selfback.dk

📜 Historical scan 2026-06-17 11:59:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

selfback.dk is a .dk domain served by 4 nameservers (ns-1380.awsdns-44.org, ns-1716.awsdns-22.co.uk, ns-439.awsdns-54.com and 1 more). It was registered on 30 November 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 34.240.172.92 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 166ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1380.awsdns-44.org	205.251.197.100 2600:9000:5305:6400::1	ns-1380.awsdns-44.org ns-1380.awsdns-44.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1716.awsdns-22.co.uk	205.251.198.180 2600:9000:5306:b400::1	ns-1716.awsdns-22.co.uk ns-1716.awsdns-22.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-439.awsdns-54.com	205.251.193.183 2600:9000:5301:b700::1	ns-439.awsdns-54.com ns-439.awsdns-54.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-960.awsdns-56.net	205.251.195.192 2600:9000:5303:c000::1	ns-960.awsdns-56.net ns-960.awsdns-56.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records#

1 records 161ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
34.240.172.92	—	ec2-34-240-172-92.eu-west-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	34.240.0.0/12	🇮🇪 Ireland	Dublin

📧 MX Records#

5 records 169ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	aspmx.l.google.com	142.251.1.27 2a00:1450:4010:c0f::1a 2a00:1450:4010:c0f::1a	lb-in-f27.1e100.net lt-in-f26.1e100.net lt-in-x1a.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	—	alt1.aspmx.l.google.com	192.178.211.27 2404:6800:4000:1025::1b	lcbomp-in-f27.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	—	alt2.aspmx.l.google.com	108.177.125.26 2404:6800:4008:c01::1a	tp-in-f26.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	—	alt3.aspmx.l.google.com	108.177.125.26 2404:6800:4008:c01::1a	tp-in-f26.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	—	alt4.aspmx.l.google.com	173.194.43.26 2607:f8b0:400e:c1e::1b	yudlsqd-in-f26.1e100.net yudlsqd-in-f27.1e100.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#

7 records 268ms

TXT Record
apple-domain-verification=4loOCVSSTI2GPE0u
atlassian-domain-verification=ZRJd9MeTdFa2C7gGEi4XUjin53anJxik3JWs2aCA4pBno8tALUsKN/1PcEeGlyza
google-site-verification=ngWgcCkUvdkGsu0dViRl9jxSKVS6ufyHdAKc-rDdX_E
linkedin-site-verification=a9fd7d8f-4166-4ec6-aa24-0b5879cc80d5
proxy-ssl.webflow.com
stripe-verification=722B461C4D80795FE7E5F17C8B4D13F57ECCF2654A871EF8ADFA7697E3D9363A
v=spf1 include:_spf.google.com ~all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.selfback.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dmarc@selfback.dk

📬 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 2026-10-10 20:28:29

www	34.240.172.92 (AS16509) (address records, no CNAME)
www vs bare domain	Same network selfback.dk: 34.240.172.92 (AS16509) www.selfback.dk: 34.240.172.92 (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: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

284ms

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

🏷️ SOA#

167ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-1716.awsdns-22.co.uk
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-11 21:00:41

Field	Value
Registrar	NETIM
Registered	2020-11-30
Expires	2026-11-30 (42d)

🔗 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
50min.dk	NETIM
50minutter.dk	NETIM

📋 WHOIS#

⏱️ Lookup Timing#

166ms

161ms

169ms

AAAA

149ms

TXT

268ms

CAA

161ms

HTTPS

160ms

TLSA

228ms

SOA

167ms

MTA-STS

64ms

DNSSEC

284ms

SRV

0ms

Total

1768ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 06:36:20	3051ms	4 NS 1 A 5 MX	🔓 Insecure
2026-09-28 07:20:43	12151ms	4 NS 1 A 5 MX	🔓 Insecure
2026-09-07 01:06:22	3786ms	4 NS 1 A 5 MX	🔓 Insecure
2026-08-27 04:54:41	3390ms	4 NS 1 A 5 MX	🔓 Insecure
2026-06-17 11:59:22 shown	1768ms	4 NS 1 A 5 MX	🔓 Insecure