s-z.dk

📜 Historical scan 2026-07-17 15:45:03 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

s-z.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.211.38 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx10.websupport.se, mx20.websupport.se. 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 36ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.211.38	600s	domain-parking.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

2 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx10.websupport.se	109.235.175.125 2a00:1968:0:9:109:235:175:125	m101-u6-mx.websupport.se m101-out-mua-25.websupport.se	AS41528 Loopia AB AS41528 Loopia AB
20	3600s	mx20.websupport.se	109.235.175.126 2a00:1968:0:9:109:235:175:126	m101-u7-mx.websupport.se m101-out-mua-26.websupport.se	AS41528 Loopia AB AS41528 Loopia AB

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 299ms

TXT Record
v=spf1 mx a include:spf.websupport.se ip4:77.232.64.0/19 ip4:92.61.144.0/20 ip4:93.90.144.0/22 ip6:2a01:3b0::/32 a:servers.mcsv.net ip4:195.74.38.0/22 ip4:93.90.146.15 ~all

✉️ SPF#

Policy	Record (s-z.dk)
~all (soft fail)	v=spf1 mx a include:spf.websupport.se ip4:77.232.64.0/19 ip4:92.61.144.0/20 ip4:93.90.144.0/22 ip6:2a01:3b0::/32 a:servers.mcsv.net ip4:195.74.38.0/22 ip4:93.90.146.15 ~all

📨 DMARC#

Policy	Record (_dmarc.s-z.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:postmaster@s-z.dk; ruf=mailto:l@s-z.dk; sp=none; fo=1

📬 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 19:48:36

www	NXDOMAIN
www vs bare domain	www does not resolve s-z.dk: 46.30.211.38 (AS51468) www.s-z.dk: no address (all like this)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 8/10 · policy: ~all

warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

6 records 149ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx10.websupport.se	DANE-TA · SPKI · SHA-256	6BD9212CE649C659C9CABC6CB60FCFFA…
SMTP _25._tcp.mx10.websupport.se	DANE-TA · SPKI · SHA-256	C784333D20BCD742B9FDC3236F4E509B…
SMTP _25._tcp.mx10.websupport.se	DANE-TA · SPKI · SHA-256	0E8BB18BBEEFB381BE21BFC1A206D317…
SMTP _25._tcp.mx20.websupport.se	DANE-TA · SPKI · SHA-256	6BD9212CE649C659C9CABC6CB60FCFFA…
SMTP _25._tcp.mx20.websupport.se	DANE-TA · SPKI · SHA-256	0E8BB18BBEEFB381BE21BFC1A206D317…
SMTP _25._tcp.mx20.websupport.se	DANE-TA · SPKI · SHA-256	C784333D20BCD742B9FDC3236F4E509B…

🔐 DNSSEC#

139ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026071701
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

36ms

52ms

44ms

AAAA

39ms

TXT

299ms

CAA

38ms

HTTPS

47ms

TLSA

149ms

SOA

0ms

MTA-STS

80ms

DNSSEC

139ms

SRV

8045ms

Total

8794ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 19:48:36	639ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-13 21:39:42	1042ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-11 18:30:54	2607ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-17 15:45:03 shown	8794ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-16 02:01:43	1051ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-02 14:04:26	9949ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-17 22:08:00	609ms	2 NS 1 A 2 MX	🔒 Secure