opti-data.dk

📜 Historical scan 2026-09-18 00:45:18 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

opti-data.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 21 May 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.55.196.134 is hosted by Inpadi ApS (AS60153) in Denmark. Mail is handled by optidata-dk01b.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 139ms

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 141ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.55.196.134	3600s	web01.tachodata.dk	AS60153	Inpadi ApS	185.55.196.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 108ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	optidata-dk01b.mail.protection.outlook.com	2a01:111:f403:c967::a 2a01:111:f403:ca09::26 2a01:111:f403:ca21::8 2a01:111:f403:ca48::a 52.101.73.126 52.101.73.145 52.101.91.153 52.101.91.162	mail-cpjpr05cu00102.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-matpr04cu00101.inbound.protection.outlook.com mail-matpr04cu00302.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 → 52.98.171.232
🔶 Autoconfig	195.47.247.18

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 264ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	100	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 253ms

TXT Record
MS=ms90394830
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (opti-data.dk)
-all (hard fail)	v=spf1 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-10 16:07:45

www	195.47.247.18 (AS51468) (address records, no CNAME)
www vs bare domain	Different networks opti-data.dk: 185.55.196.134 (AS60153) www.opti-data.dk: 195.47.247.18 (AS51468) (all like this)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

173ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026091601
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 2026-10-10 16:43:27

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-05-21
Expires	2027-05-31 (226d)

📋 WHOIS#

⏱️ Lookup Timing#

139ms

141ms

108ms

AAAA

130ms

TXT

253ms

CAA

122ms

HTTPS

123ms

TLSA

454ms

SOA

0ms

MTA-STS

151ms

DNSSEC

173ms

SRV

264ms

Total

1503ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 16:07:45	1380ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-09 14:03:55	1088ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 12:32:06	896ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-18 00:45:18 shown	1503ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-18 04:49:23	5247ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-13 08:07:14	4532ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 07:41:15	3162ms	2 NS 1 A 1 MX	🔒 Secure