onlineundersoegelse.dk

📜 Historical scan 2026-06-19 01:03:05 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

onlineundersoegelse.dk is a .dk domain served by 4 nameservers (ns-1191.awsdns-20.org, ns-1808.awsdns-34.co.uk, ns-494.awsdns-61.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 54.220.139.20 is hosted by Amazon.com, Inc. (AS16509) in Ireland. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, publishes a 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#

4 records 276ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1191.awsdns-20.org	205.251.196.167 2600:9000:5304:a700::1	ns-1191.awsdns-20.org ns-1191.awsdns-20.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1808.awsdns-34.co.uk	205.251.199.16 2600:9000:5307:1000::1	ns-1808.awsdns-34.co.uk ns-1808.awsdns-34.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-494.awsdns-61.com	205.251.193.238 2600:9000:5301:ee00::1	ns-494.awsdns-61.com ns-494.awsdns-61.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-578.awsdns-08.net	205.251.194.66 2600:9000:5302:4200::1	ns-578.awsdns-08.net ns-578.awsdns-08.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records#

2 records 298ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
54.220.139.20	60s	ec2-54-220-139-20.eu-west-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	54.220.0.0/16	🇮🇪 Ireland	Dublin
63.34.184.112	60s	ec2-63-34-184-112.eu-west-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	63.32.0.0/14	🇮🇪 Ireland	Dublin

📧 MX Records#

5 records 370ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	142.251.127.26 2a00:1450:4001:c21::1b	lcfrai-in-f26.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.211.27 2404:6800:4000:1025::1a	lcbomp-in-f27.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx2.googlemail.com	192.178.211.26 2404:6800:4000:1025::1b	lcbomp-in-f26.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx3.googlemail.com	172.253.152.27 2404:6800:4013:813::1a	yulpptr-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 2207ms

TXT Record
v=spf1 include:amazonses.com include:_spf.google.com ~all

✉️ SPF#

Policy	Record (onlineundersoegelse.dk)
~all (soft fail)	v=spf1 include:amazonses.com include:_spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.onlineundersoegelse.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#

latest probe, not this scan · checked 2026-10-09 14:39:42

www	34.248.221.7 63.34.129.6 (AS16509) (address records, no CNAME)
www vs bare domain	Same network onlineundersoegelse.dk: 34.248.221.7 63.34.129.6 (AS16509) www.onlineundersoegelse.dk: 34.248.221.7 63.34.129.6 (AS16509)
Wildcard	No

✍️ DKIM keys#

1 found

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

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

1015ms

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

🏷️ SOA#

352ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-494.awsdns-61.com
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

276ms

298ms

370ms

AAAA

360ms

TXT

2207ms

CAA

343ms

HTTPS

376ms

TLSA

904ms

SOA

352ms

MTA-STS

583ms

DNSSEC

1015ms

SRV

572ms

Total

9899ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 14:39:42	3165ms	4 NS 2 A 5 MX	🔓 Insecure
2026-09-10 14:43:33	5345ms	4 NS 2 A 5 MX	🔓 Insecure
2026-06-26 06:29:07	1228ms	4 NS 2 A 5 MX	🔓 Insecure
2026-06-24 00:57:29	1133ms	4 NS 2 A 5 MX	🔓 Insecure
2026-06-19 01:03:05 shown	9899ms	4 NS 2 A 5 MX	🔓 Insecure
2026-06-17 19:48:33	1517ms	4 NS 2 A 5 MX	🔓 Insecure