justos.dk

📜 Historical scan 2026-06-21 23:37:30 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

justos.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 23 November 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.116.13.122 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by justos-dk.mail.protection.outlook.com. 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 50ms

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 51ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.116.13.122	3600s	s6.stom.dk	AS31027	GlobalConnect A/S	87.116.0.0/18	🇩🇰 Denmark	—

📧 MX Records#

1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	justos-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::f 2a01:111:f403:ca09::c 2a01:111:f403:ca09::d 52.101.68.10 52.101.68.12 52.101.68.25 52.101.68.32	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8
🔶 Autoconfig	87.116.13.122

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 248ms

TXT Record
MS=ms19181169
v=spf1 ip4:87.116.13.122 +a +mx include:spf.protection.outlook.com include:spf.stom.dk include:sendgrid.net ~all

✉️ SPF#

Policy	Record (justos.dk)
~all (soft fail)	v=spf1 ip4:87.116.13.122 +a +mx include:spf.protection.outlook.com include:spf.stom.dk include:sendgrid.net ~all

📨 DMARC#

Policy	Record (_dmarc.justos.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#

latest probe, not this scan · checked 2026-10-09 22:29:54

www	87.116.13.122 (AS31027) (address records, no CNAME)
www vs bare domain	Same network justos.dk: 87.116.13.122 (AS31027) www.justos.dk: 87.116.13.122 (AS31027)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u16853435.wl186.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u16853435.wl186.sendgrid.net	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 6/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

87ms

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

🏷️ SOA#

106ms

Field	Value
Serial	2024022301
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-07 00:07:12

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2014-11-23
Expires	2026-11-30 (43d)

📋 WHOIS#

⏱️ Lookup Timing#

50ms

51ms

42ms

AAAA

82ms

TXT

248ms

CAA

41ms

HTTPS

88ms

TLSA

256ms

SOA

106ms

MTA-STS

67ms

DNSSEC

87ms

SRV

124ms

Total

755ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 11:37:29	882ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-10 09:52:18	1280ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 00:36:34	2566ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 23:37:30 shown	755ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 15:04:11	673ms	2 NS 1 A 1 MX	🔒 Secure