trecon.dk

📜 Historical scan 2026-09-23 19:49:11 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

trecon.dk is a .dk domain served by 2 nameservers (ns1.onwelcom.dk, ns2.onwelcom.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.51.79.250 is hosted by Powernet Aps (AS205984) in Denmark. Mail is handled by mailfilter.onwelcom.dk, mx2.onwelcom.dk. The zone is not DNSSEC-signed, has no 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#

2 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.onwelcom.dk	185.51.79.241	mail.onwelcom.dk	AS205984 Powernet Aps
ns2.onwelcom.dk	185.51.79.251	—	AS205984 Powernet Aps

🌍 A Records#

1 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.51.79.250	86400s	web01.onwelcom.dk	AS205984	Powernet Aps	185.51.78.0/23	🇩🇰 Denmark	—

📧 MX Records#

2 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	mailfilter.onwelcom.dk	185.51.79.248	mailfilter.powernet.dk	AS205984 Powernet Aps
20	86400s	mx2.onwelcom.dk	185.51.79.248	mailfilter.powernet.dk	AS205984 Powernet Aps

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 186ms

TXT Record
v=spf1 a mx ip4:185.51.79.241 mx:mail.onwelcom.dk -all

✉️ SPF#

Policy	Record (trecon.dk)
-all (hard fail)	v=spf1 a mx ip4:185.51.79.241 mx:mail.onwelcom.dk -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-17 07:59:16

www CNAME	trecon.dk (all on trecon.dk) → 185.51.79.250 (AS205984)
www vs bare domain	Same network trecon.dk: 185.51.79.250 (AS205984) www.trecon.dk: 185.51.79.250 (AS205984)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

87ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2016021201
Primary NS (MNAME)	ns1.onwelcom.dk
Responsible (RNAME)	hostmaster@trecon.dk
Refresh	3600s
Retry	600s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

43ms

48ms

27ms

AAAA

38ms

TXT

186ms

CAA

34ms

HTTPS

37ms

TLSA

63ms

SOA

0ms

MTA-STS

59ms

DNSSEC

87ms

SRV

62ms

Total

506ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 18:49:39	609ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-30 13:00:32	555ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-23 19:49:11 shown	506ms	2 NS 1 A 2 MX	🔓 Insecure
2026-08-26 09:34:48	648ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-23 18:10:34	2743ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-22 01:16:13	1179ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 15:31:45	401ms	2 NS 1 A 2 MX	🔓 Insecure