sudokumaster.dk

📜 Historical scan 2026-09-25 07:40:13 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sudokumaster.dk is a .dk domain served by 2 nameservers (ns1.yoursrs.com, ns2.yoursrs.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.213.9.179 is hosted by Odido Netherlands B.V. (AS13127) in The Netherlands. 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 68ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.yoursrs.com	104.47.151.178 2603:1020:200::682f:a758	ns1.yoursrs.com —	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2.yoursrs.com	20.79.93.42 2603:1020:c01:4::8	ns2.yoursrs.com —	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records#

1 records 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.213.9.179	3600s	—	AS13127	Odido Netherlands B.V.	87.213.0.0/16	🇳🇱 The Netherlands	Vianen

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 244ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:spf.keesing.com -all

✉️ SPF#

Policy	Record (sudokumaster.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.keesing.com -all

📨 DMARC#

Policy	Record (_dmarc.sudokumaster.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:aggregate@keesing.net,mailto:dmarc_agg@vali.email; ruf=mailto:forensicreports@keesing.net; fo=1; 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 20:07:04

www	NXDOMAIN
www vs bare domain	www does not resolve sudokumaster.dk: 87.213.9.179 (AS13127) www.sudokumaster.dk: no address (all like this)
Wildcard	No

🔎 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#

84ms

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	2023071203
Primary NS (MNAME)	ns1.yoursrs.com
Responsible (RNAME)	hosting@keesing.com
Refresh	3600s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

68ms

50ms

82ms

AAAA

70ms

TXT

244ms

CAA

64ms

HTTPS

50ms

TLSA

146ms

SOA

0ms

MTA-STS

71ms

DNSSEC

84ms

SRV

79ms

Total

616ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 20:07:04	864ms	2 NS 1 A 0 MX	🔓 Insecure
2026-10-02 08:53:13	547ms	2 NS 1 A 0 MX	🔓 Insecure
2026-09-25 07:40:13 shown	616ms	2 NS 1 A 0 MX	🔓 Insecure
2026-09-23 08:24:22	3012ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-17 13:13:38	687ms	2 NS 1 A 0 MX	🔓 Insecure