cognavia.dk

📜 Historical scan 2026-06-24 16:38:42 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cognavia.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 28 September 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.188 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod12-cph3.one.com, mx2.pub.mailpod12-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 85ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 68ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.188	3600s	webcluster2.webpod17-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

4 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod12-cph3.one.com	104.37.34.246	mx1.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod12-cph3.one.com	104.37.34.247	mx2.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod12-cph3.one.com	104.37.34.248	mx3.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod12-cph3.one.com	104.37.34.249	mx4.pub.mailpod12-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

1 records 32ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:106:80e6:5ac4:3c7f:37da	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 213ms

TXT Record
v=spf1 include: _custspf.one.com ~all
v=spf1 include:_spf.simplero.com ~all

✉️ SPF#

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (cognavia.dk)
~all (soft fail)	v=spf1 include: _custspf.one.com ~all
~all (soft fail)	v=spf1 include:_spf.simplero.com ~all

📨 DMARC#

Policy	Record (_dmarc.cognavia.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100; rua=mailto:re+fili6ftf17q@dmarc.postmarkapp.com; sp=none; aspf=r;

📬 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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

error 2 SPF records: receivers must treat that as a permanent error (RFC 7208 §4.5)
error Unknown mechanism "_custspf.one.com": receivers treat the record as a permanent error

🔗 TLSA / DANE#

4 records 113ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	D91CB8AC124CB360F986182813BDF3FD…
SMTP _25._tcp.mx2.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	D91CB8AC124CB360F986182813BDF3FD…
SMTP _25._tcp.mx3.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	D91CB8AC124CB360F986182813BDF3FD…
SMTP _25._tcp.mx4.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	D91CB8AC124CB360F986182813BDF3FD…

🔐 DNSSEC#

84ms

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

🏷️ SOA#

35ms

Field	Value
Serial	2026061101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-09-30 14:59:07

Field	Value
Registrar	ONE.COM A/S
Registered	2024-09-28
Expires	2026-09-27 (expired)

📋 WHOIS#

⏱️ Lookup Timing#

85ms

68ms

38ms

AAAA

32ms

TXT

213ms

CAA

68ms

HTTPS

34ms

TLSA

113ms

SOA

35ms

MTA-STS

39ms

DNSSEC

84ms

SRV

149ms

Total

772ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-22 05:45:03	217ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-20 16:30:26	337ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-19 12:42:30	94ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-18 12:10:15	355ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-17 11:33:49	330ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-16 11:10:44	112ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-15 10:27:03	424ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-14 08:57:16	250ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-13 07:37:51	317ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-12 05:19:13	127ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-11 05:02:51	128ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-09 23:38:49	96ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-08 19:52:15	221ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-07 19:44:20	228ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-06 19:34:48	103ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-05 18:56:53	230ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-04 18:53:29	249ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-03 18:46:11	173ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-02 18:44:18	110ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-01 18:42:53	277ms	1 NS 0 A 0 MX	❓ Unknown
2026-09-30 18:34:40	235ms	1 NS 0 A 0 MX	❓ Unknown
2026-09-29 18:28:45	278ms	1 NS 0 A 0 MX	❓ Unknown
2026-09-28 18:20:14	904ms	1 NS 0 A 0 MX	❓ Unknown
2026-09-26 17:37:59	736ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-24 17:12:59	677ms	2 NS 1 A 4 MX	🔒 Secure