osecu.dk

📜 Historical scan 2026-09-30 14:05:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

osecu.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 30 September 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.101 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 47ms

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 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.101	3600s	webcluster2.webpod16-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

4 records 49ms

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 58ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:111:8029:5f6c:ea44:26c2	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#

1 records 187ms

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

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.osecu.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:report@osecu.dk; ruf=mailto:report@osecu.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#

latest probe, not this scan · checked 2026-10-13 21:39:20

www	46.30.215.101 2a02:2350:5:111:8029:5f6c:ea44:26c2 (AS51468) (address records, no CNAME)
www vs bare domain	Same network osecu.dk: 46.30.215.101 2a02:2350:5:111:8029:5f6c:ea44:26c2 (AS51468) www.osecu.dk: 46.30.215.101 2a02:2350:5:111:8029:5f6c:ea44:26c2 (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records 67ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	2CDDC5D748A3C02AC19FF7BC33AA01A5…
SMTP _25._tcp.mx2.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	2CDDC5D748A3C02AC19FF7BC33AA01A5…
SMTP _25._tcp.mx3.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	2CDDC5D748A3C02AC19FF7BC33AA01A5…
SMTP _25._tcp.mx4.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	2CDDC5D748A3C02AC19FF7BC33AA01A5…

🔐 DNSSEC#

75ms

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

🏷️ SOA#

54ms

Field	Value
Serial	2026091301
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 2026-10-06 03:30:44

Field	Value
Registrar	ONE.COM A/S
Registered	2024-09-30
Expires	2027-09-29 (342d)

📋 WHOIS#

⏱️ Lookup Timing#

47ms

43ms

49ms

AAAA

58ms

TXT

187ms

CAA

48ms

HTTPS

53ms

TLSA

67ms

SOA

54ms

MTA-STS

64ms

DNSSEC

75ms

SRV

54ms

Total

562ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 05:03:01	461ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-06 03:24:55	525ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-04 03:12:46	440ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-30 14:05:07 shown	562ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-15 02:45:35	864ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-08 03:41:48	821ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-01 02:56:52	1172ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-07 12:42:07	16837ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-27 14:26:17	2064ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-21 23:06:17	2030ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-21 14:12:23	1161ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 11:44:56	645ms	2 NS 1 A 4 MX	🔒 Secure