sg12.dk

📜 Historical scan 2026-08-29 08:46:14 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sg12.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It first appeared in the .dk zone on 29 August 2026. Mail is handled by mail.kleinweb.dk. The zone is DNSSEC-signed and validates, 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 23ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 25ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	mail.kleinweb.dk	195.43.138.20	mail.kleinweb.dk	AS59979 Klein-Data

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 87ms

TXT Record
v=spf1 +a +mx +a:mail.kleinweb.dk -all

✉️ SPF#

Policy	Record (sg12.dk)
-all (hard fail)	v=spf1 +a +mx +a:mail.kleinweb.dk -all

📨 DMARC#

Policy	Record (_dmarc.sg12.dk)
p=quarantine	v=DMARC1; p=quarantine; adkim=s; aspf=s

📬 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 2026-10-07 15:59:15

www	NXDOMAIN
www vs bare domain	Neither resolves sg12.dk: no address www.sg12.dk: no address
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

96ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2026082807
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

23ms

26ms

25ms

AAAA

30ms

TXT

87ms

CAA

27ms

HTTPS

25ms

TLSA

64ms

SOA

0ms

MTA-STS

36ms

DNSSEC

96ms

SRV

30ms

Total

694ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 11:24:59	538ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-25 12:41:57	510ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-02 09:03:54	538ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-29 08:46:14 shown	694ms	2 NS 0 A 1 MX	🔒 Secure