optigreen.dk

📜 Historical scan 2026-06-17 14:00:48 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

optigreen.dk is a .dk domain served by 2 nameservers (ns1.is-fun.net, ns2.is-fun.net). It was registered on 25 August 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.114.33.35 is hosted by TelemaxX Telekommunikation GmbH (AS12843) in Germany. Mail is handled by mail13.is-fun.net. 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#

2 records 81ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.is-fun.net	212.114.35.78	ns1.is-fun.net	AS12843 TelemaxX Telekommunikation GmbH
ns2.is-fun.net	192.174.68.100 2001:67c:1bc::100	ns1.comteam.at ns3.arcade.ch	AS1921 ipcom GmbH AS1921 ipcom GmbH

🌍 A Records#

1 records 113ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.114.33.35	—	ger13-2.wwwserver.net	AS12843	TelemaxX Telekommunikation GmbH	212.114.32.0/21	🇩🇪 Germany	—

📧 MX Records#

1 records 74ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
100	—	mail13.is-fun.net	212.114.33.34	ger13.wwwserver.net	AS12843 TelemaxX Telekommunikation GmbH

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 360ms

TXT Record
v=spf1 a mx ip4:212.114.33.0/24 ip4:212.114.34.0/24 ip4:212.114.35.0/24 ip4:212.114.36.0/24 ip4:212.114.37.0/24 ~all

✉️ SPF#

Policy	Record (optigreen.dk)
~all (soft fail)	v=spf1 a mx ip4:212.114.33.0/24 ip4:212.114.34.0/24 ip4:212.114.35.0/24 ip4:212.114.36.0/24 ip4:212.114.37.0/24 ~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 2026-10-08 18:29:43

www	212.114.33.35 (AS12843) (address records, no CNAME)
www vs bare domain	Same network optigreen.dk: 212.114.33.35 (AS12843) www.optigreen.dk: 212.114.33.35 (AS12843)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

195ms

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

🏷️ SOA#

112ms

Field	Value
Serial	2025100901
Primary NS (MNAME)	ns1.is-fun.net
Responsible (RNAME)	hostmaster@is-fun.com
Refresh	86400s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-16 10:34:06

Field	Value
Registrar	iS-Fun Internet Services GmbH
Registered	2011-08-25
Expires	2027-08-31 (318d)

🔗 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#

81ms

113ms

74ms

AAAA

76ms

TXT

360ms

CAA

74ms

HTTPS

97ms

TLSA

231ms

SOA

112ms

MTA-STS

99ms

DNSSEC

195ms

SRV

0ms

Total

1766ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 18:29:43	1209ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-09 08:55:25	2111ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-01 14:49:45	9814ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-25 19:42:10	2603ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-24 10:43:40	1009ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 07:57:34	775ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 14:00:48 shown	1766ms	2 NS 1 A 1 MX	🔓 Insecure