1-kalender.dk

Records from scan: 2026-09-30 00:30:17 · 756ms total · last checked 2026-10-17 23:18 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

1-kalender.dk is a .dk domain served by 3 nameservers (ns5.chosting.dk, ns6.chosting.dk, ns7.chosting.dk). It was registered on 14 January 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.20.216.20 is hosted by Atea A/S (AS21060) in Denmark. Mail is handled by 1-kalender.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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#

3 records 48ms

Nameserver	IP addresses	PTR	ASN / ISP
ns5.chosting.dk	167.235.66.236 2a01:4f8:1c1e:d097::1	ns5.chosting.dk ns5.chosting.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns6.chosting.dk	2001:41d0:305:2100::80e9 51.91.57.33	ns6.chosting.dk ns6.chosting.dk	AS16276 OVH SAS AS16276 OVH SAS
ns7.chosting.dk	178.20.220.33	ns7.chosting.dk	AS21060 Atea A/S

🌍 A Records#

1 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.20.216.20	3600s	server11.chosting.dk	AS21060	Atea A/S	178.20.216.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	1-kalender.dk	178.20.216.20 2a01:7cc0:101:ffff::1:8	server11.chosting.dk —	AS21060 Atea A/S AS21060 Atea A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	178.20.216.20
🔶 Autoconfig	178.20.216.20

🔷 AAAA Records (IPv6)#

1 records 32ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:7cc0:101:ffff::1:8	86400s	—	AS21060	Atea A/S	2a01:7cc0:100:0:0:0:0:0/40	🇩🇰 Denmark	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 96ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records 318ms

TXT Record
v=spf1 include:spf.chosting.dk include:spf.mandrillapp.com ?all

✉️ SPF#

Policy	Record (1-kalender.dk)
?all (neutral)	v=spf1 include:spf.chosting.dk include:spf.mandrillapp.com ?all

📨 DMARC#

Policy	Record (_dmarc.1-kalender.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-10 10:03:52

www CNAME	1-kalender.dk (all on 1-kalender.dk) → 178.20.216.20 2a01:7cc0:101:ffff::1:8 (AS21060)
www vs bare domain	Same network 1-kalender.dk: 178.20.216.20 2a01:7cc0:101:ffff::1:8 (AS21060) www.1-kalender.dk: 178.20.216.20 2a01:7cc0:101:ffff::1:8 (AS21060)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.1-kalender.dk	3WRrTg94TYN1-s4dQR6fPcc26c4ltmZaDcMIZqZaQy8

🔗 TLSA / DANE#

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

🔐 DNSSEC#

64ms

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	2026092901
Primary NS (MNAME)	ns5.chosting.dk
Responsible (RNAME)	logs@chosting.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-07 01:39:56

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2015-01-14
Expires	2027-07-31 (286d)

📋 WHOIS#

⏱️ Lookup Timing#

48ms

31ms

53ms

AAAA

32ms

TXT

318ms

CAA

45ms

HTTPS

75ms

TLSA

184ms

SOA

0ms

MTA-STS

70ms

DNSSEC

64ms

SRV

96ms

Total

756ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 00:30:17 shown	756ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-29 15:54:28	1545ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-02 17:39:16	9003ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-16 12:33:48	1199ms	3 NS 1 A 1 MX	🔓 Insecure