jt-el-pro.dk

📜 Historical scan 2026-06-18 00:01:30 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jt-el-pro.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 16 December 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). Mail is handled by jtelpro-dk0ec.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 100ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 113ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	—	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records#

1 records 98ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	jtelpro-dk0ec.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca09::9 2a01:111:f403:ca09::c 2a01:111:f403:ca09::f 52.101.68.32 52.101.68.36 52.101.73.2 52.101.73.4	mail-db7pr03cu00401.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am0pr83cu00404.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

🔌 SRV Records#

1 records 285ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

1 records 288ms

TXT Record
v=spf1 include:_custspf.one.com include:spf.minuba.dk include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (jt-el-pro.dk)
-all (hard fail)	v=spf1 include:_custspf.one.com include:spf.minuba.dk include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.jt-el-pro.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:mads@jt-el-pro.dk; ruf=mailto:mads@jt-el-pro.dk

📬 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 2026-10-11 22:58:53

www	93.191.156.195 (AS48854) (address records, no CNAME)
www vs bare domain	Same network jt-el-pro.dk: 93.191.156.195 (AS48854) www.jt-el-pro.dk: 93.191.156.195 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

222ms

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

🏷️ SOA#

105ms

Field	Value
Serial	2026053101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-04 13:22:54

Field	Value
Registrar	Simply.com A/S
Registered	2002-12-16
Expires	2026-12-31 (69d)

📋 WHOIS#

⏱️ Lookup Timing#

100ms

113ms

98ms

AAAA

108ms

TXT

288ms

CAA

109ms

HTTPS

101ms

TLSA

187ms

SOA

105ms

MTA-STS

84ms

DNSSEC

222ms

SRV

285ms

Total

1075ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 13:01:59	1299ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-30 12:41:17	783ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-01 22:04:56	810ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-25 01:18:54	1684ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 11:12:45	922ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 19:27:53	961ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 04:14:06	23790ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 00:01:30 shown	1075ms	2 NS 1 A 1 MX	🔒 Secure