dukop.dk

📜 Historical scan 2026-06-20 15:02:27 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dukop.dk is a .dk domain served by 5 nameservers (freedns1.registrar-servers.com, freedns2.registrar-servers.com, freedns3.registrar-servers.com and 2 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 37.139.20.58 is hosted by DigitalOcean, LLC (AS14061) in The Netherlands. Mail is handled by eforward1.registrar-servers.com, eforward2.registrar-servers.com and 3 more. 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#

5 records 163ms

Nameserver	IP addresses	PTR	ASN / ISP
freedns1.registrar-servers.com	2605:9880:300:1400:101:1650:5e2:54 45.58.122.83	— —	AS23470 ReliableSite.Net LLC AS23470 ReliableSite.Net LLC
freedns2.registrar-servers.com	199.119.202.76 2604:6600:0:1b::2	pdns12.registrar-servers.com —	AS40676 Psychz Networks AS40676 Psychz Networks
freedns3.registrar-servers.com	195.154.94.174 2001:bc8:6006:4000:8218:44ff:feef:d720	freedns3.registrar-servers.com —	AS12876 Scaleway SAS AS12876 Scaleway SAS
freedns4.registrar-servers.com	2a02:29e0:1:103:103::1 95.141.37.127	— —	AS49367 Seflow s.r.l. AS49367 Seflow s.r.l.
freedns5.registrar-servers.com	2001:41d0:700:120f::1 54.36.109.15	— freedns5.registrar-servers.com	AS16276 OVH SAS AS16276 OVH SAS

🌍 A Records#

1 records 83ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
37.139.20.58	1799s	dukop.dk	AS14061	DigitalOcean, LLC	37.139.0.0/19	🇳🇱 The Netherlands	Amsterdam

📧 MX Records#

5 records 83ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	1800s	eforward1.registrar-servers.com	162.255.118.51 162.255.118.51	eforward1.registrar-servers.com eforward3.registrar-servers.com	AS22612 Namecheap, Inc. AS22612 Namecheap, Inc.
10	1800s	eforward2.registrar-servers.com	162.255.118.52	eforward2.registrar-servers.com	AS22612 Namecheap, Inc.
10	1800s	eforward3.registrar-servers.com	162.255.118.51 162.255.118.51	eforward1.registrar-servers.com eforward3.registrar-servers.com	AS22612 Namecheap, Inc. AS22612 Namecheap, Inc.
15	1800s	eforward4.registrar-servers.com	162.255.118.52	eforward2.registrar-servers.com	AS22612 Namecheap, Inc.
20	1800s	eforward5.registrar-servers.com	162.255.118.51 162.255.118.51	eforward1.registrar-servers.com eforward3.registrar-servers.com	AS22612 Namecheap, Inc. AS22612 Namecheap, Inc.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	37.139.20.58
🔶 Autoconfig	37.139.20.58

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 544ms

TXT Record
v=spf1 ip4:37.139.20.58 include:spf.efwd.registrar-servers.com ~all

✉️ SPF#

Policy	Record (dukop.dk)
~all (soft fail)	v=spf1 ip4:37.139.20.58 include:spf.efwd.registrar-servers.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 2026-10-08 06:08:50

www	37.139.20.58 (AS14061) (address records, no CNAME)
www vs bare domain	Same network dukop.dk: 37.139.20.58 (AS14061) www.dukop.dk: 37.139.20.58 (AS14061)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

3 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit
s1	s1.domainkey.u20851613.wl114.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u20851613.wl114.sendgrid.net	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 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#

194ms

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

🏷️ SOA#

91ms

Field	Value
Serial	1746373181
Primary NS (MNAME)	freedns1.registrar-servers.com
Responsible (RNAME)	hostmaster@registrar-servers.com
Refresh	43200s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3601s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

163ms

83ms

AAAA

96ms

TXT

544ms

CAA

89ms

HTTPS

160ms

TLSA

219ms

SOA

91ms

MTA-STS

169ms

DNSSEC

194ms

SRV

538ms

Total

1723ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 03:11:06	1130ms	5 NS 1 A 5 MX	🔓 Insecure
2026-06-26 18:03:22	1576ms	5 NS 1 A 5 MX	🔓 Insecure
2026-06-25 05:14:32	1613ms	5 NS 1 A 5 MX	🔓 Insecure
2026-06-23 23:41:27	1159ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 15:02:27 shown	1723ms	5 NS 1 A 5 MX	🔓 Insecure
2026-06-17 05:20:05	2320ms	5 NS 1 A 5 MX	🔓 Insecure
2026-06-17 05:07:33	19987ms	5 NS 1 A 5 MX	🔓 Insecure
2026-06-17 05:00:46	1140ms	5 NS 1 A 5 MX	🔓 Insecure
2026-06-17 05:00:44	1135ms	5 NS 1 A 5 MX	🔓 Insecure