o-j.dk DNS records

🖥️ Nameservers2 records 124ms

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 100ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.156.251	3600s	linux338.unoeuro.com	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 137ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	oj-dk0c.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::6 2a01:111:f403:ca04::9 2a01:111:f403:ca09::8 52.101.68.36 52.101.73.19 52.101.73.4 52.101.73.8	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am0pr83cu00404.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 → 52.98.207.200

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 293ms

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

📝 TXT Records6 records 259ms

TXT Record
2c6cvkbu6mravn835e9t47i9u8
J3ZqsBp8DcAI4b5vQVpoGVgq5eilLQd+8xwBx7A5l3gvPMAoJn7+WopWojOZ9MGnlFMFSEJXu8cEdGUZyjufVw==
MS=ms73240998
nvt9fi5vkug00c69d3ihmg4t44
rosq6v08n1gbs5n0nqd8ksrv7v
v=spf1 ip4:77.233.250.157 ip4:77.233.250.152/29 ip4:92.62.195.66/30 ip4:77.233.246.194 ip4:77.233.246.200/28 include:spf.protection.outlook.com include:spf.mentor-it.dk include:spf.itplannetwork.dk -all

✉️ SPF

Policy	Record (o-j.dk)
-all (hard fail)	v=spf1 ip4:77.233.250.157 ip4:77.233.250.152/29 ip4:92.62.195.66/30 ip4:77.233.246.194 ip4:77.233.246.200/28 include:spf.protection.outlook.com include:spf.mentor-it.dk include:spf.itplannetwork.dk -all

📨 DMARC

Policy	Record (_dmarc.o-j.dk)
p=reject	v=DMARC1; p=reject; 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

🔗 TLSA / DANE

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

🔐 DNSSEC175ms

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

🏷️ SOA0ms

Field	Value
Serial	2026080301
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

124ms

A

100ms

MX

137ms

AAAA

114ms

TXT

259ms

CAA

123ms

HTTPS

115ms

TLSA

165ms

SOA

0ms

MTA-STS

103ms

DNSSEC

175ms

SRV

293ms

Total

1381ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-03 16:00:26	1381ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 05:21:22	1853ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:35:54	1577ms	2 NS 1 A 1 MX	🔒 Secure	View