netopcom.dk

📜 Historical scan 2026-09-08 13:39:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

netopcom.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 27 January 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 173.212.244.184 is hosted by Contabo GmbH (AS51167) in France. Mail is handled by netopcom-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 138ms

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 113ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
173.212.244.184	3600s	vmi3556639.contaboserver.net	AS51167	Contabo GmbH	173.212.192.0/18	🇫🇷 France	Lauterbourg

📧 MX Records#

1 records 82ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	netopcom-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::b 2a01:111:f403:ca38::a 2a01:111:f403:ca3c::6 52.101.185.24 52.101.68.25 52.101.68.3 52.101.73.123	mail-db5pr02cu00100.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-zrxpr07cu00100.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am6pr02cu00203.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 → 40.104.116.8

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 829ms

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

📝 TXT Records#

1 records 490ms

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

✉️ SPF#

Policy	Record (netopcom.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 2026-10-09 19:27:37

www	173.212.244.184 (AS51167) (address records, no CNAME)
www vs bare domain	Same network netopcom.dk: 173.212.244.184 (AS51167) www.netopcom.dk: 173.212.244.184 (AS51167)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
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#

155ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026090301
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 2026-10-13 05:55:37

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2014-01-27
Expires	2028-01-31 (468d)

🔗 Same registrant#

3 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
atcube.dk	Punktum dk A/S (direct)
eventsmakers.dk	Punktum dk A/S (direct)
overloadrp.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

138ms

113ms

82ms

AAAA

137ms

TXT

490ms

CAA

123ms

HTTPS

115ms

TLSA

441ms

SOA

0ms

MTA-STS

129ms

DNSSEC

155ms

SRV

829ms

Total

1852ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 10:10:37	759ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 23:40:42	1181ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-08 13:39:07 shown	1852ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 02:30:21	1247ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-28 00:34:08	3350ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-29 14:30:12	5622ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 15:14:02	787ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 22:23:32	2077ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 07:15:08	1229ms	2 NS 1 A 1 MX	🔒 Secure