jtnstaal.dk

📜 Historical scan 2026-06-24 02:06:29 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jtnstaal.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 185.21.41.237 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by jtnstaal-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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 45ms

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 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.237	900s	linux31.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	900s	jtnstaal-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::2 2a01:111:f403:ca09::c 2a01:111:f403:ca09::f 52.101.68.0 52.101.73.19 52.101.73.24 52.101.73.28	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-du2pr03cu00102.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-am7pr05cu00204.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-mf.onlinemail.io → 185.21.40.62
🔶 Autoconfig	autoconfig-mf.onlinemail.io → 185.21.40.62

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 148ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:web.shared.mysmtp.com include:spf.curanet.dk -all

✉️ SPF#

Policy	Record (jtnstaal.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:web.shared.mysmtp.com include:spf.curanet.dk -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 05:57:36

www	185.21.41.237 (AS48854) (address records, no CNAME)
www vs bare domain	Same network jtnstaal.dk: 185.21.41.237 (AS48854) www.jtnstaal.dk: 185.21.41.237 (AS48854)
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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 8/10 · policy: -all

warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

80ms

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

🏷️ SOA#

39ms

Field	Value
Serial	2024092301
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#

45ms

35ms

41ms

AAAA

41ms

TXT

148ms

CAA

40ms

HTTPS

38ms

TLSA

783ms

SOA

39ms

MTA-STS

31ms

DNSSEC

80ms

SRV

91ms

Total

1307ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 23:51:31	1155ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 11:05:27	1233ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 04:45:31	1661ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 02:47:14	1165ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-24 02:06:29 shown	1307ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 04:19:35	823ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 18:05:57	9628ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 17:21:20	3260ms	2 NS 1 A 1 MX	🔒 Secure