ossi.dk

📜 Historical scan 2026-10-01 07:34:48 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ossi.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 3 November 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.4.84.82 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by ossi-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 29ms

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 Records#

1 records 39ms

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 Records#

1 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ossi-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::c 2a01:111:f403:ca09::a 2a01:111:f403:ca48::12 52.101.103.143 52.101.103.36 52.101.103.39 52.101.73.153	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-as8pr05cu00401.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 Records#

1 records 72ms

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

📝 TXT Records#

3 records 158ms

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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 01:56:06

www	46.4.84.82 (AS24940) (address records, no CNAME)
www vs bare domain	Same network ossi.dk: 46.4.84.82 (AS24940) www.ossi.dk: 46.4.84.82 (AS24940)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

3 found

Selector	CNAME	Key
mail	—	RSA · ~1024 bit below 2048 bit
selector1	selector1-ossi-dk._domainkey.connectorsossi.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-ossi-dk._domainkey.connectorsossi.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

90ms

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

🏷️ SOA#

29ms

Field	Value
Serial	2026090201
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-04 08:28:10

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-11-03
Expires	2026-12-31 (75d)

📋 WHOIS#

⏱️ Lookup Timing#

29ms

39ms

AAAA

33ms

TXT

158ms

CAA

31ms

HTTPS

64ms

TLSA

306ms

SOA

29ms

MTA-STS

54ms

DNSSEC

90ms

SRV

72ms

Total

832ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 07:45:29	1016ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-01 07:34:48 shown	832ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-04 04:20:22	850ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-05 10:39:31	3519ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-03 10:04:20	3037ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 08:54:31	1349ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 21:36:27	1268ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 12:02:49	706ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 05:05:58	859ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 23:34:03	15106ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 23:15:13	11720ms	2 NS 1 A 1 MX	🔒 Secure