opbakning.dk

📜 Historical scan 2026-06-24 09:05:40 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

opbakning.dk is a .dk domain served by 2 nameservers (ns1.simpleagencygroup.dk, ns2.simpleagencygroup.dk). It was registered on 20 June 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.20.217.249 is hosted by Atea A/S (AS21060) in Denmark. Mail is handled by opbakning.dk. The zone is DNSSEC-signed and validates, 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 75ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simpleagencygroup.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simpleagencygroup.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 69ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.20.217.249	14400s	vps.simpledigital.dk	AS21060	Atea A/S	178.20.216.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 70ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	14400s	opbakning.dk	178.20.217.249	vps.simpledigital.dk	AS21060 Atea A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 182ms

TXT Record
v=spf1 +a +mx +ip4:134.119.184.123 +ip4:37.61.223.179 ~all

✉️ SPF#

Policy	Record (opbakning.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:134.119.184.123 +ip4:37.61.223.179 ~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 07:37:23

www CNAME	opbakning.dk (all on opbakning.dk) → 185.130.190.66 (AS210939)
www vs bare domain	Same network opbakning.dk: 185.130.190.66 (AS210939) www.opbakning.dk: 185.130.190.66 (AS210939)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~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: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

206ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

69ms

Field	Value
Serial	2025031701
Primary NS (MNAME)	ns1.simpleagencygroup.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-17 12:30:39

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-06-20
Expires	2027-06-30 (252d)

🔗 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#

75ms

69ms

70ms

AAAA

73ms

TXT

182ms

CAA

72ms

HTTPS

64ms

TLSA

858ms

SOA

69ms

MTA-STS

126ms

DNSSEC

206ms

SRV

163ms

Total

1318ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-13 18:25:46	697ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-03 09:25:28	607ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 09:05:40 shown	1318ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 01:21:34	946ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 07:05:33	842ms	2 NS 1 A 1 MX	🔒 Secure