opp.dk

📜 Historical scan 2026-10-03 05:51:34 · ← 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 29ms

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 29ms

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 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	opp-dk.mail.protection.outlook.com	2a01:111:f403:c967::a 2a01:111:f403:ca09::20 2a01:111:f403:ca21::8 2a01:111:f403:ca3c::6 52.101.181.156 52.101.68.21 52.101.91.156 52.101.91.162	mail-cpjpr05cu00102.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-maspr04cu00104.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 → 52.98.149.152

🔷 AAAA Records (IPv6)#

1 records 39ms

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 146ms

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#

68ms

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

🏷️ SOA#

25ms

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#

29ms

32ms

AAAA

39ms

TXT

146ms

CAA

46ms

HTTPS

39ms

TLSA

3179ms

SOA

25ms

MTA-STS

49ms

DNSSEC

68ms

SRV

49ms

Total

3551ms

🕐 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 shown	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	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