prenax.dk

📜 Historical scan 2026-07-03 01:39:33 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

prenax.dk is a .dk domain served by 6 nameservers (a1-18.akam.net, a13-64.akam.net, a18-64.akam.net and 3 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 20.240.222.189 is hosted by Microsoft Corporation (AS8075) in Sweden. Mail is handled by prenax-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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#

6 records 41ms

Nameserver	IP addresses	PTR	ASN / ISP
a1-18.akam.net	193.108.91.18 2600:1401:2::12	ns1-18.akam.net a1-18.akam.net	AS21342 Akamai International B.V. AS21342 Akamai International B.V.
a13-64.akam.net	2.22.230.64 2600:1480:800::40	ns2-64.akam.net ns2-64.akam.net	AS21342 Akamai International B.V. AS21342 Akamai International B.V.
a18-64.akam.net	2600:1480:4800::40 95.101.36.64	a18-64.akam.net a18-64.akam.net	AS21342 Akamai International B.V. AS21342 Akamai International B.V.
a26-66.akam.net	23.74.25.66 2600:1480:b800::42	a26-66.akam.net a26-66.akam.net	AS21342 Akamai International B.V. AS21342 Akamai International B.V.
a6-64.akam.net	23.211.133.64 2600:1401:1::40	a6-64.akam.net a6-64.akam.net	AS21342 Akamai International B.V. AS21342 Akamai International B.V.
a9-67.akam.net	184.85.248.67 2a02:26f0:117::43	a9-67.akam.net ns5-67.akam.net	AS21342 Akamai International B.V. AS21342 Akamai International B.V.

🌍 A Records#

1 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
20.240.222.189	600s	—	AS8075	Microsoft Corporation	20.192.0.0/10	🇸🇪 Sweden	—

📧 MX Records#

1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	prenax-dk.mail.protection.outlook.com	2a01:111:f403:ca15::4 2a01:111:f403:ca15::6 2a01:111:f403:ca16::4 2a01:111:f403:ca16::6 52.101.79.112 52.101.79.114 52.101.80.148 52.101.80.150	mail-gvzp280cu01904.inbound.protection.outlook.com mail-gv3p280cu01406.inbound.protection.outlook.com mail-mm0p280cu01104.inbound.protection.outlook.com mail-mm0p280cu01206.inbound.protection.outlook.com mail-mm0p280cu01100.inbound.protection.outlook.com mail-mm0p280cu01202.inbound.protection.outlook.com mail-gvzp280cu01904.inbound.protection.outlook.com mail-gv3p280cu01406.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records 181ms

TXT Record
knowbe4-site-verification=55bb5b389bd74f04b510e175d103018e
MS=ms74515976
safetyculture-domain-verification=e1729a74-255d-4aab-943b-3d90bef42230
v=spf1 include:spf.protection.outlook.com include:edgepilot.com include:_spf.salesforce.com include:_spf.smtp.com -all

✉️ SPF#

Policy	Record (prenax.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:edgepilot.com include:_spf.salesforce.com include:_spf.smtp.com -all

📨 DMARC#

Policy	Record (_dmarc.prenax.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:ly2efm4z@ag.eu.dmarcadvisor.com;

📬 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 22:01:01

www	20.240.222.189 (AS8075) (address records, no CNAME)
www vs bare domain	Same network prenax.dk: 20.240.222.189 (AS8075) www.prenax.dk: 20.240.222.189 (AS8075)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-prenax-dk._domainkey.prenaxglobal.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 8/10 · policy: -all

warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

64ms

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

🏷️ SOA#

42ms

Field	Value
Serial	2021092927
Primary NS (MNAME)	a1-18.akam.net
Responsible (RNAME)	hostmaster@prenax.dk
Refresh	3600s
Retry	600s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

41ms

38ms

AAAA

41ms

TXT

181ms

CAA

49ms

HTTPS

62ms

TLSA

210ms

SOA

42ms

MTA-STS

51ms

DNSSEC

64ms

SRV

89ms

Total

1538ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-23 19:36:20	4815ms	6 NS 1 A 1 MX	🔒 Secure
2026-08-26 17:08:31	1480ms	6 NS 1 A 1 MX	🔒 Secure
2026-07-03 01:39:33 shown	1538ms	6 NS 1 A 1 MX	🔒 Secure
2026-06-24 13:01:18	2588ms	6 NS 1 A 1 MX	🔒 Secure
2026-06-24 12:34:40	1119ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 18:14:52	1140ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 11:53:53	1436ms	6 NS 1 A 1 MX	🔒 Secure