j-tf.dk DNS records

🖥️ Nameservers2 records 44ms

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 Records1 records 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	3600s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	jtf-dk0c.mail.protection.outlook.com	2a01:111:f403:c967::a 2a01:111:f403:ca09::3 2a01:111:f403:ca09::5 2a01:111:f403:ca09::7 52.101.103.143 52.101.209.153 52.101.73.11 52.101.91.162	mail-cpjpr05cu00102.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-matpr04cu00302.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 → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 185ms

TXT Record
MS=ms67088738
v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -all

✉️ SPF

Policy	Record (j-tf.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -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

🔗 TLSA / DANE

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

🔐 DNSSEC92ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082201
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

44ms

A

50ms

MX

44ms

AAAA

59ms

TXT

185ms

CAA

43ms

HTTPS

45ms

TLSA

757ms

SOA

0ms

MTA-STS

56ms

DNSSEC

92ms

SRV

65ms

Total

1358ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-03 08:20:17	1358ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 23:58:06	2776ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 20:03:52	1353ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 01:38:59	1571ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 14:20:18	1106ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-15 20:23:13	1806ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 01:19:25	5340ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-02 12:36:27	7144ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-23 03:00:30	1152ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 15:50:18	1470ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 05:08:10	1104ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 03:58:43	794ms	2 NS 1 A 1 MX	🔒 Secure	View