lsing.dk

📜 Historical scan 2026-09-24 17:54:19 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

lsing.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 195.190.31.99 is hosted by MS 2001 Aps (AS211040) 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 37ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.onwelcom.dk	185.51.79.241	ns1.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
195.190.31.99	86400s	—	AS211040	MS 2001 Aps	195.190.31.0/24	🇩🇰 Denmark	—

📧 MX Records#

2 records 43ms

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	195.190.31.99
🔶 Autoconfig	195.190.31.99

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 201ms

TXT Record
v=spf1 a ip4:185.51.79.241 ip4:195.190.31.0/24 mx ~all

✉️ SPF#

Policy	Record (lsing.dk)
~all (soft fail)	v=spf1 a ip4:185.51.79.241 ip4:195.190.31.0/24 mx ~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 2026-10-13 19:04:55

www	195.190.31.99 (AS211040) (address records, no CNAME)
www vs bare domain	Same network lsing.dk: 195.190.31.99 (AS211040) www.lsing.dk: 195.190.31.99 (AS211040)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

71ms

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	2016022316
Primary NS (MNAME)	ns1.onwelcom.dk
Responsible (RNAME)	hostmaster@lsing.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#

37ms

48ms

43ms

AAAA

32ms

TXT

201ms

CAA

39ms

HTTPS

37ms

TLSA

66ms

SOA

0ms

MTA-STS

56ms

DNSSEC

71ms

SRV

65ms

Total

550ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 23:32:49	457ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-24 17:54:19 shown	550ms	2 NS 1 A 2 MX	🔓 Insecure
2026-08-27 21:38:37	818ms	2 NS 1 A 2 MX	🔓 Insecure
2026-08-25 16:02:02	5243ms	2 NS 1 A 2 MX	🔓 Insecure
2026-07-02 09:47:36	579ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-24 22:26:08	683ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-23 08:07:44	539ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-17 23:35:05	713ms	2 NS 1 A 2 MX	⚠️ Bogus