seat-holbæk.dk xn--seat-holbk-l6a.dk

Records from scan: 2026-09-30 11:20:58 · 686ms total · last checked 2026-10-24 18:14 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

seat-holbæk.dk is a .dk domain served by 4 nameservers (ns1-02.azure-dns.com, ns2-02.azure-dns.net, ns3-02.azure-dns.org and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.249.218.21 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mail.semler.dk, mail2.semler.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-02.azure-dns.com	13.107.236.2 2603:1061:0:700::2	ns1-02.azure-dns.com ns1-02.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-02.azure-dns.net	150.171.21.2 2620:1ec:8ec:700::2	ns2-02.azure-dns.net ns2-02.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-02.azure-dns.org	204.14.183.2 2a01:111:4000:700::2	ns3-02.azure-dns.org ns3-02.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-02.azure-dns.info	208.84.5.2 2620:1ec:bda:700::2	ns4-02.azure-dns.info ns4-02.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records#

1 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.249.218.21	3600s	—	AS3292	TDC Holding A/S	195.249.0.0/16	🇩🇰 Denmark	Copenhagen

📧 MX Records#

2 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.semler.dk	—	—	—
20	3600s	mail2.semler.dk	—	—	—

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	forhandlerinternet.semler.dk → 195.249.218.21
🔶 Autoconfig	forhandlerinternet.semler.dk → 195.249.218.21

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 209ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (seat-holbæk.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.seat-holbæk.dk)
p=reject	v=DMARC1;p=reject;rua=mailto:dmarc_rapport@semler.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#

checked 2026-10-15 17:33:16

www CNAME	forhandlerinternet.semler.dk (all on semler.dk) → 195.249.218.21 (AS3292)
www vs bare domain	Same network seat-holbæk.dk: 195.249.218.21 (AS3292) www.seat-holbæk.dk: 195.249.218.21 (AS3292)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.seat-holbæk.dk	forhandlerinternet.semler.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

79ms

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

🏷️ SOA#

39ms

Field	Value
Serial	25
Primary NS (MNAME)	ns1-02.azure-dns.com
Responsible (RNAME)	dnsadmin@kmd.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	43200s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

49ms

42ms

46ms

AAAA

52ms

TXT

209ms

CAA

53ms

HTTPS

44ms

TLSA

91ms

SOA

39ms

MTA-STS

69ms

DNSSEC

79ms

SRV

70ms

Total

686ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 11:20:58 shown	686ms	4 NS 1 A 2 MX	🔓 Insecure
2026-09-30 01:19:24	462ms	4 NS 1 A 2 MX	🔓 Insecure
2026-09-25 04:43:52	2477ms	4 NS 1 A 2 MX	🔓 Insecure
2026-09-07 22:52:44	675ms	4 NS 1 A 2 MX	🔓 Insecure
2026-09-02 05:39:40	686ms	4 NS 1 A 2 MX	🔓 Insecure
2026-08-27 16:09:05	1022ms	4 NS 1 A 2 MX	🔓 Insecure
2026-06-24 15:32:52	2173ms	4 NS 1 A 2 MX	❓ Unknown
2026-06-17 21:41:15	913ms	4 NS 1 A 2 MX	🔒 Secure