tjc.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 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
152.115.35.197	3599s	—	AS31027	GlobalConnect A/S	152.115.0.0/16	🇩🇰 Denmark	Odense

📧 MX Records1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	tjc-dk.mail.eo.outlook.com	2a01:111:f403:ca04::f 2a01:111:f403:ca09::20 2a01:111:f403:ca09::26 2a01:111:f403:ca09::8 52.101.68.29 52.101.73.153 52.101.73.19 52.101.73.8	mail-db7pr03cu00507.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am0pr04cu00500.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	152.115.35.197

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 244ms

TXT Record
v=spf1 include:outlook.com ~all

✉️ SPF

Policy	Record (tjc.dk)
~all (soft fail)	v=spf1 include:outlook.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)

🔐 DNSSEC170ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081101
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

54ms

MX

45ms

AAAA

39ms

TXT

244ms

CAA

43ms

HTTPS

53ms

TLSA

83ms

SOA

0ms

MTA-STS

153ms

DNSSEC

170ms

SRV

131ms

Total

814ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 09:25:00	814ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-11 16:09:00	6642ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 22:00:13	5050ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-12 10:05:43	2269ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 21:48:59	20382ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-06-25 12:07:37	4158ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 15:06:00	1923ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 05:08:45	1217ms	2 NS 1 A 1 MX	🔒 Secure	View