tjco.dk DNS records

🖥️ Nameservers2 records 41ms

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
93.191.156.70	43200s	nt43.unoeuro.com	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	43200s	tjco-dk.mail.eo.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04:: 2a01:111:f403:ca04::2 2a01:111:f403:ca09::2 52.101.103.140 52.101.181.153 52.101.68.10 52.101.68.21	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-du2pr03cu00102.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00205.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 172ms

TXT Record
v=spf1 ip4:212.10.163.7 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (tjco.dk)
-all (hard fail)	v=spf1 ip4:212.10.163.7 include:spf.protection.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)

🔐 DNSSEC86ms

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

🏷️ SOA0ms

Field	Value
Serial	2026080901
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

41ms

A

50ms

MX

52ms

AAAA

54ms

TXT

172ms

CAA

46ms

HTTPS

57ms

TLSA

4034ms

SOA

0ms

MTA-STS

53ms

DNSSEC

86ms

SRV

66ms

Total

4667ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 23:25:13	4667ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 07:15:12	4657ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 09:18:24	5042ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 14:58:58	1506ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-11 07:21:46	2408ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-04 23:51:30	5017ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 04:42:55	4777ms	2 NS 1 A 1 MX	⚠️ Bogus	View