nsif.dk

📜 Historical scan 2026-06-17 19:03:51 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nsif.dk is a .dk domain served by 2 nameservers (ns1.alco.dk, ns2.alco.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 144.76.20.91 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.nsif.dk. The zone is not DNSSEC-signed, publishes a 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 69ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.alco.dk	46.225.229.1	ns1.alco.dk	AS24940 Hetzner Online GmbH
ns2.alco.dk	89.167.94.156	ns2.alco.dk	AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 122ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
144.76.20.91	—	static.91.20.76.144.clients.your-server.de	AS24940	Hetzner Online GmbH	144.76.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 73ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mail.nsif.dk	65.21.55.96	hosting-3.alco.company	AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 273ms

TXT Record
v=spf1 mx a -all

✉️ SPF#

Policy	Record (nsif.dk)
-all (hard fail)	v=spf1 mx a -all

📨 DMARC#

Policy	Record (_dmarc.nsif.dk)
p=none (monitor only)	v=DMARC1;p=none;pct=100;adkim=s;aspf=r;rua=mailto:dmarc@pbox.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 2026-10-09 11:20:05

www	144.76.20.91 (AS24940) (address records, no CNAME)
www vs bare domain	Same network nsif.dk: 144.76.20.91 (AS24940) www.nsif.dk: 144.76.20.91 (AS24940)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 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#

187ms

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

🏷️ SOA#

73ms

Field	Value
Serial	2025121813
Primary NS (MNAME)	ns1.alco.dk
Responsible (RNAME)	hostmaster@alco.dk
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	43200s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

69ms

122ms

73ms

AAAA

65ms

TXT

273ms

CAA

62ms

HTTPS

81ms

TLSA

155ms

SOA

73ms

MTA-STS

88ms

DNSSEC

187ms

SRV

186ms

Total

739ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 11:20:05	644ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-08 01:59:01	698ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-01 03:05:41	1302ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-19 10:18:57	958ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 19:03:51 shown	739ms	2 NS 1 A 1 MX	🔓 Insecure