ohrstrom.dk

📜 Historical scan 2026-06-19 10:21:34 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ohrstrom.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 185.51.79.130 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 61ms

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#

2 records 60ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.51.79.130	86400s	web02.onwelcom.dk	AS205984	Powernet Aps	185.51.78.0/23	🇩🇰 Denmark	—
185.51.79.241	86400s	mail.onwelcom.dk ns1.onwelcom.dk	AS205984	Powernet Aps	185.51.78.0/23	🇩🇰 Denmark	—

📧 MX Records#

2 records 37ms

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

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	185.51.79.130
🔶 Autoconfig	185.51.79.130

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 202ms

TXT Record
v=spf1 a mx ip4:195.190.31.0/24 ptr ~all

✉️ SPF#

Policy	Record (ohrstrom.dk)
~all (soft fail)	v=spf1 a mx ip4:195.190.31.0/24 ptr ~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 2026-10-11 01:35:13

www	185.51.79.130 (AS205984) (address records, no CNAME)
www vs bare domain	Same network ohrstrom.dk: 185.51.79.130 185.51.79.241 (AS205984) www.ohrstrom.dk: 185.51.79.130 (AS205984)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

warn "ptr" is slow, unreliable and discouraged (RFC 7208 §5.5)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

79ms

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

🏷️ SOA#

62ms

Field	Value
Serial	2016061602
Primary NS (MNAME)	ns1.onwelcom.dk
Responsible (RNAME)	hostmaster@ohrstrom.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#

61ms

60ms

37ms

AAAA

43ms

TXT

202ms

CAA

62ms

HTTPS

58ms

TLSA

81ms

SOA

62ms

MTA-STS

56ms

DNSSEC

79ms

SRV

80ms

Total

658ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 18:38:30	442ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-29 00:09:08	4444ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-27 21:22:14	9625ms	2 NS 1 A 4 MX	🔓 Insecure
2026-06-21 14:36:35	1961ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-20 16:45:56	1166ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 10:21:34 shown	658ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-17 14:41:30	1371ms	2 NS 2 A 2 MX	🔓 Insecure