optigroup.dk

📜 Historical scan 2026-08-28 10:14:25 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

optigroup.dk is a .dk domain served by 2 nameservers (dns1.cscdns.net, dns2.cscdns.net). It was registered on 30 October 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 165.160.13.20 is hosted by Corporation Service Company (AS19574) in United States. Mail is handled by custmx.cscdns.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 54ms

Nameserver	IP addresses	PTR	ASN / ISP
dns1.cscdns.net	156.154.130.100 2610:a1:1022::100	ns1.netnames.net pdns1.cscdns.net	AS12008 Vercara, LLC AS12008 Vercara, LLC
dns2.cscdns.net	156.154.131.100 2610:a1:1023::100	ns6.netnames.net ns4.netnames.net	AS12008 Vercara, LLC AS12008 Vercara, LLC

🌍 A Records#

2 records 79ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
165.160.13.20	14400s	—	AS19574	Corporation Service Company	165.160.12.0/22	🇺🇸 United States	—
165.160.15.20	14400s	—	AS19574	Corporation Service Company	165.160.12.0/22	🇺🇸 United States	—

📧 MX Records#

1 records 76ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	14400s	custmx.cscdns.net	198.58.121.58	—	AS63949 Akamai Connected Cloud

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	165.160.13.20
🔶 Autoconfig	165.160.15.20

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 16:30:06

www	165.160.13.20 165.160.15.20 (AS19574) (address records, no CNAME)
www vs bare domain	Same network optigroup.dk: 165.160.13.20 165.160.15.20 (AS19574) www.optigroup.dk: 165.160.13.20 165.160.15.20 (AS19574)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

110ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2018103002
Primary NS (MNAME)	dns1.cscdns.net
Responsible (RNAME)	hostmaster@cscdns.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	14400s

📋 Registration#

WHOIS fetched 2026-10-13 12:58:47

Field	Value
Registrar	CSC Digital Brand Service, Inc
Registered	2018-10-30
Expires	2026-10-31 (9d)

🔗 Same registrant#

2 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
procurator.dk	CSC Digital Brand Service, Inc
stadsing.dk	CSC Digital Brand Service, Inc

📋 WHOIS#

⏱️ Lookup Timing#

54ms

79ms

76ms

AAAA

62ms

TXT

320ms

CAA

67ms

HTTPS

73ms

TLSA

85ms

SOA

0ms

MTA-STS

97ms

DNSSEC

110ms

SRV

109ms

Total

727ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-24 13:05:51	9494ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-31 11:42:38	1571ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-28 10:14:25 shown	727ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-29 01:35:23	790ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 22:56:59	456ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 14:00:47	2080ms	2 NS 2 A 1 MX	⚠️ Bogus