j-m.dk

Records from scan: 2026-10-03 11:53:37 · 928ms total · last checked 2026-10-16 13:57 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

j-m.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 22 March 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.41.142 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by jm-dk0c.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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 31ms

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 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.142	3600s	linux18.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	jm-dk0c.mail.protection.outlook.com	2a01:111:f403:c967::c 2a01:111:f403:ca04::9 2a01:111:f403:ca3c::a 2a01:111:f403:ca48::8 52.101.68.10 52.101.73.123 52.101.91.153 52.101.91.159	mail-cpjpr05cu00204.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-matpr04cu00101.inbound.protection.outlook.com mail-matpr04cu00207.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 → 52.98.149.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 110ms

TXT Record
MS=ms44341782
v=spf1 mx a include:spf.zentura.dk include:servers.mcsv.net include:spf.protection.outlook.com include:spf.curanet.dk -all

✉️ SPF#

Policy	Record (j-m.dk)
-all (hard fail)	v=spf1 mx a include:spf.zentura.dk include:servers.mcsv.net include:spf.protection.outlook.com include:spf.curanet.dk -all

📨 DMARC#

Policy	Record (_dmarc.j-m.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100

📬 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 2026-10-09 17:35:46

www	185.21.41.142 (AS48854) (address records, no CNAME)
www vs bare domain	Same network j-m.dk: 185.21.41.142 (AS48854) www.j-m.dk: 185.21.41.142 (AS48854)
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

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-jm-dk0c._domainkey.jyllandsmarkise.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-jm-dk0c._domainkey.jyllandsmarkise.onmicrosoft.com	RSA · ~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: 9/10 · policy: -all

warn 9 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#

50ms

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

🏷️ SOA#

22ms

Field	Value
Serial	2026072801
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 2026-10-05 17:22:16

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-03-22
Expires	2027-03-31 (164d)

📋 WHOIS#

⏱️ Lookup Timing#

31ms

29ms

30ms

AAAA

24ms

TXT

110ms

CAA

24ms

HTTPS

43ms

TLSA

604ms

SOA

22ms

MTA-STS

50ms

DNSSEC

50ms

SRV

64ms

Total

928ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 11:53:37 shown	928ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 23:51:37	623ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-03 13:22:09	2914ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-15 23:00:26	9026ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-28 22:01:13	1240ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 21:53:15	1234ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 03:25:37	1184ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 15:05:16	1783ms	2 NS 1 A 1 MX	🔒 Secure