ossi.dk DNS records

🖥️ Nameservers2 records 24ms

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 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.4.84.82	3600s	server2.provi.dk	AS24940	Hetzner Online GmbH	46.4.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ossi-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::e 2a01:111:f403:ca09::2 2a01:111:f403:ca09::7 52.101.68.10 52.101.73.11 52.101.73.19 52.101.73.2	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-as9pr07cu00302.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

🔌 SRV Records1 records 66ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records3 records 154ms

TXT Record
google-site-verification=raPS45v1gQLp4czH3GGZsX0mL7G8z39MlX_tRQANbKs
MS=ms38459670
v=spf1 include:spf.protection.outlook.com include:spf.sendinblue.com mx -all

✉️ SPF

Policy	Record (ossi.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.sendinblue.com mx -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)

🔐 DNSSEC2044ms

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

🏷️ SOA0ms

Field	Value
Serial	2026080101
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

24ms

A

30ms

MX

28ms

AAAA

29ms

TXT

154ms

CAA

28ms

HTTPS

30ms

TLSA

746ms

SOA

0ms

MTA-STS

39ms

DNSSEC

2044ms

SRV

66ms

Total

3519ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-05 10:39:31	3519ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 10:04:20	3037ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 08:54:31	1349ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 21:36:27	1268ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 12:02:49	706ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 05:05:58	859ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 23:34:03	15106ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 23:15:13	11720ms	2 NS 1 A 1 MX	🔒 Secure	View