aalborgopstrengning.dk

Records from scan: 2026-10-02 20:20:41 · 2536ms total · last checked 2026-10-17 22:23 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

aalborgopstrengning.dk is a .dk domain served by 3 nameservers (ns5.chosting.dk, ns6.chosting.dk, ns7.chosting.dk). It was registered on 20 February 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.20.216.20 is hosted by Atea A/S (AS21060) in Denmark. Mail is handled by aalborgopstrengning.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 120ms

Nameserver	IP addresses	PTR	ASN / ISP
ns5.chosting.dk	167.235.66.236 2a01:4f8:1c1e:d097::1	ns5.chosting.dk ns5.chosting.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns6.chosting.dk	2001:41d0:305:2100::80e9 51.91.57.33	ns6.chosting.dk ns6.chosting.dk	AS16276 OVH SAS AS16276 OVH SAS
ns7.chosting.dk	178.20.220.33	ns7.chosting.dk	AS21060 Atea A/S

🌍 A Records#

1 records 122ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.20.216.20	3600s	server11.chosting.dk	AS21060	Atea A/S	178.20.216.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 140ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	aalborgopstrengning.dk	178.20.216.20 2a01:7cc0:101:ffff::1:8	server11.chosting.dk —	AS21060 Atea A/S AS21060 Atea A/S

🔷 AAAA Records (IPv6)#

1 records 64ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:7cc0:101:ffff::1:8	3600s	—	AS21060	Atea A/S	2a01:7cc0:100:0:0:0:0:0/40	🇩🇰 Denmark	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 521ms

TXT Record
v=spf1 ip4:178.20.216.20 include:spf.chosting.dk +a +mx ~all

✉️ SPF#

Policy	Record (aalborgopstrengning.dk)
~all (soft fail)	v=spf1 ip4:178.20.216.20 include:spf.chosting.dk +a +mx ~all

📨 DMARC#

Policy	Record (_dmarc.aalborgopstrengning.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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#

checked 2026-10-09 05:13:50

www CNAME	aalborgopstrengning.dk (all on aalborgopstrengning.dk) → 178.20.216.20 2a01:7cc0:101:ffff::1:8 (AS21060)
www vs bare domain	Same network aalborgopstrengning.dk: 178.20.216.20 2a01:7cc0:101:ffff::1:8 (AS21060) www.aalborgopstrengning.dk: 178.20.216.20 2a01:7cc0:101:ffff::1:8 (AS21060)
Wildcard	No

✍️ 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: 5/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.aalborgopstrengning.dk	zwOgSz7zKy9h8b07-b-1bHgwhS0Qq_ktjTwGbPkleqE

🔗 TLSA / DANE#

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

🔐 DNSSEC#

369ms

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

🏷️ SOA#

116ms

Field	Value
Serial	2026100201
Primary NS (MNAME)	ns5.chosting.dk
Responsible (RNAME)	logs@chosting.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-02 20:36:29

Field	Value
Registrar	FIONIA IT ApS
Registered	2023-02-20
Expires	2027-02-19 (124d)

📋 WHOIS#

⏱️ Lookup Timing#

120ms

122ms

140ms

AAAA

64ms

TXT

521ms

CAA

125ms

HTTPS

91ms

TLSA

1149ms

SOA

116ms

MTA-STS

275ms

DNSSEC

369ms

SRV

243ms

Total

2536ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 20:20:41 shown	2536ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-05 02:29:22	777ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-03 08:04:40	974ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-24 17:15:07	689ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-22 03:09:38	1133ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 13:16:20	730ms	3 NS 1 A 1 MX	🔓 Insecure