSONE Inc
AS62597 NSONE Inc

🌍 A Records#

2 records   64ms
IPTTLPTRASNISP / OrgCIDRCountryCity
35.157.26.135 120s ec2-35-157-26-135.eu-central-1.compute.amazonaws.com AS16509 Amazon.com, Inc. 35.156.0.0/14 🇩🇪 Germany Frankfurt am Main
63.176.8.218 120s ec2-63-176-8-218.eu-central-1.compute.amazonaws.com AS16509 Amazon.com, Inc. 63.176.0.0/12 🇩🇪 Germany Frankfurt am Main

📧 MX Records#

2 records   51ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S
20 3600s mx.backup.simply.com — — —

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   275ms
TXT Record
google-site-verification=eBYaNeJP5mfEH2mVV2uLvKB4_uWJ4caSI7sZHFF5dC8
v=spf1 include:amazonses.com ~all

✉️ SPF#

PolicyRecord (cortix.dk)
~all (soft fail) v=spf1 include:amazonses.com ~all

📨 DMARC#

PolicyRecord (_dmarc.cortix.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:kontakt@cortix.dk

📬 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 2026-10-09 15:06:21
www35.157.26.135 63.176.8.218 (AS16509) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

2 records   71ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC#

2060ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial1773495714
Primary NS (MNAME)dns1.p01.nsone.net
Responsible (RNAME)domains+netlify@netlify.com
Refresh43200s
Retry7200s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup
📋 WHOIS#

⏱️ Lookup Timing#

NS
57ms
A
64ms
MX
51ms
AAAA
84ms
TXT
275ms
CAA
61ms
HTTPS
64ms
TLSA
71ms
SOA
0ms
MTA-STS
93ms
DNSSEC
2060ms
SRV
86ms
Total
2463ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-27 03:25:49 shown 2463ms 4 NS 2 A 2 MX 🔓 Insecure
2026-06-20 11:05:51 2388ms 4 NS 2 A 2 MX 🔓 Insecure
2026-06-16 22:55:25 2036ms 4 NS 2 A 2 MX 🔓 Insecure
2026-06-16 22:30:24 662ms 4 NS 2 A 2 MX 🔓 Insecure
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