josto.dk

Records from scan: 2026-09-13 12:14:28 · 456ms total · last checked 2026-10-16 16:19 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

josto.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.247.71.82 is hosted by Rackhosting.com ApS (AS31590) in Denmark. Mail is handled by mail.josto.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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 42ms

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#

1 records 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.247.71.82	86400s	vps372.rackhosting.com	AS31590	Rackhosting.com ApS	77.247.64.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	mail.josto.dk	77.247.71.82	vps372.rackhosting.com	AS31590 Rackhosting.com ApS

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 57ms

Service	Priority	Weight	Port	Target
_imaps._tcp	0	0	993	josto.dk

📝 TXT Records#

1 records 131ms

TXT Record
v=spf1 +a +mx +a:vps372.rackhosting.com include:spf.rackhosting.com -all

✉️ SPF#

Policy	Record (josto.dk)
-all (hard fail)	v=spf1 +a +mx +a:vps372.rackhosting.com include:spf.rackhosting.com -all

📨 DMARC#

Policy	Record (_dmarc.josto.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 2026-10-08 04:20:14

www CNAME	josto.dk (all on josto.dk) → 77.247.71.82 (AS31590)
www vs bare domain	Same network josto.dk: 77.247.71.82 (AS31590) www.josto.dk: 77.247.71.82 (AS31590)
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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

71ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2024060301
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#

42ms

33ms

46ms

AAAA

38ms

TXT

131ms

CAA

26ms

HTTPS

41ms

TLSA

79ms

SOA

0ms

MTA-STS

45ms

DNSSEC

71ms

SRV

57ms

Total

456ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-13 12:14:28 shown	456ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-12 07:37:33	561ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 05:45:56	599ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 14:55:10	1088ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 20:41:35	647ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 12:55:01	5860ms	2 NS 1 A 1 MX	🔒 Secure