opp.dk

📜 Historical scan 2026-06-28 16:28:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

opp.dk is a .dk domain served by 2 nameservers (ns1.telecomx.dk, ns2.telecomx.dk). It was registered on 19 April 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.51.79.114 is hosted by Powernet Aps (AS205984) in Denmark. Mail is handled by opp-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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 234ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.telecomx.dk	62.192.160.190	ns1.telecomx.dk	AS205984 Powernet Aps
ns2.telecomx.dk	62.192.160.191	ns2.telecomx.dk	AS205984 Powernet Aps

🌍 A Records#

1 records 221ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.51.79.114	600s	ph03.powernet.dk	AS205984	Powernet Aps	185.51.78.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 231ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	opp-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::e 2a01:111:f403:ca04::f 2a01:111:f403:ca09::4 52.101.68.18 52.101.73.153 52.101.73.28 52.101.73.8	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am7pr05cu00204.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 → 40.104.116.8

🔷 AAAA Records (IPv6)#

1 records 235ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2002:b923:b9a0::b923:b9a0	600s	—	AS39783	Webhuset AS	2002:b923:b800:0:0:0:0:0/38	🇳🇴 Norway	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 459ms

TXT Record
MS=ms62580010
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (opp.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 10:27:15

www CNAME	opp.dk (all on opp.dk) → 185.51.79.114 2002:b923:b9a0::b923:b9a0 (AS39783 AS205984)
www vs bare domain	Same network opp.dk: 185.51.79.114 2002:b923:b9a0::b923:b9a0 (AS39783 AS205984) www.opp.dk: 185.51.79.114 2002:b923:b9a0::b923:b9a0 (AS39783 AS205984)
Wildcard	No

🔎 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#

336ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

284ms

Field	Value
Serial	19
Primary NS (MNAME)	ns1.telecomx.dk
Responsible (RNAME)	hostmaster@telecomx.dk
Refresh	3600s
Retry	600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-12 02:52:26

Field	Value
Registrar	ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA
Registered	1999-04-19
Expires	2027-06-30 (255d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

234ms

221ms

231ms

AAAA

235ms

TXT

459ms

CAA

272ms

HTTPS

272ms

TLSA

1049ms

SOA

284ms

MTA-STS

272ms

DNSSEC

336ms

SRV

349ms

Total

2304ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 10:27:15	1780ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-03 05:51:34	3551ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-01 04:02:00	3257ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-26 03:44:12	4666ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-28 16:28:41 shown	2304ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-27 19:54:56	4455ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-27 02:21:22	1082ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-25 01:46:27	1992ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-20 16:06:14	954ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 13:15:38	6174ms	2 NS 1 A 1 MX	🔓 Insecure