optiver.dk

📜 Historical scan 2026-06-25 02:53:04 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

optiver.dk is a .dk domain served by 4 nameservers (ns0.ppse.net, ns1.ppse.net, ns4.sentia.nl and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.195.124.19 is hosted by WorldStream B.V. (AS8315) in The Netherlands. Mail is handled by optiver.dk. The zone is not DNSSEC-signed, 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#

4 records 59ms

Nameserver	IP addresses	PTR	ASN / ISP
ns0.ppse.net	185.77.120.5 2a03:5500:850::5	— —	AS8315 WorldStream B.V. AS8315 WorldStream B.V.
ns1.ppse.net	162.248.197.5 2a03:5500:853::5	— —	AS8315 WorldStream B.V. AS8315 WorldStream B.V.
ns4.sentia.nl	162.251.34.5 2a03:5500:851::5	— —	AS8315 WorldStream B.V. AS8315 WorldStream B.V.
ns6.sentia.net	162.248.197.5 2a03:5500:853::5	— —	AS8315 WorldStream B.V. AS8315 WorldStream B.V.

🌍 A Records#

1 records 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.195.124.19	69178s	powered-by.vellance.com	AS8315	WorldStream B.V.	217.195.112.0/20	🇳🇱 The Netherlands	—

📧 MX Records#

1 records 135ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	69178s	optiver.dk	217.195.124.19	powered-by.vellance.com	AS8315 WorldStream B.V.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	217.195.124.19
🔶 Autoconfig	217.195.124.19

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 387ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (optiver.dk)
-all (hard fail)	v=spf1 -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 08:02:28

www	217.195.124.19 (AS8315) (address records, no CNAME)
www vs bare domain	Same network optiver.dk: 217.195.124.19 (AS8315) www.optiver.dk: 217.195.124.19 (AS8315)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

119ms

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

🏷️ SOA#

81ms

Field	Value
Serial	2016062402
Primary NS (MNAME)	ns1.msgc.ac
Responsible (RNAME)	hostmaster@optiver.dk
Refresh	14400s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

59ms

50ms

135ms

AAAA

53ms

TXT

387ms

CAA

118ms

HTTPS

154ms

TLSA

92ms

SOA

81ms

MTA-STS

175ms

DNSSEC

119ms

SRV

202ms

Total

1004ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 21:37:23	773ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-25 02:53:04 shown	1004ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-24 22:06:03	2600ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-17 13:13:07	1662ms	4 NS 1 A 1 MX	🔓 Insecure